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Migrate to numeric associated consts

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This commit is contained in:
Lzu Tao 2020-06-02 07:59:11 +00:00
parent 283522400b
commit fff822fead
101 changed files with 485 additions and 518 deletions
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4
src/liballoc/rc.rs
View file

@ -2034,7 +2034,7 @@ trait RcBoxPtr<T: ?Sized> {
// The reference count will never be zero when this is called;
// nevertheless, we insert an abort here to hint LLVM at
// an otherwise missed optimization.
if strong == 0 || strong == usize::max_value() {
if strong == 0 || strong == usize::MAX {
abort();
}
self.inner().strong.set(strong + 1);
@ -2058,7 +2058,7 @@ trait RcBoxPtr<T: ?Sized> {
// The reference count will never be zero when this is called;
// nevertheless, we insert an abort here to hint LLVM at
// an otherwise missed optimization.
if weak == 0 || weak == usize::max_value() {
if weak == 0 || weak == usize::MAX {
abort();
}
self.inner().weak.set(weak + 1);

4
src/liballoc/rc/tests.rs
View file

@ -407,14 +407,14 @@ fn test_from_vec() {
fn test_downcast() {
use std::any::Any;
let r1: Rc<dyn Any> = Rc::new(i32::max_value());
let r1: Rc<dyn Any> = Rc::new(i32::MAX);
let r2: Rc<dyn Any> = Rc::new("abc");
assert!(r1.clone().downcast::<u32>().is_err());
let r1i32 = r1.downcast::<i32>();
assert!(r1i32.is_ok());
assert_eq!(r1i32.unwrap(), Rc::new(i32::max_value()));
assert_eq!(r1i32.unwrap(), Rc::new(i32::MAX));
assert!(r2.clone().downcast::<i32>().is_err());

4
src/liballoc/sync/tests.rs
View file

@ -465,14 +465,14 @@ fn test_from_vec() {
fn test_downcast() {
use std::any::Any;
let r1: Arc<dyn Any + Send + Sync> = Arc::new(i32::max_value());
let r1: Arc<dyn Any + Send + Sync> = Arc::new(i32::MAX);
let r2: Arc<dyn Any + Send + Sync> = Arc::new("abc");
assert!(r1.clone().downcast::<u32>().is_err());
let r1i32 = r1.downcast::<i32>();
assert!(r1i32.is_ok());
assert_eq!(r1i32.unwrap(), Arc::new(i32::max_value()));
assert_eq!(r1i32.unwrap(), Arc::new(i32::MAX));
assert!(r2.clone().downcast::<i32>().is_err());

4
src/liballoc/tests/str.rs
View file

@ -566,13 +566,13 @@ mod slice_index {
data: "hello";
// note: using 0 specifically ensures that the result of overflowing is 0..0,
// so that `get` doesn't simply return None for the wrong reason.
bad: data[0..=usize::max_value()];
bad: data[0..=usize::MAX];
message: "maximum usize";
}
in mod rangetoinclusive {
data: "hello";
bad: data[..=usize::max_value()];
bad: data[..=usize::MAX];
message: "maximum usize";
}
}

18
src/liballoc/tests/vec.rs
View file

@ -68,7 +68,7 @@ fn test_reserve() {
#[test]
fn test_zst_capacity() {
assert_eq!(Vec::<()>::new().capacity(), usize::max_value());
assert_eq!(Vec::<()>::new().capacity(), usize::MAX);
}
#[test]
@ -563,19 +563,19 @@ fn test_drain_inclusive_range() {
#[test]
fn test_drain_max_vec_size() {
let mut v = Vec::<()>::with_capacity(usize::max_value());
let mut v = Vec::<()>::with_capacity(usize::MAX);
unsafe {
v.set_len(usize::max_value());
v.set_len(usize::MAX);
}
for _ in v.drain(usize::max_value() - 1..) {}
assert_eq!(v.len(), usize::max_value() - 1);
for _ in v.drain(usize::MAX - 1..) {}
assert_eq!(v.len(), usize::MAX - 1);
let mut v = Vec::<()>::with_capacity(usize::max_value());
let mut v = Vec::<()>::with_capacity(usize::MAX);
unsafe {
v.set_len(usize::max_value());
v.set_len(usize::MAX);
}
for _ in v.drain(usize::max_value() - 1..=usize::max_value() - 1) {}
assert_eq!(v.len(), usize::max_value() - 1);
for _ in v.drain(usize::MAX - 1..=usize::MAX - 1) {}
assert_eq!(v.len(), usize::MAX - 1);
}
#[test]

10
src/libcore/cell.rs
View file

@ -1163,8 +1163,8 @@ impl<'b> BorrowRef<'b> {
// Incrementing borrow can result in a non-reading value (<= 0) in these cases:
// 1. It was < 0, i.e. there are writing borrows, so we can't allow a read borrow
// due to Rust's reference aliasing rules
// 2. It was isize::max_value() (the max amount of reading borrows) and it overflowed
// into isize::min_value() (the max amount of writing borrows) so we can't allow
// 2. It was isize::MAX (the max amount of reading borrows) and it overflowed
// into isize::MIN (the max amount of writing borrows) so we can't allow
// an additional read borrow because isize can't represent so many read borrows
// (this can only happen if you mem::forget more than a small constant amount of
// `Ref`s, which is not good practice)
@ -1172,7 +1172,7 @@ impl<'b> BorrowRef<'b> {
} else {
// Incrementing borrow can result in a reading value (> 0) in these cases:
// 1. It was = 0, i.e. it wasn't borrowed, and we are taking the first read borrow
// 2. It was > 0 and < isize::max_value(), i.e. there were read borrows, and isize
// 2. It was > 0 and < isize::MAX, i.e. there were read borrows, and isize
// is large enough to represent having one more read borrow
borrow.set(b);
Some(BorrowRef { borrow })
@ -1198,7 +1198,7 @@ impl Clone for BorrowRef<'_> {
debug_assert!(is_reading(borrow));
// Prevent the borrow counter from overflowing into
// a writing borrow.
assert!(borrow != isize::max_value());
assert!(borrow != isize::MAX);
self.borrow.set(borrow + 1);
BorrowRef { borrow: self.borrow }
}
@ -1489,7 +1489,7 @@ impl<'b> BorrowRefMut<'b> {
let borrow = self.borrow.get();
debug_assert!(is_writing(borrow));
// Prevent the borrow counter from underflowing.
assert!(borrow != isize::min_value());
assert!(borrow != isize::MIN);
self.borrow.set(borrow - 1);
BorrowRefMut { borrow: self.borrow }
}

6
src/libcore/convert/num.rs
View file

@ -217,7 +217,7 @@ macro_rules! try_from_upper_bounded {
/// is outside of the range of the target type.
#[inline]
fn try_from(u: $source) -> Result<Self, Self::Error> {
if u > (Self::max_value() as $source) {
if u > (Self::MAX as $source) {
Err(TryFromIntError(()))
} else {
Ok(u as Self)
@ -239,8 +239,8 @@ macro_rules! try_from_both_bounded {
/// is outside of the range of the target type.
#[inline]
fn try_from(u: $source) -> Result<Self, Self::Error> {
let min = Self::min_value() as $source;
let max = Self::max_value() as $source;
let min = Self::MIN as $source;
let max = Self::MAX as $source;
if u < min || u > max {
Err(TryFromIntError(()))
} else {

66
src/libcore/num/mod.rs
View file

@ -750,9 +750,9 @@ $EndFeature, "
}
doc_comment! {
concat!("Unchecked integer addition. Computes `self + rhs, assuming overflow
concat!("Unchecked integer addition. Computes `self + rhs`, assuming overflow
cannot occur. This results in undefined behavior when `self + rhs > ", stringify!($SelfT),
"::max_value()` or `self + rhs < ", stringify!($SelfT), "::min_value()`."),
"::MAX` or `self + rhs < ", stringify!($SelfT), "::MIN`."),
#[unstable(
feature = "unchecked_math",
reason = "niche optimization path",
@ -792,9 +792,9 @@ $EndFeature, "
}
doc_comment! {
concat!("Unchecked integer subtraction. Computes `self - rhs, assuming overflow
concat!("Unchecked integer subtraction. Computes `self - rhs`, assuming overflow
cannot occur. This results in undefined behavior when `self - rhs > ", stringify!($SelfT),
"::max_value()` or `self - rhs < ", stringify!($SelfT), "::min_value()`."),
"::MAX` or `self - rhs < ", stringify!($SelfT), "::MIN`."),
#[unstable(
feature = "unchecked_math",
reason = "niche optimization path",
@ -834,9 +834,9 @@ $EndFeature, "
}
doc_comment! {
concat!("Unchecked integer multiplication. Computes `self * rhs, assuming overflow
concat!("Unchecked integer multiplication. Computes `self * rhs`, assuming overflow
cannot occur. This results in undefined behavior when `self * rhs > ", stringify!($SelfT),
"::max_value()` or `self * rhs < ", stringify!($SelfT), "::min_value()`."),
"::MAX` or `self * rhs < ", stringify!($SelfT), "::MIN`."),
#[unstable(
feature = "unchecked_math",
reason = "niche optimization path",
@ -871,7 +871,7 @@ $EndFeature, "
without modifying the original"]
#[inline]
pub const fn checked_div(self, rhs: Self) -> Option<Self> {
if rhs == 0 || (self == Self::min_value() && rhs == -1) {
if rhs == 0 || (self == Self::MIN && rhs == -1) {
None
} else {
// SAFETY: div by zero and by INT_MIN have been checked above
@ -900,7 +900,7 @@ assert_eq!((1", stringify!($SelfT), ").checked_div_euclid(0), None);
without modifying the original"]
#[inline]
pub const fn checked_div_euclid(self, rhs: Self) -> Option<Self> {
if rhs == 0 || (self == Self::min_value() && rhs == -1) {
if rhs == 0 || (self == Self::MIN && rhs == -1) {
None
} else {
Some(self.div_euclid(rhs))
@ -929,7 +929,7 @@ $EndFeature, "
without modifying the original"]
#[inline]
pub const fn checked_rem(self, rhs: Self) -> Option<Self> {
if rhs == 0 || (self == Self::min_value() && rhs == -1) {
if rhs == 0 || (self == Self::MIN && rhs == -1) {
None
} else {
// SAFETY: div by zero and by INT_MIN have been checked above
@ -957,7 +957,7 @@ assert_eq!(", stringify!($SelfT), "::MIN.checked_rem_euclid(-1), None);
without modifying the original"]
#[inline]
pub const fn checked_rem_euclid(self, rhs: Self) -> Option<Self> {
if rhs == 0 || (self == Self::min_value() && rhs == -1) {
if rhs == 0 || (self == Self::MIN && rhs == -1) {
None
} else {
Some(self.rem_euclid(rhs))
@ -1236,9 +1236,9 @@ $EndFeature, "
match self.checked_mul(rhs) {
Some(x) => x,
None => if (self < 0) == (rhs < 0) {
Self::max_value()
Self::MAX
} else {
Self::min_value()
Self::MIN
}
}
}
@ -1267,8 +1267,8 @@ $EndFeature, "
pub const fn saturating_pow(self, exp: u32) -> Self {
match self.checked_pow(exp) {
Some(x) => x,
None if self < 0 && exp % 2 == 1 => Self::min_value(),
None => Self::max_value(),
None if self < 0 && exp % 2 == 1 => Self::MIN,
None => Self::MAX,
}
}
}
@ -1738,7 +1738,7 @@ $EndFeature, "
#[must_use = "this returns the result of the operation, \
without modifying the original"]
pub const fn overflowing_div(self, rhs: Self) -> (Self, bool) {
if self == Self::min_value() && rhs == -1 {
if self == Self::MIN && rhs == -1 {
(self, true)
} else {
(self / rhs, false)
@ -1771,7 +1771,7 @@ assert_eq!(", stringify!($SelfT), "::MIN.overflowing_div_euclid(-1), (", stringi
#[must_use = "this returns the result of the operation, \
without modifying the original"]
pub const fn overflowing_div_euclid(self, rhs: Self) -> (Self, bool) {
if self == Self::min_value() && rhs == -1 {
if self == Self::MIN && rhs == -1 {
(self, true)
} else {
(self.div_euclid(rhs), false)
@ -1805,7 +1805,7 @@ $EndFeature, "
#[must_use = "this returns the result of the operation, \
without modifying the original"]
pub const fn overflowing_rem(self, rhs: Self) -> (Self, bool) {
if self == Self::min_value() && rhs == -1 {
if self == Self::MIN && rhs == -1 {
(0, true)
} else {
(self % rhs, false)
@ -1838,7 +1838,7 @@ assert_eq!(", stringify!($SelfT), "::MIN.overflowing_rem_euclid(-1), (0, true));
without modifying the original"]
#[inline]
pub const fn overflowing_rem_euclid(self, rhs: Self) -> (Self, bool) {
if self == Self::min_value() && rhs == -1 {
if self == Self::MIN && rhs == -1 {
(0, true)
} else {
(self.rem_euclid(rhs), false)
@ -1869,8 +1869,8 @@ assert_eq!(", stringify!($SelfT), "::MIN.overflowing_neg(), (", stringify!($Self
#[allow(unused_attributes)]
#[allow_internal_unstable(const_if_match)]
pub const fn overflowing_neg(self) -> (Self, bool) {
if self == Self::min_value() {
(Self::min_value(), true)
if self == Self::MIN {
(Self::MIN, true)
} else {
(-self, false)
}
@ -1952,7 +1952,7 @@ $EndFeature, "
#[rustc_const_stable(feature = "const_int_methods", since = "1.32.0")]
#[inline]
pub const fn overflowing_abs(self) -> (Self, bool) {
(self.wrapping_abs(), self == Self::min_value())
(self.wrapping_abs(), self == Self::MIN)
}
}
@ -2986,9 +2986,9 @@ assert_eq!((", stringify!($SelfT), "::MAX - 2).checked_add(3), None);", $EndFeat
}
doc_comment! {
concat!("Unchecked integer addition. Computes `self + rhs, assuming overflow
concat!("Unchecked integer addition. Computes `self + rhs`, assuming overflow
cannot occur. This results in undefined behavior when `self + rhs > ", stringify!($SelfT),
"::max_value()` or `self + rhs < ", stringify!($SelfT), "::min_value()`."),
"::MAX` or `self + rhs < ", stringify!($SelfT), "::MIN`."),
#[unstable(
feature = "unchecked_math",
reason = "niche optimization path",
@ -3026,9 +3026,9 @@ assert_eq!(0", stringify!($SelfT), ".checked_sub(1), None);", $EndFeature, "
}
doc_comment! {
concat!("Unchecked integer subtraction. Computes `self - rhs, assuming overflow
concat!("Unchecked integer subtraction. Computes `self - rhs`, assuming overflow
cannot occur. This results in undefined behavior when `self - rhs > ", stringify!($SelfT),
"::max_value()` or `self - rhs < ", stringify!($SelfT), "::min_value()`."),
"::MAX` or `self - rhs < ", stringify!($SelfT), "::MIN`."),
#[unstable(
feature = "unchecked_math",
reason = "niche optimization path",
@ -3066,9 +3066,9 @@ assert_eq!(", stringify!($SelfT), "::MAX.checked_mul(2), None);", $EndFeature, "
}
doc_comment! {
concat!("Unchecked integer multiplication. Computes `self * rhs, assuming overflow
concat!("Unchecked integer multiplication. Computes `self * rhs`, assuming overflow
cannot occur. This results in undefined behavior when `self * rhs > ", stringify!($SelfT),
"::max_value()` or `self * rhs < ", stringify!($SelfT), "::min_value()`."),
"::MAX` or `self * rhs < ", stringify!($SelfT), "::MIN`."),
#[unstable(
feature = "unchecked_math",
reason = "niche optimization path",
@ -3366,7 +3366,7 @@ assert_eq!((", stringify!($SelfT), "::MAX).saturating_mul(10), ", stringify!($Se
pub const fn saturating_mul(self, rhs: Self) -> Self {
match self.checked_mul(rhs) {
Some(x) => x,
None => Self::max_value(),
None => Self::MAX,
}
}
}
@ -3393,7 +3393,7 @@ $EndFeature, "
pub const fn saturating_pow(self, exp: u32) -> Self {
match self.checked_pow(exp) {
Some(x) => x,
None => Self::max_value(),
None => Self::MAX,
}
}
}
@ -4080,7 +4080,7 @@ Basic usage:
}
}
doc_comment! {
doc_comment! {
concat!("Performs Euclidean division.
Since, for the positive integers, all common
@ -4178,7 +4178,7 @@ assert!(!10", stringify!($SelfT), ".is_power_of_two());", $EndFeature, "
// (such as intel pre-haswell) have more efficient ctlz
// intrinsics when the argument is non-zero.
let z = unsafe { intrinsics::ctlz_nonzero(p) };
<$SelfT>::max_value() >> z
<$SelfT>::MAX >> z
}
doc_comment! {
@ -5160,9 +5160,9 @@ trait FromStrRadixHelper: PartialOrd + Copy {
macro_rules! doit {
($($t:ty)*) => ($(impl FromStrRadixHelper for $t {
#[inline]
fn min_value() -> Self { Self::min_value() }
fn min_value() -> Self { Self::MIN }
#[inline]
fn max_value() -> Self { Self::max_value() }
fn max_value() -> Self { Self::MAX }
#[inline]
fn from_u32(u: u32) -> Self { u as Self }
#[inline]

7
src/libcore/num/wrapping.rs
View file

@ -694,7 +694,7 @@ Basic usage:
#![feature(wrapping_int_impl)]
use std::num::Wrapping;
let n = Wrapping(", stringify!($t), "::max_value()) >> 2;
let n = Wrapping(", stringify!($t), "::MAX) >> 2;
assert_eq!(n.leading_zeros(), 3);
```"),
@ -723,8 +723,7 @@ use std::num::Wrapping;
assert_eq!(Wrapping(100", stringify!($t), ").abs(), Wrapping(100));
assert_eq!(Wrapping(-100", stringify!($t), ").abs(), Wrapping(100));
assert_eq!(Wrapping(", stringify!($t), "::min_value()).abs(), Wrapping(", stringify!($t),
"::min_value()));
assert_eq!(Wrapping(", stringify!($t), "::MIN).abs(), Wrapping(", stringify!($t), "::MIN));
assert_eq!(Wrapping(-128i8).abs().0 as u8, 128u8);
```"),
#[inline]
@ -823,7 +822,7 @@ Basic usage:
#![feature(wrapping_int_impl)]
use std::num::Wrapping;
let n = Wrapping(", stringify!($t), "::max_value()) >> 2;
let n = Wrapping(", stringify!($t), "::MAX) >> 2;
assert_eq!(n.leading_zeros(), 2);
```"),

4
src/libcore/ptr/const_ptr.rs
View file

@ -291,7 +291,7 @@ impl<T: ?Sized> *const T {
T: Sized,
{
let pointee_size = mem::size_of::<T>();
assert!(0 < pointee_size && pointee_size <= isize::max_value() as usize);
assert!(0 < pointee_size && pointee_size <= isize::MAX as usize);
intrinsics::ptr_offset_from(self, origin)
}
@ -336,7 +336,7 @@ impl<T: ?Sized> *const T {
T: Sized,
{
let pointee_size = mem::size_of::<T>();
assert!(0 < pointee_size && pointee_size <= isize::max_value() as usize);
assert!(0 < pointee_size && pointee_size <= isize::MAX as usize);
let d = isize::wrapping_sub(self as _, origin as _);
d.wrapping_div(pointee_size as _)

4
src/libcore/ptr/mod.rs
View file

@ -1128,7 +1128,7 @@ pub(crate) unsafe fn align_offset<T: Sized>(p: *const T, a: usize) -> usize {
//
// Note, that we use wrapping operations here intentionally – the original formula
// uses e.g., subtraction `mod n`. It is entirely fine to do them `mod
// usize::max_value()` instead, because we take the result `mod n` at the end
// usize::MAX` instead, because we take the result `mod n` at the end
// anyway.
inverse = inverse.wrapping_mul(2usize.wrapping_sub(x.wrapping_mul(inverse)));
if going_mod >= m {
@ -1193,7 +1193,7 @@ pub(crate) unsafe fn align_offset<T: Sized>(p: *const T, a: usize) -> usize {
}
// Cannot be aligned at all.
usize::max_value()
usize::MAX
}
/// Compares raw pointers for equality.

12
src/libcore/slice/mod.rs
View file

@ -3043,16 +3043,12 @@ impl<T> SliceIndex<[T]> for ops::RangeInclusive<usize> {
#[inline]
fn get(self, slice: &[T]) -> Option<&[T]> {
if *self.end() == usize::max_value() {
None
} else {
(*self.start()..self.end() + 1).get(slice)
}
if *self.end() == usize::MAX { None } else { (*self.start()..self.end() + 1).get(slice) }
}
#[inline]
fn get_mut(self, slice: &mut [T]) -> Option<&mut [T]> {
if *self.end() == usize::max_value() {
if *self.end() == usize::MAX {
None
} else {
(*self.start()..self.end() + 1).get_mut(slice)
@ -3071,7 +3067,7 @@ impl<T> SliceIndex<[T]> for ops::RangeInclusive<usize> {
#[inline]
fn index(self, slice: &[T]) -> &[T] {
if *self.end() == usize::max_value() {
if *self.end() == usize::MAX {
slice_index_overflow_fail();
}
(*self.start()..self.end() + 1).index(slice)
@ -3079,7 +3075,7 @@ impl<T> SliceIndex<[T]> for ops::RangeInclusive<usize> {
#[inline]
fn index_mut(self, slice: &mut [T]) -> &mut [T] {
if *self.end() == usize::max_value() {
if *self.end() == usize::MAX {
slice_index_overflow_fail();
}
(*self.start()..self.end() + 1).index_mut(slice)

18
src/libcore/str/mod.rs
View file

@ -1651,7 +1651,7 @@ fn run_utf8_validation(v: &[u8]) -> Result<(), Utf8Error> {
// Ascii case, try to skip forward quickly.
// When the pointer is aligned, read 2 words of data per iteration
// until we find a word containing a non-ascii byte.
if align != usize::max_value() && align.wrapping_sub(index) % usize_bytes == 0 {
if align != usize::MAX && align.wrapping_sub(index) % usize_bytes == 0 {
let ptr = v.as_ptr();
while index < blocks_end {
// SAFETY: since `align - index` and `ascii_block_size` are
@ -2083,7 +2083,7 @@ mod traits {
type Output = str;
#[inline]
fn get(self, slice: &str) -> Option<&Self::Output> {
if *self.end() == usize::max_value() {
if *self.end() == usize::MAX {
None
} else {
(*self.start()..self.end() + 1).get(slice)
@ -2091,7 +2091,7 @@ mod traits {
}
#[inline]
fn get_mut(self, slice: &mut str) -> Option<&mut Self::Output> {
if *self.end() == usize::max_value() {
if *self.end() == usize::MAX {
None
} else {
(*self.start()..self.end() + 1).get_mut(slice)
@ -2107,14 +2107,14 @@ mod traits {
}
#[inline]
fn index(self, slice: &str) -> &Self::Output {
if *self.end() == usize::max_value() {
if *self.end() == usize::MAX {
str_index_overflow_fail();
}
(*self.start()..self.end() + 1).index(slice)
}
#[inline]
fn index_mut(self, slice: &mut str) -> &mut Self::Output {
if *self.end() == usize::max_value() {
if *self.end() == usize::MAX {
str_index_overflow_fail();
}
(*self.start()..self.end() + 1).index_mut(slice)
@ -2140,11 +2140,11 @@ mod traits {
type Output = str;
#[inline]
fn get(self, slice: &str) -> Option<&Self::Output> {
if self.end == usize::max_value() { None } else { (..self.end + 1).get(slice) }
if self.end == usize::MAX { None } else { (..self.end + 1).get(slice) }
}
#[inline]
fn get_mut(self, slice: &mut str) -> Option<&mut Self::Output> {
if self.end == usize::max_value() { None } else { (..self.end + 1).get_mut(slice) }
if self.end == usize::MAX { None } else { (..self.end + 1).get_mut(slice) }
}
#[inline]
unsafe fn get_unchecked(self, slice: &str) -> &Self::Output {
@ -2156,14 +2156,14 @@ mod traits {
}
#[inline]
fn index(self, slice: &str) -> &Self::Output {
if self.end == usize::max_value() {
if self.end == usize::MAX {
str_index_overflow_fail();
}
(..self.end + 1).index(slice)
}
#[inline]
fn index_mut(self, slice: &mut str) -> &mut Self::Output {
if self.end == usize::max_value() {
if self.end == usize::MAX {
str_index_overflow_fail();
}
(..self.end + 1).index_mut(slice)

32
src/libcore/tests/num/mod.rs
View file

@ -140,8 +140,8 @@ macro_rules! test_impl_from {
($fn_name: ident, $Small: ty, $Large: ty) => {
#[test]
fn $fn_name() {
let small_max = <$Small>::max_value();
let small_min = <$Small>::min_value();
let small_max = <$Small>::MAX;
let small_min = <$Small>::MIN;
let large_max: $Large = small_max.into();
let large_min: $Large = small_min.into();
assert_eq!(large_max as $Small, small_max);
@ -248,8 +248,8 @@ macro_rules! test_impl_try_from_always_ok {
($fn_name:ident, $source:ty, $target: ty) => {
#[test]
fn $fn_name() {
let max = <$source>::max_value();
let min = <$source>::min_value();
let max = <$source>::MAX;
let min = <$source>::MIN;
let zero: $source = 0;
assert_eq!(<$target as TryFrom<$source>>::try_from(max).unwrap(), max as $target);
assert_eq!(<$target as TryFrom<$source>>::try_from(min).unwrap(), min as $target);
@ -361,8 +361,8 @@ macro_rules! test_impl_try_from_signed_to_unsigned_upper_ok {
($fn_name:ident, $source:ty, $target:ty) => {
#[test]
fn $fn_name() {
let max = <$source>::max_value();
let min = <$source>::min_value();
let max = <$source>::MAX;
let min = <$source>::MIN;
let zero: $source = 0;
let neg_one: $source = -1;
assert_eq!(<$target as TryFrom<$source>>::try_from(max).unwrap(), max as $target);
@ -426,8 +426,8 @@ macro_rules! test_impl_try_from_unsigned_to_signed_upper_err {
($fn_name:ident, $source:ty, $target:ty) => {
#[test]
fn $fn_name() {
let max = <$source>::max_value();
let min = <$source>::min_value();
let max = <$source>::MAX;
let min = <$source>::MIN;
let zero: $source = 0;
assert!(<$target as TryFrom<$source>>::try_from(max).is_err());
assert_eq!(<$target as TryFrom<$source>>::try_from(min).unwrap(), min as $target);
@ -487,11 +487,11 @@ macro_rules! test_impl_try_from_same_sign_err {
($fn_name:ident, $source:ty, $target:ty) => {
#[test]
fn $fn_name() {
let max = <$source>::max_value();
let min = <$source>::min_value();
let max = <$source>::MAX;
let min = <$source>::MIN;
let zero: $source = 0;
let t_max = <$target>::max_value();
let t_min = <$target>::min_value();
let t_max = <$target>::MAX;
let t_min = <$target>::MIN;
assert!(<$target as TryFrom<$source>>::try_from(max).is_err());
if min != 0 {
assert!(<$target as TryFrom<$source>>::try_from(min).is_err());
@ -576,11 +576,11 @@ macro_rules! test_impl_try_from_signed_to_unsigned_err {
($fn_name:ident, $source:ty, $target:ty) => {
#[test]
fn $fn_name() {
let max = <$source>::max_value();
let min = <$source>::min_value();
let max = <$source>::MAX;
let min = <$source>::MIN;
let zero: $source = 0;
let t_max = <$target>::max_value();
let t_min = <$target>::min_value();
let t_max = <$target>::MAX;
let t_min = <$target>::MIN;
assert!(<$target as TryFrom<$source>>::try_from(max).is_err());
assert!(<$target as TryFrom<$source>>::try_from(min).is_err());
assert_eq!(<$target as TryFrom<$source>>::try_from(zero).unwrap(), zero as $target);

2
src/libcore/tests/ptr.rs
View file

@ -357,7 +357,7 @@ fn align_offset_weird_strides() {
unsafe fn test_weird_stride<T>(ptr: *const T, align: usize) -> bool {
let numptr = ptr as usize;
let mut expected = usize::max_value();
let mut expected = usize::MAX;
// Naive but definitely correct way to find the *first* aligned element of stride::<T>.
for el in 0..align {
if (numptr + el * ::std::mem::size_of::<T>()) % align == 0 {

4
src/libcore/tests/slice.rs
View file

@ -1691,8 +1691,8 @@ fn test_copy_within_panics_src_inverted() {
#[should_panic(expected = "attempted to index slice up to maximum usize")]
fn test_copy_within_panics_src_out_of_bounds() {
let mut bytes = *b"Hello, World!";
// an inclusive range ending at usize::max_value() would make src_end overflow
bytes.copy_within(usize::max_value()..=usize::max_value(), 0);
// an inclusive range ending at usize::MAX would make src_end overflow
bytes.copy_within(usize::MAX..=usize::MAX, 0);
}
#[test]

6
src/librustc_apfloat/lib.rs
View file

@ -133,9 +133,9 @@ impl Neg for Round {
pub type ExpInt = i16;
// \c ilogb error results.
pub const IEK_INF: ExpInt = ExpInt::max_value();
pub const IEK_NAN: ExpInt = ExpInt::min_value();
pub const IEK_ZERO: ExpInt = ExpInt::min_value() + 1;
pub const IEK_INF: ExpInt = ExpInt::MAX;
pub const IEK_NAN: ExpInt = ExpInt::MIN;
pub const IEK_ZERO: ExpInt = ExpInt::MIN + 1;
#[derive(Copy, Clone, PartialEq, Eq, Debug)]
pub struct ParseError(pub &'static str);

4
src/librustc_apfloat/tests/ieee.rs
View file

@ -2997,8 +2997,8 @@ fn scalbn() {
assert!(smallest_f64.scalbn(2099).is_infinite());
// Test for integer overflows when adding to exponent.
assert!(smallest_f64.scalbn(-ExpInt::max_value()).is_pos_zero());
assert!(largest_f64.scalbn(ExpInt::max_value()).is_infinite());
assert!(smallest_f64.scalbn(-ExpInt::MAX).is_pos_zero());
assert!(largest_f64.scalbn(ExpInt::MAX).is_infinite());
assert!(largest_denormal_f64.bitwise_eq(largest_denormal_f64.scalbn(0),));
assert!(neg_largest_denormal_f64.bitwise_eq(neg_largest_denormal_f64.scalbn(0),));

4
src/librustc_data_structures/base_n/tests.rs
View file

@ -12,8 +12,8 @@ fn test_encode() {
test(35, base);
test(36, base);
test(37, base);
test(u64::max_value() as u128, base);
test(u128::max_value(), base);
test(u64::MAX as u128, base);
test(u128::MAX, base);
for i in 0..1_000 {
test(i * 983, base);

8
src/librustc_expand/proc_macro_server.rs
View file

@ -582,10 +582,10 @@ impl server::Literal for Rustc<'_> {
};
// Bounds check the values, preventing addition overflow and OOB spans.
if start > u32::max_value() as usize
|| end > u32::max_value() as usize
|| (u32::max_value() - start as u32) < span.lo().to_u32()
|| (u32::max_value() - end as u32) < span.lo().to_u32()
if start > u32::MAX as usize
|| end > u32::MAX as usize
|| (u32::MAX - start as u32) < span.lo().to_u32()
|| (u32::MAX - end as u32) < span.lo().to_u32()
|| start >= end
|| end > length
{

2
src/librustc_lexer/src/unescape.rs
View file

@ -335,7 +335,7 @@ where
fn byte_from_char(c: char) -> u8 {
let res = c as u32;
assert!(res <= u8::max_value() as u32, "guaranteed because of Mode::ByteStr");
assert!(res <= u8::MAX as u32, "guaranteed because of Mode::ByteStr");
res as u8
}

24
src/librustc_lint/types.rs
View file

@ -108,23 +108,23 @@ fn lint_overflowing_range_endpoint<'a, 'tcx>(
// warnings are consistent between 32- and 64-bit platforms.
fn int_ty_range(int_ty: ast::IntTy) -> (i128, i128) {
match int_ty {
ast::IntTy::Isize => (i64::min_value() as i128, i64::max_value() as i128),
ast::IntTy::I8 => (i8::min_value() as i64 as i128, i8::max_value() as i128),
ast::IntTy::I16 => (i16::min_value() as i64 as i128, i16::max_value() as i128),
ast::IntTy::I32 => (i32::min_value() as i64 as i128, i32::max_value() as i128),
ast::IntTy::I64 => (i64::min_value() as i128, i64::max_value() as i128),
ast::IntTy::I128 => (i128::min_value() as i128, i128::max_value()),
ast::IntTy::Isize => (i64::MIN as i128, i64::MAX as i128),
ast::IntTy::I8 => (i8::MIN as i64 as i128, i8::MAX as i128),
ast::IntTy::I16 => (i16::MIN as i64 as i128, i16::MAX as i128),
ast::IntTy::I32 => (i32::MIN as i64 as i128, i32::MAX as i128),
ast::IntTy::I64 => (i64::MIN as i128, i64::MAX as i128),
ast::IntTy::I128 => (i128::MIN as i128, i128::MAX),
}
}
fn uint_ty_range(uint_ty: ast::UintTy) -> (u128, u128) {
match uint_ty {
ast::UintTy::Usize => (u64::min_value() as u128, u64::max_value() as u128),
ast::UintTy::U8 => (u8::min_value() as u128, u8::max_value() as u128),
ast::UintTy::U16 => (u16::min_value() as u128, u16::max_value() as u128),
ast::UintTy::U32 => (u32::min_value() as u128, u32::max_value() as u128),
ast::UintTy::U64 => (u64::min_value() as u128, u64::max_value() as u128),
ast::UintTy::U128 => (u128::min_value(), u128::max_value()),
ast::UintTy::Usize => (u64::MIN as u128, u64::MAX as u128),
ast::UintTy::U8 => (u8::MIN as u128, u8::MAX as u128),
ast::UintTy::U16 => (u16::MIN as u128, u16::MAX as u128),
ast::UintTy::U32 => (u32::MIN as u128, u32::MAX as u128),
ast::UintTy::U64 => (u64::MIN as u128, u64::MAX as u128),
ast::UintTy::U128 => (u128::MIN, u128::MAX),
}
}

2
src/librustc_metadata/creader.rs
View file

@ -934,7 +934,7 @@ impl<'a> CrateLoader<'a> {
src: ExternCrateSource::Path,
span,
// to have the least priority in `update_extern_crate`
path_len: usize::max_value(),
path_len: usize::MAX,
dependency_of: LOCAL_CRATE,
},
);

4
src/librustc_mir_build/build/matches/simplify.rs
View file

@ -160,13 +160,13 @@ impl<'a, 'tcx> Builder<'a, 'tcx> {
}
ty::Int(ity) => {
let size = Integer::from_attr(&tcx, SignedInt(ity)).size();
let max = truncate(u128::max_value(), size);
let max = truncate(u128::MAX, size);
let bias = 1u128 << (size.bits() - 1);
(Some((0, max, size)), bias)
}
ty::Uint(uty) => {
let size = Integer::from_attr(&tcx, UnsignedInt(uty)).size();
let max = truncate(u128::max_value(), size);
let max = truncate(u128::MAX, size);
(Some((0, max, size)), 0)
}
_ => (None, 0),

2
src/librustc_mir_build/hair/pattern/_match.rs
View file

@ -1519,7 +1519,7 @@ fn all_constructors<'a, 'tcx>(
}
ty::Uint(uty) => {
let size = Integer::from_attr(&cx.tcx, UnsignedInt(uty)).size();
let max = truncate(u128::max_value(), size);
let max = truncate(u128::MAX, size);
vec![make_range(0, max)]
}
_ => {

2
src/librustc_save_analysis/lib.rs
View file

@ -1088,7 +1088,7 @@ fn id_from_hir_id(id: hir::HirId, scx: &SaveContext<'_, '_>) -> rls_data::Id {
}
fn null_id() -> rls_data::Id {
rls_data::Id { krate: u32::max_value(), index: u32::max_value() }
rls_data::Id { krate: u32::MAX, index: u32::MAX }
}
fn lower_attributes(

2
src/librustc_session/config.rs
View file

@ -1031,7 +1031,7 @@ pub fn get_cmd_lint_options(
// HACK: forbid is always specified last, so it can't be overridden.
// FIXME: remove this once <https://github.com/rust-lang/rust/issues/70819> is
// fixed and `forbid` works as expected.
usize::max_value()
usize::MAX
} else {
passed_arg_pos
};

2
src/librustc_span/lib.rs
View file

@ -1250,7 +1250,7 @@ impl SourceFile {
hasher.finish::<u128>()
};
let end_pos = start_pos.to_usize() + src.len();
assert!(end_pos <= u32::max_value() as usize);
assert!(end_pos <= u32::MAX as usize);
let (lines, multibyte_chars, non_narrow_chars) =
analyze_source_file::analyze_source_file(&src[..], start_pos);

4
src/librustc_span/source_map.rs
View file

@ -819,9 +819,7 @@ impl SourceMap {
// Disregard indexes that are at the start or end of their spans, they can't fit bigger
// characters.
if (!forwards && end_index == usize::min_value())
|| (forwards && start_index == usize::max_value())
{
if (!forwards && end_index == usize::MIN) || (forwards && start_index == usize::MAX) {
debug!("find_width_of_character_at_span: start or end of span, cannot be multibyte");
return 1;
}

57
src/libstd/f32.rs
View file

@ -916,8 +916,7 @@ impl f32 {
#[cfg(test)]
mod tests {
use crate::f32;
use crate::f32::*;
use crate::f32::consts;
use crate::num::FpCategory as Fp;
use crate::num::*;
@ -928,14 +927,14 @@ mod tests {
#[test]
fn test_min_nan() {
assert_eq!(NAN.min(2.0), 2.0);
assert_eq!(2.0f32.min(NAN), 2.0);
assert_eq!(f32::NAN.min(2.0), 2.0);
assert_eq!(2.0f32.min(f32::NAN), 2.0);
}
#[test]
fn test_max_nan() {
assert_eq!(NAN.max(2.0), 2.0);
assert_eq!(2.0f32.max(NAN), 2.0);
assert_eq!(f32::NAN.max(2.0), 2.0);
assert_eq!(2.0f32.max(f32::NAN), 2.0);
}
#[test]
@ -1158,52 +1157,52 @@ mod tests {
#[test]
fn test_abs() {
assert_eq!(INFINITY.abs(), INFINITY);
assert_eq!(f32::INFINITY.abs(), f32::INFINITY);
assert_eq!(1f32.abs(), 1f32);
assert_eq!(0f32.abs(), 0f32);
assert_eq!((-0f32).abs(), 0f32);
assert_eq!((-1f32).abs(), 1f32);
assert_eq!(NEG_INFINITY.abs(), INFINITY);
assert_eq!((1f32 / NEG_INFINITY).abs(), 0f32);
assert!(NAN.abs().is_nan());
assert_eq!(f32::NEG_INFINITY.abs(), f32::INFINITY);
assert_eq!((1f32 / f32::NEG_INFINITY).abs(), 0f32);
assert!(f32::NAN.abs().is_nan());
}
#[test]
fn test_signum() {
assert_eq!(INFINITY.signum(), 1f32);
assert_eq!(f32::INFINITY.signum(), 1f32);
assert_eq!(1f32.signum(), 1f32);
assert_eq!(0f32.signum(), 1f32);
assert_eq!((-0f32).signum(), -1f32);
assert_eq!((-1f32).signum(), -1f32);
assert_eq!(NEG_INFINITY.signum(), -1f32);
assert_eq!((1f32 / NEG_INFINITY).signum(), -1f32);
assert!(NAN.signum().is_nan());
assert_eq!(f32::NEG_INFINITY.signum(), -1f32);
assert_eq!((1f32 / f32::NEG_INFINITY).signum(), -1f32);
assert!(f32::NAN.signum().is_nan());
}
#[test]
fn test_is_sign_positive() {
assert!(INFINITY.is_sign_positive());
assert!(f32::INFINITY.is_sign_positive());
assert!(1f32.is_sign_positive());
assert!(0f32.is_sign_positive());
assert!(!(-0f32).is_sign_positive());
assert!(!(-1f32).is_sign_positive());
assert!(!NEG_INFINITY.is_sign_positive());
assert!(!(1f32 / NEG_INFINITY).is_sign_positive());
assert!(NAN.is_sign_positive());
assert!(!(-NAN).is_sign_positive());
assert!(!f32::NEG_INFINITY.is_sign_positive());
assert!(!(1f32 / f32::NEG_INFINITY).is_sign_positive());
assert!(f32::NAN.is_sign_positive());
assert!(!(-f32::NAN).is_sign_positive());
}
#[test]
fn test_is_sign_negative() {
assert!(!INFINITY.is_sign_negative());
assert!(!f32::INFINITY.is_sign_negative());
assert!(!1f32.is_sign_negative());
assert!(!0f32.is_sign_negative());
assert!((-0f32).is_sign_negative());
assert!((-1f32).is_sign_negative());
assert!(NEG_INFINITY.is_sign_negative());
assert!((1f32 / NEG_INFINITY).is_sign_negative());
assert!(!NAN.is_sign_negative());
assert!((-NAN).is_sign_negative());
assert!(f32::NEG_INFINITY.is_sign_negative());
assert!((1f32 / f32::NEG_INFINITY).is_sign_negative());
assert!(!f32::NAN.is_sign_negative());
assert!((-f32::NAN).is_sign_negative());
}
#[test]
@ -1268,13 +1267,13 @@ mod tests {
#[test]
fn test_sqrt_domain() {
assert!(NAN.sqrt().is_nan());
assert!(NEG_INFINITY.sqrt().is_nan());
assert!(f32::NAN.sqrt().is_nan());
assert!(f32::NEG_INFINITY.sqrt().is_nan());
assert!((-1.0f32).sqrt().is_nan());
assert_eq!((-0.0f32).sqrt(), -0.0);
assert_eq!(0.0f32.sqrt(), 0.0);
assert_eq!(1.0f32.sqrt(), 1.0);
assert_eq!(INFINITY.sqrt(), INFINITY);
assert_eq!(f32::INFINITY.sqrt(), f32::INFINITY);
}
#[test]
@ -1523,13 +1522,13 @@ mod tests {
#[test]
#[should_panic]
fn test_clamp_min_is_nan() {
let _ = 1.0f32.clamp(NAN, 1.0);
let _ = 1.0f32.clamp(f32::NAN, 1.0);
}
#[test]
#[should_panic]
fn test_clamp_max_is_nan() {
let _ = 1.0f32.clamp(3.0, NAN);
let _ = 1.0f32.clamp(3.0, f32::NAN);
}
#[test]

183
src/libstd/f64.rs
View file

@ -943,8 +943,7 @@ impl f64 {
#[cfg(test)]
mod tests {
use crate::f64;
use crate::f64::*;
use crate::f64::consts;
use crate::num::FpCategory as Fp;
use crate::num::*;
@ -955,19 +954,19 @@ mod tests {
#[test]
fn test_min_nan() {
assert_eq!(NAN.min(2.0), 2.0);
assert_eq!(2.0f64.min(NAN), 2.0);
assert_eq!(f64::NAN.min(2.0), 2.0);
assert_eq!(2.0f64.min(f64::NAN), 2.0);
}
#[test]
fn test_max_nan() {
assert_eq!(NAN.max(2.0), 2.0);
assert_eq!(2.0f64.max(NAN), 2.0);
assert_eq!(f64::NAN.max(2.0), 2.0);
assert_eq!(2.0f64.max(f64::NAN), 2.0);
}
#[test]
fn test_nan() {
let nan: f64 = NAN;
let nan: f64 = f64::NAN;
assert!(nan.is_nan());
assert!(!nan.is_infinite());
assert!(!nan.is_finite());
@ -979,7 +978,7 @@ mod tests {
#[test]
fn test_infinity() {
let inf: f64 = INFINITY;
let inf: f64 = f64::INFINITY;
assert!(inf.is_infinite());
assert!(!inf.is_finite());
assert!(inf.is_sign_positive());
@ -991,7 +990,7 @@ mod tests {
#[test]
fn test_neg_infinity() {
let neg_inf: f64 = NEG_INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
assert!(neg_inf.is_infinite());
assert!(!neg_inf.is_finite());
assert!(!neg_inf.is_sign_positive());
@ -1043,9 +1042,9 @@ mod tests {
#[test]
fn test_is_nan() {
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
assert!(nan.is_nan());
assert!(!0.0f64.is_nan());
assert!(!5.3f64.is_nan());
@ -1056,9 +1055,9 @@ mod tests {
#[test]
fn test_is_infinite() {
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
assert!(!nan.is_infinite());
assert!(inf.is_infinite());
assert!(neg_inf.is_infinite());
@ -1069,9 +1068,9 @@ mod tests {
#[test]
fn test_is_finite() {
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
assert!(!nan.is_finite());
assert!(!inf.is_finite());
assert!(!neg_inf.is_finite());
@ -1083,9 +1082,9 @@ mod tests {
#[cfg_attr(all(target_arch = "wasm32", target_os = "emscripten"), ignore)] // issue 42630
#[test]
fn test_is_normal() {
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
let zero: f64 = 0.0f64;
let neg_zero: f64 = -0.0;
assert!(!nan.is_normal());
@ -1101,9 +1100,9 @@ mod tests {
#[cfg_attr(all(target_arch = "wasm32", target_os = "emscripten"), ignore)] // issue 42630
#[test]
fn test_classify() {
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
let zero: f64 = 0.0f64;
let neg_zero: f64 = -0.0;
assert_eq!(nan.classify(), Fp::Nan);
@ -1187,59 +1186,59 @@ mod tests {
#[test]
fn test_abs() {
assert_eq!(INFINITY.abs(), INFINITY);
assert_eq!(f64::INFINITY.abs(), f64::INFINITY);
assert_eq!(1f64.abs(), 1f64);
assert_eq!(0f64.abs(), 0f64);
assert_eq!((-0f64).abs(), 0f64);
assert_eq!((-1f64).abs(), 1f64);
assert_eq!(NEG_INFINITY.abs(), INFINITY);
assert_eq!((1f64 / NEG_INFINITY).abs(), 0f64);
assert!(NAN.abs().is_nan());
assert_eq!(f64::NEG_INFINITY.abs(), f64::INFINITY);
assert_eq!((1f64 / f64::NEG_INFINITY).abs(), 0f64);
assert!(f64::NAN.abs().is_nan());
}
#[test]
fn test_signum() {
assert_eq!(INFINITY.signum(), 1f64);
assert_eq!(f64::INFINITY.signum(), 1f64);
assert_eq!(1f64.signum(), 1f64);
assert_eq!(0f64.signum(), 1f64);
assert_eq!((-0f64).signum(), -1f64);
assert_eq!((-1f64).signum(), -1f64);
assert_eq!(NEG_INFINITY.signum(), -1f64);
assert_eq!((1f64 / NEG_INFINITY).signum(), -1f64);
assert!(NAN.signum().is_nan());
assert_eq!(f64::NEG_INFINITY.signum(), -1f64);
assert_eq!((1f64 / f64::NEG_INFINITY).signum(), -1f64);
assert!(f64::NAN.signum().is_nan());
}
#[test]
fn test_is_sign_positive() {
assert!(INFINITY.is_sign_positive());
assert!(f64::INFINITY.is_sign_positive());
assert!(1f64.is_sign_positive());
assert!(0f64.is_sign_positive());
assert!(!(-0f64).is_sign_positive());
assert!(!(-1f64).is_sign_positive());
assert!(!NEG_INFINITY.is_sign_positive());
assert!(!(1f64 / NEG_INFINITY).is_sign_positive());
assert!(NAN.is_sign_positive());
assert!(!(-NAN).is_sign_positive());
assert!(!f64::NEG_INFINITY.is_sign_positive());
assert!(!(1f64 / f64::NEG_INFINITY).is_sign_positive());
assert!(f64::NAN.is_sign_positive());
assert!(!(-f64::NAN).is_sign_positive());
}
#[test]
fn test_is_sign_negative() {
assert!(!INFINITY.is_sign_negative());
assert!(!f64::INFINITY.is_sign_negative());
assert!(!1f64.is_sign_negative());
assert!(!0f64.is_sign_negative());
assert!((-0f64).is_sign_negative());
assert!((-1f64).is_sign_negative());
assert!(NEG_INFINITY.is_sign_negative());
assert!((1f64 / NEG_INFINITY).is_sign_negative());
assert!(!NAN.is_sign_negative());
assert!((-NAN).is_sign_negative());
assert!(f64::NEG_INFINITY.is_sign_negative());
assert!((1f64 / f64::NEG_INFINITY).is_sign_negative());
assert!(!f64::NAN.is_sign_negative());
assert!((-f64::NAN).is_sign_negative());
}
#[test]
fn test_mul_add() {
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
assert_approx_eq!(12.3f64.mul_add(4.5, 6.7), 62.05);
assert_approx_eq!((-12.3f64).mul_add(-4.5, -6.7), 48.65);
assert_approx_eq!(0.0f64.mul_add(8.9, 1.2), 1.2);
@ -1253,9 +1252,9 @@ mod tests {
#[test]
fn test_recip() {
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
assert_eq!(1.0f64.recip(), 1.0);
assert_eq!(2.0f64.recip(), 0.5);
assert_eq!((-0.4f64).recip(), -2.5);
@ -1267,9 +1266,9 @@ mod tests {
#[test]
fn test_powi() {
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
assert_eq!(1.0f64.powi(1), 1.0);
assert_approx_eq!((-3.1f64).powi(2), 9.61);
assert_approx_eq!(5.9f64.powi(-2), 0.028727);
@ -1281,9 +1280,9 @@ mod tests {
#[test]
fn test_powf() {
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
assert_eq!(1.0f64.powf(1.0), 1.0);
assert_approx_eq!(3.4f64.powf(4.5), 246.408183);
assert_approx_eq!(2.7f64.powf(-3.2), 0.041652);
@ -1297,13 +1296,13 @@ mod tests {
#[test]
fn test_sqrt_domain() {
assert!(NAN.sqrt().is_nan());
assert!(NEG_INFINITY.sqrt().is_nan());
assert!(f64::NAN.sqrt().is_nan());
assert!(f64::NEG_INFINITY.sqrt().is_nan());
assert!((-1.0f64).sqrt().is_nan());
assert_eq!((-0.0f64).sqrt(), -0.0);
assert_eq!(0.0f64.sqrt(), 0.0);
assert_eq!(1.0f64.sqrt(), 1.0);
assert_eq!(INFINITY.sqrt(), INFINITY);
assert_eq!(f64::INFINITY.sqrt(), f64::INFINITY);
}
#[test]
@ -1312,9 +1311,9 @@ mod tests {
assert_approx_eq!(2.718282, 1.0f64.exp());
assert_approx_eq!(148.413159, 5.0f64.exp());
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
let nan: f64 = f64::NAN;
assert_eq!(inf, inf.exp());
assert_eq!(0.0, neg_inf.exp());
assert!(nan.exp().is_nan());
@ -1325,9 +1324,9 @@ mod tests {
assert_eq!(32.0, 5.0f64.exp2());
assert_eq!(1.0, 0.0f64.exp2());
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
let nan: f64 = f64::NAN;
assert_eq!(inf, inf.exp2());
assert_eq!(0.0, neg_inf.exp2());
assert!(nan.exp2().is_nan());
@ -1335,9 +1334,9 @@ mod tests {
#[test]
fn test_ln() {
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
assert_approx_eq!(1.0f64.exp().ln(), 1.0);
assert!(nan.ln().is_nan());
assert_eq!(inf.ln(), inf);
@ -1350,9 +1349,9 @@ mod tests {
#[test]
fn test_log() {
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
assert_eq!(10.0f64.log(10.0), 1.0);
assert_approx_eq!(2.3f64.log(3.5), 0.664858);
assert_eq!(1.0f64.exp().log(1.0f64.exp()), 1.0);
@ -1368,9 +1367,9 @@ mod tests {
#[test]
fn test_log2() {
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
assert_approx_eq!(10.0f64.log2(), 3.321928);
assert_approx_eq!(2.3f64.log2(), 1.201634);
assert_approx_eq!(1.0f64.exp().log2(), 1.442695);
@ -1384,9 +1383,9 @@ mod tests {
#[test]
fn test_log10() {
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
assert_eq!(10.0f64.log10(), 1.0);
assert_approx_eq!(2.3f64.log10(), 0.361728);
assert_approx_eq!(1.0f64.exp().log10(), 0.434294);
@ -1402,9 +1401,9 @@ mod tests {
#[test]
fn test_to_degrees() {
let pi: f64 = consts::PI;
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
assert_eq!(0.0f64.to_degrees(), 0.0);
assert_approx_eq!((-5.8f64).to_degrees(), -332.315521);
assert_eq!(pi.to_degrees(), 180.0);
@ -1416,9 +1415,9 @@ mod tests {
#[test]
fn test_to_radians() {
let pi: f64 = consts::PI;
let nan: f64 = NAN;
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = f64::NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
assert_eq!(0.0f64.to_radians(), 0.0);
assert_approx_eq!(154.6f64.to_radians(), 2.698279);
assert_approx_eq!((-332.31f64).to_radians(), -5.799903);
@ -1433,9 +1432,9 @@ mod tests {
assert_eq!(0.0f64.asinh(), 0.0f64);
assert_eq!((-0.0f64).asinh(), -0.0f64);
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
let nan: f64 = f64::NAN;
assert_eq!(inf.asinh(), inf);
assert_eq!(neg_inf.asinh(), neg_inf);
assert!(nan.asinh().is_nan());
@ -1450,9 +1449,9 @@ mod tests {
assert_eq!(1.0f64.acosh(), 0.0f64);
assert!(0.999f64.acosh().is_nan());
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
let nan: f64 = f64::NAN;
assert_eq!(inf.acosh(), inf);
assert!(neg_inf.acosh().is_nan());
assert!(nan.acosh().is_nan());
@ -1465,9 +1464,9 @@ mod tests {
assert_eq!(0.0f64.atanh(), 0.0f64);
assert_eq!((-0.0f64).atanh(), -0.0f64);
let inf: f64 = INFINITY;
let neg_inf: f64 = NEG_INFINITY;
let nan: f64 = NAN;
let inf: f64 = f64::INFINITY;
let neg_inf: f64 = f64::NEG_INFINITY;
let nan: f64 = f64::NAN;
assert_eq!(1.0f64.atanh(), inf);
assert_eq!((-1.0f64).atanh(), neg_inf);
assert!(2f64.atanh().atanh().is_nan());
@ -1546,13 +1545,13 @@ mod tests {
#[test]
#[should_panic]
fn test_clamp_min_is_nan() {
let _ = 1.0f64.clamp(NAN, 1.0);
let _ = 1.0f64.clamp(f64::NAN, 1.0);
}
#[test]
#[should_panic]
fn test_clamp_max_is_nan() {
let _ = 1.0f64.clamp(3.0, NAN);
let _ = 1.0f64.clamp(3.0, f64::NAN);
}
#[test]

10
src/libstd/io/buffered.rs
View file

@ -366,7 +366,7 @@ impl<R: Seek> Seek for BufReader<R> {
// it should be safe to assume that remainder fits within an i64 as the alternative
// means we managed to allocate 8 exbibytes and that's absurd.
// But it's not out of the realm of possibility for some weird underlying reader to
// support seeking by i64::min_value() so we need to handle underflow when subtracting
// support seeking by i64::MIN so we need to handle underflow when subtracting
// remainder.
if let Some(offset) = n.checked_sub(remainder) {
result = self.inner.seek(SeekFrom::Current(offset))?;
@ -1268,7 +1268,7 @@ mod tests {
self.pos = self.pos.wrapping_add(n as u64);
}
SeekFrom::End(n) => {
self.pos = u64::max_value().wrapping_add(n as u64);
self.pos = u64::MAX.wrapping_add(n as u64);
}
}
Ok(self.pos)
@ -1277,11 +1277,11 @@ mod tests {
let mut reader = BufReader::with_capacity(5, PositionReader { pos: 0 });
assert_eq!(reader.fill_buf().ok(), Some(&[0, 1, 2, 3, 4][..]));
assert_eq!(reader.seek(SeekFrom::End(-5)).ok(), Some(u64::max_value() - 5));
assert_eq!(reader.seek(SeekFrom::End(-5)).ok(), Some(u64::MAX - 5));
assert_eq!(reader.fill_buf().ok().map(|s| s.len()), Some(5));
// the following seek will require two underlying seeks
let expected = 9223372036854775802;
assert_eq!(reader.seek(SeekFrom::Current(i64::min_value())).ok(), Some(expected));
assert_eq!(reader.seek(SeekFrom::Current(i64::MIN)).ok(), Some(expected));
assert_eq!(reader.fill_buf().ok().map(|s| s.len()), Some(5));
// seeking to 0 should empty the buffer.
assert_eq!(reader.seek(SeekFrom::Current(0)).ok(), Some(expected));
@ -1319,7 +1319,7 @@ mod tests {
// The following seek will require two underlying seeks. The first will
// succeed but the second will fail. This should still invalidate the
// buffer.
assert!(reader.seek(SeekFrom::Current(i64::min_value())).is_err());
assert!(reader.seek(SeekFrom::Current(i64::MIN)).is_err());
assert_eq!(reader.buffer().len(), 0);
}

2
src/libstd/io/cursor.rs
View file

@ -963,7 +963,7 @@ mod tests {
#[cfg(target_pointer_width = "32")]
fn vec_seek_and_write_past_usize_max() {
let mut c = Cursor::new(Vec::new());
c.set_position(<usize>::max_value() as u64 + 1);
c.set_position(usize::MAX as u64 + 1);
assert!(c.write_all(&[1, 2, 3]).is_err());
}

37
src/libstd/num.rs
View file

@ -52,52 +52,43 @@ where
#[cfg(test)]
mod tests {
use crate::ops::Mul;
use crate::u16;
use crate::u32;
use crate::u64;
use crate::u8;
use crate::usize;
#[test]
fn test_saturating_add_uint() {
use crate::usize::MAX;
assert_eq!(3_usize.saturating_add(5_usize), 8_usize);
assert_eq!(3_usize.saturating_add(MAX - 1), MAX);
assert_eq!(MAX.saturating_add(MAX), MAX);
assert_eq!((MAX - 2).saturating_add(1), MAX - 1);
assert_eq!(3_usize.saturating_add(usize::MAX - 1), usize::MAX);
assert_eq!(usize::MAX.saturating_add(usize::MAX), usize::MAX);
assert_eq!((usize::MAX - 2).saturating_add(1), usize::MAX - 1);
}
#[test]
fn test_saturating_sub_uint() {
use crate::usize::MAX;
assert_eq!(5_usize.saturating_sub(3_usize), 2_usize);
assert_eq!(3_usize.saturating_sub(5_usize), 0_usize);
assert_eq!(0_usize.saturating_sub(1_usize), 0_usize);
assert_eq!((MAX - 1).saturating_sub(MAX), 0);
assert_eq!((usize::MAX - 1).saturating_sub(usize::MAX), 0);
}
#[test]
fn test_saturating_add_int() {
use crate::isize::{MAX, MIN};
assert_eq!(3i32.saturating_add(5), 8);
assert_eq!(3isize.saturating_add(MAX - 1), MAX);
assert_eq!(MAX.saturating_add(MAX), MAX);
assert_eq!((MAX - 2).saturating_add(1), MAX - 1);
assert_eq!(3isize.saturating_add(isize::MAX - 1), isize::MAX);
assert_eq!(isize::MAX.saturating_add(isize::MAX), isize::MAX);
assert_eq!((isize::MAX - 2).saturating_add(1), isize::MAX - 1);
assert_eq!(3i32.saturating_add(-5), -2);
assert_eq!(MIN.saturating_add(-1), MIN);
assert_eq!((-2isize).saturating_add(-MAX), MIN);
assert_eq!(isize::MIN.saturating_add(-1), isize::MIN);
assert_eq!((-2isize).saturating_add(-isize::MAX), isize::MIN);
}
#[test]
fn test_saturating_sub_int() {
use crate::isize::{MAX, MIN};
assert_eq!(3i32.saturating_sub(5), -2);
assert_eq!(MIN.saturating_sub(1), MIN);
assert_eq!((-2isize).saturating_sub(MAX), MIN);
assert_eq!(isize::MIN.saturating_sub(1), isize::MIN);
assert_eq!((-2isize).saturating_sub(isize::MAX), isize::MIN);
assert_eq!(3i32.saturating_sub(-5), 8);
assert_eq!(3isize.saturating_sub(-(MAX - 1)), MAX);
assert_eq!(MAX.saturating_sub(-MAX), MAX);
assert_eq!((MAX - 2).saturating_sub(-1), MAX - 1);
assert_eq!(3isize.saturating_sub(-(isize::MAX - 1)), isize::MAX);
assert_eq!(isize::MAX.saturating_sub(-isize::MAX), isize::MAX);
assert_eq!((isize::MAX - 2).saturating_sub(-1), isize::MAX - 1);
}
#[test]

1
src/libstd/sync/condvar.rs
View file

@ -609,7 +609,6 @@ mod tests {
use crate::sync::{Arc, Condvar, Mutex};
use crate::thread;
use crate::time::Duration;
use crate::u64;
#[test]
fn smoke() {

3
src/libstd/sync/mpsc/mod.rs
View file

@ -2176,8 +2176,7 @@ mod tests {
#[cfg_attr(target_env = "sgx", ignore)] // FIXME: https://github.com/fortanix/rust-sgx/issues/31
fn very_long_recv_timeout_wont_panic() {
let (tx, rx) = channel::<()>();
let join_handle =
thread::spawn(move || rx.recv_timeout(Duration::from_secs(u64::max_value())));
let join_handle = thread::spawn(move || rx.recv_timeout(Duration::from_secs(u64::MAX)));
thread::sleep(Duration::from_secs(1));
assert!(tx.send(()).is_ok());
assert_eq!(join_handle.join().unwrap(), Ok(()));

2
src/libstd/sys/cloudabi/condvar.rs
View file

@ -42,7 +42,7 @@ impl Condvar {
let ret = abi::condvar_signal(
condvar as *mut abi::condvar,
abi::scope::PRIVATE,
abi::nthreads::max_value(),
abi::nthreads::MAX,
);
assert_eq!(ret, abi::errno::SUCCESS, "Failed to broadcast on condition variable");
}

2
src/libstd/sys/hermit/condvar.rs
View file

@ -35,7 +35,7 @@ impl Condvar {
pub unsafe fn wait_timeout(&self, mutex: &Mutex, dur: Duration) -> bool {
let nanos = dur.as_nanos();
let nanos = cmp::min(i64::max_value() as u128, nanos);
let nanos = cmp::min(i64::MAX as u128, nanos);
// add current task to the wait queue
let _ = abi::add_queue(self.id(), nanos as i64);

2
src/libstd/sys/unix/android.rs
View file

@ -95,7 +95,7 @@ pub fn ftruncate64(fd: c_int, size: u64) -> io::Result<()> {
match ftruncate64.get() {
Some(f) => cvt_r(|| f(fd, size as i64)).map(drop),
None => {
if size > i32::max_value() as u64 {
if size > i32::MAX as u64 {
Err(io::Error::new(io::ErrorKind::InvalidInput, "cannot truncate >2GB"))
} else {
cvt_r(|| ftruncate(fd, size as i32)).map(drop)

8
src/libstd/sys/unix/condvar.rs
View file

@ -10,14 +10,10 @@ unsafe impl Send for Condvar {}
unsafe impl Sync for Condvar {}
const TIMESPEC_MAX: libc::timespec =
libc::timespec { tv_sec: <libc::time_t>::max_value(), tv_nsec: 1_000_000_000 - 1 };
libc::timespec { tv_sec: <libc::time_t>::MAX, tv_nsec: 1_000_000_000 - 1 };
fn saturating_cast_to_time_t(value: u64) -> libc::time_t {
if value > <libc::time_t>::max_value() as u64 {
<libc::time_t>::max_value()
} else {
value as libc::time_t
}
if value > <libc::time_t>::MAX as u64 { <libc::time_t>::MAX } else { value as libc::time_t }
}
impl Condvar {

2
src/libstd/sys/unix/ext/net.rs
View file

@ -1090,7 +1090,7 @@ impl<'a> Iterator for Incoming<'a> {
}
fn size_hint(&self) -> (usize, Option<usize>) {
(usize::max_value(), None)
(usize::MAX, None)
}
}

10
src/libstd/sys/unix/fd.rs
View file

@ -23,11 +23,7 @@ fn max_len() -> usize {
// intentionally showing odd behavior by rejecting any read with a size
// larger than or equal to INT_MAX. To handle both of these the read
// size is capped on both platforms.
if cfg!(target_os = "macos") {
<c_int>::max_value() as usize - 1
} else {
<ssize_t>::max_value() as usize
}
if cfg!(target_os = "macos") { <c_int>::MAX as usize - 1 } else { <ssize_t>::MAX as usize }
}
impl FileDesc {
@ -58,7 +54,7 @@ impl FileDesc {
libc::readv(
self.fd,
bufs.as_ptr() as *const libc::iovec,
cmp::min(bufs.len(), c_int::max_value() as usize) as c_int,
cmp::min(bufs.len(), c_int::MAX as usize) as c_int,
)
})?;
Ok(ret as usize)
@ -115,7 +111,7 @@ impl FileDesc {
libc::writev(
self.fd,
bufs.as_ptr() as *const libc::iovec,
cmp::min(bufs.len(), c_int::max_value() as usize) as c_int,
cmp::min(bufs.len(), c_int::MAX as usize) as c_int,
)
})?;
Ok(ret as usize)

2
src/libstd/sys/unix/fs.rs
View file

@ -1196,7 +1196,7 @@ pub fn copy(from: &Path, to: &Path) -> io::Result<u64> {
let mut written = 0u64;
while written < len {
let copy_result = if has_copy_file_range {
let bytes_to_copy = cmp::min(len - written, usize::max_value() as u64) as usize;
let bytes_to_copy = cmp::min(len - written, usize::MAX as u64) as usize;
let copy_result = unsafe {
// We actually don't have to adjust the offsets,
// because copy_file_range adjusts the file offset automatically

6
src/libstd/sys/unix/net.rs
View file

@ -148,7 +148,7 @@ impl Socket {
timeout = 1;
}
let timeout = cmp::min(timeout, c_int::max_value() as u64) as c_int;
let timeout = cmp::min(timeout, c_int::MAX as u64) as c_int;
match unsafe { libc::poll(&mut pollfd, 1, timeout) } {
-1 => {
@ -283,8 +283,8 @@ impl Socket {
));
}
let secs = if dur.as_secs() > libc::time_t::max_value() as u64 {
libc::time_t::max_value()
let secs = if dur.as_secs() > libc::time_t::MAX as u64 {
libc::time_t::MAX
} else {
dur.as_secs() as libc::time_t
};

2
src/libstd/sys/unix/thread.rs
View file

@ -171,7 +171,7 @@ impl Thread {
unsafe {
while secs > 0 || nsecs > 0 {
let mut ts = libc::timespec {
tv_sec: cmp::min(libc::time_t::max_value() as u64, secs) as libc::time_t,
tv_sec: cmp::min(libc::time_t::MAX as u64, secs) as libc::time_t,
tv_nsec: nsecs,
};
secs -= ts.tv_sec as u64;

8
src/libstd/sys/vxworks/condvar.rs
View file

@ -10,14 +10,10 @@ unsafe impl Send for Condvar {}
unsafe impl Sync for Condvar {}
const TIMESPEC_MAX: libc::timespec =
libc::timespec { tv_sec: <libc::time_t>::max_value(), tv_nsec: 1_000_000_000 - 1 };
libc::timespec { tv_sec: <libc::time_t>::MAX, tv_nsec: 1_000_000_000 - 1 };
fn saturating_cast_to_time_t(value: u64) -> libc::time_t {
if value > <libc::time_t>::max_value() as u64 {
<libc::time_t>::max_value()
} else {
value as libc::time_t
}
if value > <libc::time_t>::MAX as u64 { <libc::time_t>::MAX } else { value as libc::time_t }
}
impl Condvar {

6
src/libstd/sys/vxworks/fd.rs
View file

@ -17,7 +17,7 @@ fn max_len() -> usize {
// The maximum read limit on most posix-like systems is `SSIZE_MAX`,
// with the man page quoting that if the count of bytes to read is
// greater than `SSIZE_MAX` the result is "unspecified".
<ssize_t>::max_value() as usize
<ssize_t>::MAX as usize
}
impl FileDesc {
@ -48,7 +48,7 @@ impl FileDesc {
libc::readv(
self.fd,
bufs.as_ptr() as *const libc::iovec,
cmp::min(bufs.len(), c_int::max_value() as usize) as c_int,
cmp::min(bufs.len(), c_int::MAX as usize) as c_int,
)
})?;
Ok(ret as usize)
@ -98,7 +98,7 @@ impl FileDesc {
libc::writev(
self.fd,
bufs.as_ptr() as *const libc::iovec,
cmp::min(bufs.len(), c_int::max_value() as usize) as c_int,
cmp::min(bufs.len(), c_int::MAX as usize) as c_int,
)
})?;
Ok(ret as usize)

6
src/libstd/sys/vxworks/net.rs
View file

@ -107,7 +107,7 @@ impl Socket {
timeout = 1;
}
let timeout = cmp::min(timeout, c_int::max_value() as u64) as c_int;
let timeout = cmp::min(timeout, c_int::MAX as u64) as c_int;
match unsafe { libc::poll(&mut pollfd, 1, timeout) } {
-1 => {
@ -220,8 +220,8 @@ impl Socket {
));
}
let secs = if dur.as_secs() > libc::time_t::max_value() as u64 {
libc::time_t::max_value()
let secs = if dur.as_secs() > libc::time_t::MAX as u64 {
libc::time_t::MAX
} else {
dur.as_secs() as libc::time_t
};

2
src/libstd/sys/vxworks/thread.rs
View file

@ -96,7 +96,7 @@ impl Thread {
unsafe {
while secs > 0 || nsecs > 0 {
let mut ts = libc::timespec {
tv_sec: cmp::min(libc::time_t::max_value() as u64, secs) as libc::time_t,
tv_sec: cmp::min(libc::time_t::MAX as u64, secs) as libc::time_t,
tv_nsec: nsecs,
};
secs -= ts.tv_sec as u64;

2
src/libstd/sys/wasi/mod.rs
View file

@ -64,7 +64,7 @@ pub fn unsupported_err() -> std_io::Error {
pub fn decode_error_kind(errno: i32) -> std_io::ErrorKind {
use std_io::ErrorKind::*;
if errno > u16::max_value() as i32 || errno < 0 {
if errno > u16::MAX as i32 || errno < 0 {
return Other;
}
match errno as u16 {

2
src/libstd/sys/wasi/thread.rs
View file

@ -25,7 +25,7 @@ impl Thread {
pub fn sleep(dur: Duration) {
let nanos = dur.as_nanos();
assert!(nanos <= u64::max_value() as u128);
assert!(nanos <= u64::MAX as u128);
const USERDATA: wasi::Userdata = 0x0123_45678;

4
src/libstd/sys/wasm/condvar_atomics.rs
View file

@ -48,7 +48,7 @@ impl Condvar {
#[inline]
pub unsafe fn notify_all(&self) {
self.cnt.fetch_add(1, SeqCst);
wasm32::atomic_notify(self.ptr(), u32::max_value()); // -1 == "wake everyone"
wasm32::atomic_notify(self.ptr(), u32::MAX); // -1 == "wake everyone"
}
pub unsafe fn wait(&self, mutex: &Mutex) {
@ -72,7 +72,7 @@ impl Condvar {
let ticket = self.cnt.load(SeqCst) as i32;
mutex.unlock();
let nanos = dur.as_nanos();
let nanos = cmp::min(i64::max_value() as u128, nanos);
let nanos = cmp::min(i64::MAX as u128, nanos);
// If the return value is 2 then a timeout happened, so we return
// `false` as we weren't actually notified.

2
src/libstd/sys/wasm/thread.rs
View file

@ -38,7 +38,7 @@ impl Thread {
// 2).
let mut nanos = dur.as_nanos();
while nanos > 0 {
let amt = cmp::min(i64::max_value() as u128, nanos);
let amt = cmp::min(i64::MAX as u128, nanos);
let mut x = 0;
let val = unsafe { wasm32::i32_atomic_wait(&mut x, 0, amt as i64) };
debug_assert_eq!(val, 2);

10
src/libstd/sys/windows/handle.rs
View file

@ -70,7 +70,7 @@ impl RawHandle {
pub fn read(&self, buf: &mut [u8]) -> io::Result<usize> {
let mut read = 0;
let len = cmp::min(buf.len(), <c::DWORD>::max_value() as usize) as c::DWORD;
let len = cmp::min(buf.len(), <c::DWORD>::MAX as usize) as c::DWORD;
let res = cvt(unsafe {
c::ReadFile(self.0, buf.as_mut_ptr() as c::LPVOID, len, &mut read, ptr::null_mut())
});
@ -99,7 +99,7 @@ impl RawHandle {
pub fn read_at(&self, buf: &mut [u8], offset: u64) -> io::Result<usize> {
let mut read = 0;
let len = cmp::min(buf.len(), <c::DWORD>::max_value() as usize) as c::DWORD;
let len = cmp::min(buf.len(), <c::DWORD>::MAX as usize) as c::DWORD;
let res = unsafe {
let mut overlapped: c::OVERLAPPED = mem::zeroed();
overlapped.Offset = offset as u32;
@ -118,7 +118,7 @@ impl RawHandle {
buf: &mut [u8],
overlapped: *mut c::OVERLAPPED,
) -> io::Result<Option<usize>> {
let len = cmp::min(buf.len(), <c::DWORD>::max_value() as usize) as c::DWORD;
let len = cmp::min(buf.len(), <c::DWORD>::MAX as usize) as c::DWORD;
let mut amt = 0;
let res = cvt(c::ReadFile(self.0, buf.as_ptr() as c::LPVOID, len, &mut amt, overlapped));
match res {
@ -165,7 +165,7 @@ impl RawHandle {
pub fn write(&self, buf: &[u8]) -> io::Result<usize> {
let mut amt = 0;
let len = cmp::min(buf.len(), <c::DWORD>::max_value() as usize) as c::DWORD;
let len = cmp::min(buf.len(), <c::DWORD>::MAX as usize) as c::DWORD;
cvt(unsafe {
c::WriteFile(self.0, buf.as_ptr() as c::LPVOID, len, &mut amt, ptr::null_mut())
})?;
@ -183,7 +183,7 @@ impl RawHandle {
pub fn write_at(&self, buf: &[u8], offset: u64) -> io::Result<usize> {
let mut written = 0;
let len = cmp::min(buf.len(), <c::DWORD>::max_value() as usize) as c::DWORD;
let len = cmp::min(buf.len(), <c::DWORD>::MAX as usize) as c::DWORD;
unsafe {
let mut overlapped: c::OVERLAPPED = mem::zeroed();
overlapped.Offset = offset as u32;

4
src/libstd/sys/windows/io.rs
View file

@ -12,7 +12,7 @@ pub struct IoSlice<'a> {
impl<'a> IoSlice<'a> {
#[inline]
pub fn new(buf: &'a [u8]) -> IoSlice<'a> {
assert!(buf.len() <= c::ULONG::max_value() as usize);
assert!(buf.len() <= c::ULONG::MAX as usize);
IoSlice {
vec: c::WSABUF {
len: buf.len() as c::ULONG,
@ -49,7 +49,7 @@ pub struct IoSliceMut<'a> {
impl<'a> IoSliceMut<'a> {
#[inline]
pub fn new(buf: &'a mut [u8]) -> IoSliceMut<'a> {
assert!(buf.len() <= c::ULONG::max_value() as usize);
assert!(buf.len() <= c::ULONG::MAX as usize);
IoSliceMut {
vec: c::WSABUF { len: buf.len() as c::ULONG, buf: buf.as_mut_ptr() as *mut c::CHAR },
_p: PhantomData,

2
src/libstd/sys/windows/mod.rs
View file

@ -295,7 +295,7 @@ pub fn dur2timeout(dur: Duration) -> c::DWORD {
.checked_mul(1000)
.and_then(|ms| ms.checked_add((dur.subsec_nanos() as u64) / 1_000_000))
.and_then(|ms| ms.checked_add(if dur.subsec_nanos() % 1_000_000 > 0 { 1 } else { 0 }))
.map(|ms| if ms > <c::DWORD>::max_value() as u64 { c::INFINITE } else { ms as c::DWORD })
.map(|ms| if ms > <c::DWORD>::MAX as u64 { c::INFINITE } else { ms as c::DWORD })
.unwrap_or(c::INFINITE)
}

8
src/libstd/sys/windows/net.rs
View file

@ -228,7 +228,7 @@ impl Socket {
fn recv_with_flags(&self, buf: &mut [u8], flags: c_int) -> io::Result<usize> {
// On unix when a socket is shut down all further reads return 0, so we
// do the same on windows to map a shut down socket to returning EOF.
let len = cmp::min(buf.len(), i32::max_value() as usize) as i32;
let len = cmp::min(buf.len(), i32::MAX as usize) as i32;
unsafe {
match c::recv(self.0, buf.as_mut_ptr() as *mut c_void, len, flags) {
-1 if c::WSAGetLastError() == c::WSAESHUTDOWN => Ok(0),
@ -245,7 +245,7 @@ impl Socket {
pub fn read_vectored(&self, bufs: &mut [IoSliceMut<'_>]) -> io::Result<usize> {
// On unix when a socket is shut down all further reads return 0, so we
// do the same on windows to map a shut down socket to returning EOF.
let len = cmp::min(bufs.len(), c::DWORD::max_value() as usize) as c::DWORD;
let len = cmp::min(bufs.len(), c::DWORD::MAX as usize) as c::DWORD;
let mut nread = 0;
let mut flags = 0;
unsafe {
@ -282,7 +282,7 @@ impl Socket {
) -> io::Result<(usize, SocketAddr)> {
let mut storage: c::SOCKADDR_STORAGE_LH = unsafe { mem::zeroed() };
let mut addrlen = mem::size_of_val(&storage) as c::socklen_t;
let len = cmp::min(buf.len(), <wrlen_t>::max_value() as usize) as wrlen_t;
let len = cmp::min(buf.len(), <wrlen_t>::MAX as usize) as wrlen_t;
// On unix when a socket is shut down all further reads return 0, so we
// do the same on windows to map a shut down socket to returning EOF.
@ -313,7 +313,7 @@ impl Socket {
}
pub fn write_vectored(&self, bufs: &[IoSlice<'_>]) -> io::Result<usize> {
let len = cmp::min(bufs.len(), c::DWORD::max_value() as usize) as c::DWORD;
let len = cmp::min(bufs.len(), c::DWORD::MAX as usize) as c::DWORD;
let mut nwritten = 0;
unsafe {
cvt(c::WSASend(

6
src/libstd/sys_common/net.rs
View file

@ -271,7 +271,7 @@ impl TcpStream {
}
pub fn write(&self, buf: &[u8]) -> io::Result<usize> {
let len = cmp::min(buf.len(), <wrlen_t>::max_value() as usize) as wrlen_t;
let len = cmp::min(buf.len(), <wrlen_t>::MAX as usize) as wrlen_t;
let ret = cvt(unsafe {
c::send(*self.inner.as_inner(), buf.as_ptr() as *const c_void, len, MSG_NOSIGNAL)
})?;
@ -502,7 +502,7 @@ impl UdpSocket {
}
pub fn send_to(&self, buf: &[u8], dst: &SocketAddr) -> io::Result<usize> {
let len = cmp::min(buf.len(), <wrlen_t>::max_value() as usize) as wrlen_t;
let len = cmp::min(buf.len(), <wrlen_t>::MAX as usize) as wrlen_t;
let (dstp, dstlen) = dst.into_inner();
let ret = cvt(unsafe {
c::sendto(
@ -641,7 +641,7 @@ impl UdpSocket {
}
pub fn send(&self, buf: &[u8]) -> io::Result<usize> {
let len = cmp::min(buf.len(), <wrlen_t>::max_value() as usize) as wrlen_t;
let len = cmp::min(buf.len(), <wrlen_t>::MAX as usize) as wrlen_t;
let ret = cvt(unsafe {
c::send(*self.inner.as_inner(), buf.as_ptr() as *const c_void, len, MSG_NOSIGNAL)
})?;

1
src/libstd/thread/mod.rs
View file

@ -1530,7 +1530,6 @@ mod tests {
use crate::sync::mpsc::{channel, Sender};
use crate::thread::{self, ThreadId};
use crate::time::Duration;
use crate::u32;
// !!! These tests are dangerous. If something is buggy, they will hang, !!!
// !!! instead of exiting cleanly. This might wedge the buildbots. !!!

4
src/libstd/time.rs
View file

@ -686,7 +686,7 @@ mod tests {
// checked_add_duration will not panic on overflow
let mut maybe_t = Some(Instant::now());
let max_duration = Duration::from_secs(u64::max_value());
let max_duration = Duration::from_secs(u64::MAX);
// in case `Instant` can store `>= now + max_duration`.
for _ in 0..2 {
maybe_t = maybe_t.and_then(|t| t.checked_add(max_duration));
@ -766,7 +766,7 @@ mod tests {
// checked_add_duration will not panic on overflow
let mut maybe_t = Some(SystemTime::UNIX_EPOCH);
let max_duration = Duration::from_secs(u64::max_value());
let max_duration = Duration::from_secs(u64::MAX);
// in case `SystemTime` can store `>= UNIX_EPOCH + max_duration`.
for _ in 0..2 {
maybe_t = maybe_t.and_then(|t| t.checked_add(max_duration));

8
src/test/rustdoc/show-const-contents.rs
View file

@ -28,8 +28,8 @@ pub const CONST_CALC_I32: i32 = 42 + 1;
// @!has show_const_contents/constant.CONST_REF_I32.html '; //'
pub const CONST_REF_I32: &'static i32 = &42;
// @has show_const_contents/constant.CONST_I32_MAX.html '= i32::max_value(); // 2_147_483_647i32'
pub const CONST_I32_MAX: i32 = i32::max_value();
// @has show_const_contents/constant.CONST_I32_MAX.html '= i32::MAX; // 2_147_483_647i32'
pub const CONST_I32_MAX: i32 = i32::MAX;
// @!has show_const_contents/constant.UNIT.html '= ();'
// @!has show_const_contents/constant.UNIT.html '; //'
@ -56,11 +56,11 @@ pub use std::i32::MAX;
macro_rules! int_module {
($T:ident) => (
pub const MIN: $T = $T::min_value();
pub const MIN: $T = $T::MIN;
)
}
// @has show_const_contents/constant.MIN.html '= i16::min_value(); // -32_768i16'
// @has show_const_contents/constant.MIN.html '= i16::MIN; // -32_768i16'
int_module!(i16);
// @has show_const_contents/constant.ESCAPE.html //pre '= r#"<script>alert("ESCAPE");</script>"#;'

2
src/test/ui/consts/const-eval/shift_overflow.rs
View file

@ -1,6 +1,6 @@
enum Foo {
// test that we detect overflows for non-u32 discriminants
X = 1 << ((u32::max_value() as u64) + 1), //~ ERROR E0080
X = 1 << ((u32::MAX as u64) + 1), //~ ERROR E0080
Y = 42,
}

4
src/test/ui/consts/const-eval/shift_overflow.stderr
View file

@ -1,8 +1,8 @@
error[E0080]: evaluation of constant value failed
--> $DIR/shift_overflow.rs:3:9
|
LL | X = 1 << ((u32::max_value() as u64) + 1),
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ attempt to shift left with overflow
LL | X = 1 << ((u32::MAX as u64) + 1),
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ attempt to shift left with overflow
error: aborting due to previous error

24
src/test/ui/consts/const-int-arithmetic.rs
View file

@ -34,8 +34,8 @@ suite!(
C6: 5i8.checked_mul(122), None;
C7: (-127i8).checked_mul(-99), None;
C8: (i8::min_value() + 1).checked_div(-1), Some(127);
C9: i8::min_value().checked_div(-1), None;
C8: (i8::MIN + 1).checked_div(-1), Some(127);
C9: i8::MIN.checked_div(-1), None;
C10: 1i8.checked_div(0), None;
C11: 5i8.checked_rem(2), Some(1);
@ -56,8 +56,8 @@ suite!(
C21: i8::MIN.checked_abs(), None;
// `const_euclidean_int_methods`
C22: (i8::min_value() + 1).checked_div_euclid(-1), Some(127);
C23: i8::min_value().checked_div_euclid(-1), None;
C22: (i8::MIN + 1).checked_div_euclid(-1), Some(127);
C23: i8::MIN.checked_div_euclid(-1), None;
C24: (1i8).checked_div_euclid(0), None;
C25: 5i8.checked_rem_euclid(2), Some(1);
@ -72,12 +72,12 @@ suite!(
saturating_and_wrapping -> i8 {
// `const_saturating_int_methods`
C28: 100i8.saturating_add(1), 101;
C29: i8::max_value().saturating_add(100), i8::max_value();
C30: i8::min_value().saturating_add(-1), i8::min_value();
C29: i8::MAX.saturating_add(100), i8::MAX;
C30: i8::MIN.saturating_add(-1), i8::MIN;
C31: 100i8.saturating_sub(127), -27;
C32: i8::min_value().saturating_sub(100), i8::min_value();
C33: i8::max_value().saturating_sub(-1), i8::max_value();
C32: i8::MIN.saturating_sub(100), i8::MIN;
C33: i8::MAX.saturating_sub(-1), i8::MAX;
C34: 10i8.saturating_mul(12), 120;
C35: i8::MAX.saturating_mul(10), i8::MAX;
@ -85,13 +85,13 @@ suite!(
C37: 100i8.saturating_neg(), -100;
C38: (-100i8).saturating_neg(), 100;
C39: i8::min_value().saturating_neg(), i8::max_value();
C40: i8::max_value().saturating_neg(), i8::min_value() + 1;
C39: i8::MIN.saturating_neg(), i8::MAX;
C40: i8::MAX.saturating_neg(), i8::MIN + 1;
C57: 100i8.saturating_abs(), 100;
C58: (-100i8).saturating_abs(), 100;
C59: i8::min_value().saturating_abs(), i8::max_value();
C60: (i8::min_value() + 1).saturating_abs(), i8::max_value();
C59: i8::MIN.saturating_abs(), i8::MAX;
C60: (i8::MIN + 1).saturating_abs(), i8::MAX;
// `const_wrapping_int_methods`
C41: 100i8.wrapping_div(10), 10;

4
src/test/ui/consts/const-int-conversion-rpass.rs
View file

@ -6,13 +6,13 @@ const FROM_LE_BYTES: i32 = i32::from_le_bytes([0x12, 0x34, 0x56, 0x78]);
const FROM_NE_BYTES: i32 = i32::from_be(i32::from_ne_bytes([0x80, 0, 0, 0]));
const TO_BE_BYTES: [u8; 4] = 0x12_34_56_78_i32.to_be_bytes();
const TO_LE_BYTES: [u8; 4] = 0x12_34_56_78_i32.to_le_bytes();
const TO_NE_BYTES: [u8; 4] = i32::min_value().to_be().to_ne_bytes();
const TO_NE_BYTES: [u8; 4] = i32::MIN.to_be().to_ne_bytes();
fn main() {
assert_eq!(REVERSE, 0x1e6a2c48);
assert_eq!(FROM_BE_BYTES, 0x12_34_56_78);
assert_eq!(FROM_LE_BYTES, 0x78_56_34_12);
assert_eq!(FROM_NE_BYTES, i32::min_value());
assert_eq!(FROM_NE_BYTES, i32::MIN);
assert_eq!(TO_BE_BYTES, [0x12, 0x34, 0x56, 0x78]);
assert_eq!(TO_LE_BYTES, [0x78, 0x56, 0x34, 0x12]);
assert_eq!(TO_NE_BYTES, [0x80, 0, 0, 0]);

2
src/test/ui/consts/const-int-conversion.rs
View file

@ -11,6 +11,6 @@ fn main() {
//~^ ERROR temporary value dropped while borrowed
let c: &'static [u8] = &(0x12_34_56_78_i32.to_le_bytes());
//~^ ERROR temporary value dropped while borrowed
let d: &'static [u8] = &(i32::min_value().to_be().to_ne_bytes());
let d: &'static [u8] = &(i32::MIN.to_be().to_ne_bytes());
//~^ ERROR temporary value dropped while borrowed
}

4
src/test/ui/consts/const-int-conversion.stderr
View file

@ -67,8 +67,8 @@ LL | }
error[E0716]: temporary value dropped while borrowed
--> $DIR/const-int-conversion.rs:14:29
|
LL | let d: &'static [u8] = &(i32::min_value().to_be().to_ne_bytes());
| ------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ creates a temporary which is freed while still in use
LL | let d: &'static [u8] = &(i32::MIN.to_be().to_ne_bytes());
| ------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ creates a temporary which is freed while still in use
| |
| type annotation requires that borrow lasts for `'static`
LL |

8
src/test/ui/consts/const-int-overflowing-rpass.rs
View file

@ -1,7 +1,7 @@
// run-pass
const ADD_A: (u32, bool) = 5u32.overflowing_add(2);
const ADD_B: (u32, bool) = u32::max_value().overflowing_add(1);
const ADD_B: (u32, bool) = u32::MAX.overflowing_add(1);
const SUB_A: (u32, bool) = 5u32.overflowing_sub(2);
const SUB_B: (u32, bool) = 0u32.overflowing_sub(1);
@ -20,14 +20,14 @@ const NEG_B: (u32, bool) = core::u32::MAX.overflowing_neg();
const ABS_POS: (i32, bool) = 10i32.overflowing_abs();
const ABS_NEG: (i32, bool) = (-10i32).overflowing_abs();
const ABS_MIN: (i32, bool) = i32::min_value().overflowing_abs();
const ABS_MIN: (i32, bool) = i32::MIN.overflowing_abs();
fn main() {
assert_eq!(ADD_A, (7, false));
assert_eq!(ADD_B, (0, true));
assert_eq!(SUB_A, (3, false));
assert_eq!(SUB_B, (u32::max_value(), true));
assert_eq!(SUB_B, (u32::MAX, true));
assert_eq!(MUL_A, (10, false));
assert_eq!(MUL_B, (1410065408, true));
@ -43,5 +43,5 @@ fn main() {
assert_eq!(ABS_POS, (10, false));
assert_eq!(ABS_NEG, (10, false));
assert_eq!(ABS_MIN, (i32::min_value(), true));
assert_eq!(ABS_MIN, (i32::MIN, true));
}

6
src/test/ui/consts/const-int-pow-rpass.rs
View file

@ -20,10 +20,10 @@ const NEXT_POWER_OF_TWO: u32 = 3u32.next_power_of_two();
const CHECKED_NEXT_POWER_OF_TWO_OK: Option<u32> = 3u32.checked_next_power_of_two();
const CHECKED_NEXT_POWER_OF_TWO_OVERFLOW: Option<u32> =
u32::max_value().checked_next_power_of_two();
u32::MAX.checked_next_power_of_two();
const WRAPPING_NEXT_POWER_OF_TWO: u32 =
u32::max_value().wrapping_next_power_of_two();
u32::MAX.wrapping_next_power_of_two();
fn main() {
assert!(!IS_POWER_OF_TWO_A);
@ -37,7 +37,7 @@ fn main() {
assert_eq!(WRAPPING_POW, 217);
assert_eq!(OVERFLOWING_POW, (217, true));
assert_eq!(SATURATING_POW, u8::max_value());
assert_eq!(SATURATING_POW, u8::MAX);
assert_eq!(NEXT_POWER_OF_TWO, 4);

32
src/test/ui/consts/const-int-saturating-arith.rs
View file

@ -2,33 +2,33 @@
#![feature(const_saturating_int_methods)]
const INT_U32_NO: u32 = (42 as u32).saturating_add(2);
const INT_U32: u32 = u32::max_value().saturating_add(1);
const INT_U128: u128 = u128::max_value().saturating_add(1);
const INT_I128: i128 = i128::max_value().saturating_add(1);
const INT_I128_NEG: i128 = i128::min_value().saturating_add(-1);
const INT_U32: u32 = u32::MAX.saturating_add(1);
const INT_U128: u128 = u128::MAX.saturating_add(1);
const INT_I128: i128 = i128::MAX.saturating_add(1);
const INT_I128_NEG: i128 = i128::MIN.saturating_add(-1);
const INT_U32_NO_SUB: u32 = (42 as u32).saturating_sub(2);
const INT_U32_SUB: u32 = (1 as u32).saturating_sub(2);
const INT_I32_NO_SUB: i32 = (-42 as i32).saturating_sub(2);
const INT_I32_NEG_SUB: i32 = i32::min_value().saturating_sub(1);
const INT_I32_POS_SUB: i32 = i32::max_value().saturating_sub(-1);
const INT_I32_NEG_SUB: i32 = i32::MIN.saturating_sub(1);
const INT_I32_POS_SUB: i32 = i32::MAX.saturating_sub(-1);
const INT_U128_SUB: u128 = (0 as u128).saturating_sub(1);
const INT_I128_NEG_SUB: i128 = i128::min_value().saturating_sub(1);
const INT_I128_POS_SUB: i128 = i128::max_value().saturating_sub(-1);
const INT_I128_NEG_SUB: i128 = i128::MIN.saturating_sub(1);
const INT_I128_POS_SUB: i128 = i128::MAX.saturating_sub(-1);
fn main() {
assert_eq!(INT_U32_NO, 44);
assert_eq!(INT_U32, u32::max_value());
assert_eq!(INT_U128, u128::max_value());
assert_eq!(INT_I128, i128::max_value());
assert_eq!(INT_I128_NEG, i128::min_value());
assert_eq!(INT_U32, u32::MAX);
assert_eq!(INT_U128, u128::MAX);
assert_eq!(INT_I128, i128::MAX);
assert_eq!(INT_I128_NEG, i128::MIN);
assert_eq!(INT_U32_NO_SUB, 40);
assert_eq!(INT_U32_SUB, 0);
assert_eq!(INT_I32_NO_SUB, -44);
assert_eq!(INT_I32_NEG_SUB, i32::min_value());
assert_eq!(INT_I32_POS_SUB, i32::max_value());
assert_eq!(INT_I32_NEG_SUB, i32::MIN);
assert_eq!(INT_I32_POS_SUB, i32::MAX);
assert_eq!(INT_U128_SUB, 0);
assert_eq!(INT_I128_NEG_SUB, i128::min_value());
assert_eq!(INT_I128_POS_SUB, i128::max_value());
assert_eq!(INT_I128_NEG_SUB, i128::MIN);
assert_eq!(INT_I128_POS_SUB, i128::MAX);
}

4
src/test/ui/consts/const-int-unchecked.rs
View file

@ -131,12 +131,12 @@ const _: u16 = unsafe { std::intrinsics::unchecked_mul(300u16, 250u16) };
const _: i32 = unsafe { std::intrinsics::unchecked_div(1, 0) };
//~^ ERROR any use of this value will cause an error
const _: i32 = unsafe { std::intrinsics::unchecked_div(i32::min_value(), -1) };
const _: i32 = unsafe { std::intrinsics::unchecked_div(i32::MIN, -1) };
//~^ ERROR any use of this value will cause an error
const _: i32 = unsafe { std::intrinsics::unchecked_rem(1, 0) };
//~^ ERROR any use of this value will cause an error
const _: i32 = unsafe { std::intrinsics::unchecked_rem(i32::min_value(), -1) };
const _: i32 = unsafe { std::intrinsics::unchecked_rem(i32::MIN, -1) };
//~^ ERROR any use of this value will cause an error
fn main() {}

8
src/test/ui/consts/const-int-unchecked.stderr
View file

@ -355,8 +355,8 @@ LL | const _: i32 = unsafe { std::intrinsics::unchecked_div(1, 0) };
error: any use of this value will cause an error
--> $DIR/const-int-unchecked.rs:134:25
|
LL | const _: i32 = unsafe { std::intrinsics::unchecked_div(i32::min_value(), -1) };
| ------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
LL | const _: i32 = unsafe { std::intrinsics::unchecked_div(i32::MIN, -1) };
| ------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
| |
| overflow executing `unchecked_div`
@ -371,8 +371,8 @@ LL | const _: i32 = unsafe { std::intrinsics::unchecked_rem(1, 0) };
error: any use of this value will cause an error
--> $DIR/const-int-unchecked.rs:139:25
|
LL | const _: i32 = unsafe { std::intrinsics::unchecked_rem(i32::min_value(), -1) };
| ------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
LL | const _: i32 = unsafe { std::intrinsics::unchecked_rem(i32::MIN, -1) };
| ------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
| |
| overflow executing `unchecked_rem`

8
src/test/ui/consts/const-int-wrapping-rpass.rs
View file

@ -1,10 +1,10 @@
// run-pass
const ADD_A: u32 = 200u32.wrapping_add(55);
const ADD_B: u32 = 200u32.wrapping_add(u32::max_value());
const ADD_B: u32 = 200u32.wrapping_add(u32::MAX);
const SUB_A: u32 = 100u32.wrapping_sub(100);
const SUB_B: u32 = 100u32.wrapping_sub(u32::max_value());
const SUB_B: u32 = 100u32.wrapping_sub(u32::MAX);
const MUL_A: u8 = 10u8.wrapping_mul(12);
const MUL_B: u8 = 25u8.wrapping_mul(12);
@ -20,7 +20,7 @@ const NEG_B: u32 = 1234567890u32.wrapping_neg();
const ABS_POS: i32 = 10i32.wrapping_abs();
const ABS_NEG: i32 = (-10i32).wrapping_abs();
const ABS_MIN: i32 = i32::min_value().wrapping_abs();
const ABS_MIN: i32 = i32::MIN.wrapping_abs();
fn main() {
assert_eq!(ADD_A, 255);
@ -43,5 +43,5 @@ fn main() {
assert_eq!(ABS_POS, 10);
assert_eq!(ABS_NEG, 10);
assert_eq!(ABS_MIN, i32::min_value());
assert_eq!(ABS_MIN, i32::MIN);
}

2
src/test/ui/enum-discriminant/issue-70509-partial_eq.rs
View file

@ -5,7 +5,7 @@
#[repr(i128)]
enum Test {
A(Box<u64>) = 0,
B(usize) = u64::max_value() as i128 + 1,
B(usize) = u64::MAX as i128 + 1,
}
fn main() {

16
src/test/ui/enum-discriminant/repr128.rs
View file

@ -8,9 +8,9 @@ use std::marker::DiscriminantKind;
enum Signed {
Zero = 0,
Staircase = 0x01_02_03_04_05_06_07_08_09_0a_0b_0c_0d_0e_0f,
U64Limit = u64::max_value() as i128 + 1,
U64Limit = u64::MAX as i128 + 1,
SmallNegative = -1,
BigNegative = i128::min_value(),
BigNegative = i128::MIN,
Next,
}
@ -18,7 +18,7 @@ enum Signed {
enum Unsigned {
Zero = 0,
Staircase = 0x01_02_03_04_05_06_07_08_09_0a_0b_0c_0d_0e_0f,
U64Limit = u64::max_value() as u128 + 1,
U64Limit = u64::MAX as u128 + 1,
Next,
}
@ -32,13 +32,13 @@ where
fn main() {
discr(Signed::Zero, 0);
discr(Signed::Staircase, 0x01_02_03_04_05_06_07_08_09_0a_0b_0c_0d_0e_0f);
discr(Signed::U64Limit, u64::max_value() as i128 + 1);
discr(Signed::U64Limit, u64::MAX as i128 + 1);
discr(Signed::SmallNegative, -1);
discr(Signed::BigNegative, i128::min_value());
discr(Signed::Next, i128::min_value() + 1);
discr(Signed::BigNegative, i128::MIN);
discr(Signed::Next, i128::MIN + 1);
discr(Unsigned::Zero, 0);
discr(Unsigned::Staircase, 0x01_02_03_04_05_06_07_08_09_0a_0b_0c_0d_0e_0f);
discr(Unsigned::U64Limit, u64::max_value() as u128 + 1);
discr(Unsigned::Next, u64::max_value() as u128 + 2);
discr(Unsigned::U64Limit, u64::MAX as u128 + 1);
discr(Unsigned::Next, u64::MAX as u128 + 2);
}

2
src/test/ui/issues/issue-44216-add-instant.rs
View file

@ -6,5 +6,5 @@ use std::time::{Instant, Duration};
fn main() {
let now = Instant::now();
let _ = now + Duration::from_secs(u64::max_value());
let _ = now + Duration::from_secs(u64::MAX);
}

2
src/test/ui/issues/issue-44216-add-system-time.rs
View file

@ -6,5 +6,5 @@ use std::time::{Duration, SystemTime};
fn main() {
let now = SystemTime::now();
let _ = now + Duration::from_secs(u64::max_value());
let _ = now + Duration::from_secs(u64::MAX);
}

2
src/test/ui/issues/issue-44216-sub-instant.rs
View file

@ -6,5 +6,5 @@ use std::time::{Instant, Duration};
fn main() {
let now = Instant::now();
let _ = now - Duration::from_secs(u64::max_value());
let _ = now - Duration::from_secs(u64::MAX);
}

2
src/test/ui/issues/issue-44216-sub-system-time.rs
View file

@ -6,5 +6,5 @@ use std::time::{Duration, SystemTime};
fn main() {
let now = SystemTime::now();
let _ = now - Duration::from_secs(u64::max_value());
let _ = now - Duration::from_secs(u64::MAX);
}

20
src/test/ui/issues/issue-8460.rs
View file

@ -27,21 +27,21 @@ macro_rules! check {
fn main() {
check![
isize::min_value() / -isize::one(),
i8::min_value() / -i8::one(),
i16::min_value() / -i16::one(),
i32::min_value() / -i32::one(),
i64::min_value() / -i64::one(),
isize::MIN / -isize::one(),
i8::MIN / -i8::one(),
i16::MIN / -i16::one(),
i32::MIN / -i32::one(),
i64::MIN / -i64::one(),
1isize / isize::zero(),
1i8 / i8::zero(),
1i16 / i16::zero(),
1i32 / i32::zero(),
1i64 / i64::zero(),
isize::min_value() % -isize::one(),
i8::min_value() % -i8::one(),
i16::min_value() % -i16::one(),
i32::min_value() % -i32::one(),
i64::min_value() % -i64::one(),
isize::MIN % -isize::one(),
i8::MIN % -i8::one(),
i16::MIN % -i16::one(),
i32::MIN % -i32::one(),
i64::MIN % -i64::one(),
1isize % isize::zero(),
1i8 % i8::zero(),
1i16 % i16::zero(),

4
src/test/ui/iterators/iter-step-overflow-debug.rs
View file

@ -6,14 +6,14 @@ use std::panic;
fn main() {
let r = panic::catch_unwind(|| {
let mut it = u8::max_value()..;
let mut it = u8::MAX..;
it.next().unwrap(); // 255
it.next().unwrap();
});
assert!(r.is_err());
let r = panic::catch_unwind(|| {
let mut it = i8::max_value()..;
let mut it = i8::MAX..;
it.next().unwrap(); // 127
it.next().unwrap();
});

8
src/test/ui/iterators/iter-step-overflow-ndebug.rs
View file

@ -2,11 +2,11 @@
// compile-flags: -C debug_assertions=no
fn main() {
let mut it = u8::max_value()..;
let mut it = u8::MAX..;
assert_eq!(it.next().unwrap(), 255);
assert_eq!(it.next().unwrap(), u8::min_value());
assert_eq!(it.next().unwrap(), u8::MIN);
let mut it = i8::max_value()..;
let mut it = i8::MAX..;
assert_eq!(it.next().unwrap(), 127);
assert_eq!(it.next().unwrap(), i8::min_value());
assert_eq!(it.next().unwrap(), i8::MIN);
}

8
src/test/ui/iterators/iter-sum-overflow-debug.rs
View file

@ -6,22 +6,22 @@ use std::panic;
fn main() {
let r = panic::catch_unwind(|| {
[1, i32::max_value()].iter().sum::<i32>();
[1, i32::MAX].iter().sum::<i32>();
});
assert!(r.is_err());
let r = panic::catch_unwind(|| {
[2, i32::max_value()].iter().product::<i32>();
[2, i32::MAX].iter().product::<i32>();
});
assert!(r.is_err());
let r = panic::catch_unwind(|| {
[1, i32::max_value()].iter().cloned().sum::<i32>();
[1, i32::MAX].iter().cloned().sum::<i32>();
});
assert!(r.is_err());
let r = panic::catch_unwind(|| {
[2, i32::max_value()].iter().cloned().product::<i32>();
[2, i32::MAX].iter().cloned().product::<i32>();
});
assert!(r.is_err());
}

16
src/test/ui/iterators/iter-sum-overflow-ndebug.rs
View file

@ -2,13 +2,13 @@
// compile-flags: -C debug_assertions=no
fn main() {
assert_eq!([1i32, i32::max_value()].iter().sum::<i32>(),
1i32.wrapping_add(i32::max_value()));
assert_eq!([2i32, i32::max_value()].iter().product::<i32>(),
2i32.wrapping_mul(i32::max_value()));
assert_eq!([1i32, i32::MAX].iter().sum::<i32>(),
1i32.wrapping_add(i32::MAX));
assert_eq!([2i32, i32::MAX].iter().product::<i32>(),
2i32.wrapping_mul(i32::MAX));
assert_eq!([1i32, i32::max_value()].iter().cloned().sum::<i32>(),
1i32.wrapping_add(i32::max_value()));
assert_eq!([2i32, i32::max_value()].iter().cloned().product::<i32>(),
2i32.wrapping_mul(i32::max_value()));
assert_eq!([1i32, i32::MAX].iter().cloned().sum::<i32>(),
1i32.wrapping_add(i32::MAX));
assert_eq!([2i32, i32::MAX].iter().cloned().product::<i32>(),
2i32.wrapping_mul(i32::MAX));
}

8
src/test/ui/iterators/iter-sum-overflow-overflow-checks.rs
View file

@ -6,22 +6,22 @@ use std::panic;
fn main() {
let r = panic::catch_unwind(|| {
[1, i32::max_value()].iter().sum::<i32>();
[1, i32::MAX].iter().sum::<i32>();
});
assert!(r.is_err());
let r = panic::catch_unwind(|| {
[2, i32::max_value()].iter().product::<i32>();
[2, i32::MAX].iter().product::<i32>();
});
assert!(r.is_err());
let r = panic::catch_unwind(|| {
[1, i32::max_value()].iter().cloned().sum::<i32>();
[1, i32::MAX].iter().cloned().sum::<i32>();
});
assert!(r.is_err());
let r = panic::catch_unwind(|| {
[2, i32::max_value()].iter().cloned().product::<i32>();
[2, i32::MAX].iter().cloned().product::<i32>();
});
assert!(r.is_err());
}

2
src/test/ui/iterators/skip-count-overflow.rs
View file

@ -3,6 +3,6 @@
// compile-flags: -C overflow-checks -C opt-level=3
fn main() {
let i = (0..usize::max_value()).chain(0..10).skip(usize::max_value());
let i = (0..usize::MAX).chain(0..10).skip(usize::MAX);
assert_eq!(i.count(), 10);
}

2
src/test/ui/numbers-arithmetic/i128.rs
View file

@ -87,7 +87,7 @@ fn main() {
assert_eq!((-z).checked_mul(-z), Some(0x734C_C2F2_A521));
assert_eq!((z).checked_mul(z), Some(0x734C_C2F2_A521));
assert_eq!((k).checked_mul(k), None);
let l: i128 = b(i128::min_value());
let l: i128 = b(i128::MIN);
let o: i128 = b(17);
assert_eq!(l.checked_sub(b(2)), None);
assert_eq!(l.checked_add(l), None);

10
src/test/ui/numbers-arithmetic/int-abs-overflow.rs
View file

@ -5,9 +5,9 @@
use std::thread;
fn main() {
assert!(thread::spawn(|| i8::min_value().abs()).join().is_err());
assert!(thread::spawn(|| i16::min_value().abs()).join().is_err());
assert!(thread::spawn(|| i32::min_value().abs()).join().is_err());
assert!(thread::spawn(|| i64::min_value().abs()).join().is_err());
assert!(thread::spawn(|| isize::min_value().abs()).join().is_err());
assert!(thread::spawn(|| i8::MIN.abs()).join().is_err());
assert!(thread::spawn(|| i16::MIN.abs()).join().is_err());
assert!(thread::spawn(|| i32::MIN.abs()).join().is_err());
assert!(thread::spawn(|| i64::MIN.abs()).join().is_err());
assert!(thread::spawn(|| isize::MIN.abs()).join().is_err());
}

4
src/test/ui/numbers-arithmetic/next-power-of-two-overflow-debug.rs
View file

@ -9,12 +9,12 @@ fn main() {
macro_rules! overflow_test {
($t:ident) => (
let r = panic::catch_unwind(|| {
($t::max_value()).next_power_of_two()
($t::MAX).next_power_of_two()
});
assert!(r.is_err());
let r = panic::catch_unwind(|| {
(($t::max_value() >> 1) + 2).next_power_of_two()
(($t::MAX >> 1) + 2).next_power_of_two()
});
assert!(r.is_err());
)

2
src/test/ui/numbers-arithmetic/promoted_overflow_opt.rs
View file

@ -5,5 +5,5 @@
fn main() {
let x = &(0u32 - 1);
assert_eq!(*x, u32::max_value())
assert_eq!(*x, u32::MAX)
}

4
src/test/ui/numbers-arithmetic/u128.rs
View file

@ -53,14 +53,14 @@ fn main() {
assert_eq!("10000000000000000000000000000000000000000000000000000000000000000000",
format!("{:b}", j));
assert_eq!("340282366920938463463374607431768211455",
format!("{}", u128::max_value()));
format!("{}", u128::MAX));
assert_eq!("147573952589676412928", format!("{:?}", j));
// common traits
assert_eq!(x, b(x.clone()));
// overflow checks
assert_eq!((z).checked_mul(z), Some(0x734C_C2F2_A521));
assert_eq!((k).checked_mul(k), None);
let l: u128 = b(u128::max_value() - 10);
let l: u128 = b(u128::MAX - 10);
let o: u128 = b(17);
assert_eq!(l.checked_add(b(11)), None);
assert_eq!(l.checked_sub(l), Some(0));

6
src/test/ui/simd/simd-intrinsic-generic-arithmetic-saturating.rs
View file

@ -20,7 +20,7 @@ extern "platform-intrinsic" {
fn main() {
// unsigned
{
const M: u32 = u32::max_value();
const M: u32 = u32::MAX;
let a = u32x4(1, 2, 3, 4);
let b = u32x4(2, 4, 6, 8);
@ -48,8 +48,8 @@ fn main() {
// signed
{
const MIN: i32 = i32::min_value();
const MAX: i32 = i32::max_value();
const MIN: i32 = i32::MIN;
const MAX: i32 = i32::MAX;
let a = i32x4(1, 2, 3, 4);
let b = i32x4(2, 4, 6, 8);

2
src/test/ui/simd/simd-intrinsic-generic-bitmask.rs
View file

@ -39,7 +39,7 @@ fn main() {
let e = 0b_1101;
// Check usize / isize
let msize: Tx4<usize> = Tx4(usize::max_value(), 0, usize::max_value(), usize::max_value());
let msize: Tx4<usize> = Tx4(usize::MAX, 0, usize::MAX, usize::MAX);
unsafe {
let r: u8 = simd_bitmask(z);

2
src/test/ui/simd/simd-intrinsic-generic-reduction.rs
View file

@ -100,7 +100,7 @@ fn main() {
let r: u32 = simd_reduce_max(x);
assert_eq!(r, 4_u32);
let t = u32::max_value();
let t = u32::MAX;
let x = u32x4(t, t, t, t);
let r: u32 = simd_reduce_and(x);
assert_eq!(r, t);

10
src/tools/clippy/clippy_lints/src/consts.rs
View file

@ -254,11 +254,11 @@ impl<'c, 'cc> ConstEvalLateContext<'c, 'cc> {
if let ["core", "num", int_impl, "max_value"] = *def_path;
then {
let value = match int_impl {
"<impl i8>" => i8::max_value() as u128,
"<impl i16>" => i16::max_value() as u128,
"<impl i32>" => i32::max_value() as u128,
"<impl i64>" => i64::max_value() as u128,
"<impl i128>" => i128::max_value() as u128,
"<impl i8>" => i8::MAX as u128,
"<impl i16>" => i16::MAX as u128,
"<impl i32>" => i32::MAX as u128,
"<impl i64>" => i64::MAX as u128,
"<impl i128>" => i128::MAX as u128,
_ => return None,
};
Some(Constant::Int(value))

2
src/tools/clippy/clippy_lints/src/enum_clike.rs
View file

@ -65,7 +65,7 @@ impl<'a, 'tcx> LateLintPass<'a, 'tcx> for UnportableVariant {
continue;
}
},
ty::Uint(UintTy::Usize) if val > u128::from(u32::max_value()) => {},
ty::Uint(UintTy::Usize) if val > u128::from(u32::MAX) => {},
_ => continue,
}
span_lint(

52
src/tools/clippy/clippy_lints/src/types.rs
View file

@ -1946,18 +1946,18 @@ fn detect_extreme_expr<'a, 'tcx>(cx: &LateContext<'a, 'tcx>, expr: &'tcx Expr<'_
let which = match (&ty.kind, cv) {
(&ty::Bool, Constant::Bool(false)) | (&ty::Uint(_), Constant::Int(0)) => Minimum,
(&ty::Int(ity), Constant::Int(i))
if i == unsext(cx.tcx, i128::min_value() >> (128 - int_bits(cx.tcx, ity)), ity) =>
if i == unsext(cx.tcx, i128::MIN >> (128 - int_bits(cx.tcx, ity)), ity) =>
{
Minimum
},
(&ty::Bool, Constant::Bool(true)) => Maximum,
(&ty::Int(ity), Constant::Int(i))
if i == unsext(cx.tcx, i128::max_value() >> (128 - int_bits(cx.tcx, ity)), ity) =>
if i == unsext(cx.tcx, i128::MAX >> (128 - int_bits(cx.tcx, ity)), ity) =>
{
Maximum
},
(&ty::Uint(uty), Constant::Int(i)) if clip(cx.tcx, u128::max_value(), uty) == i => Maximum,
(&ty::Uint(uty), Constant::Int(i)) if clip(cx.tcx, u128::MAX, uty) == i => Maximum,
_ => return None,
};
@ -2039,7 +2039,7 @@ impl FullInt {
fn cmp_s_u(s: i128, u: u128) -> Ordering {
if s < 0 {
Ordering::Less
} else if u > (i128::max_value() as u128) {
} else if u > (i128::MAX as u128) {
Ordering::Greater
} else {
(s as u128).cmp(&u)
@ -2084,48 +2084,48 @@ fn numeric_cast_precast_bounds<'a>(cx: &LateContext<'_, '_>, expr: &'a Expr<'_>)
match pre_cast_ty.kind {
ty::Int(int_ty) => Some(match int_ty {
IntTy::I8 => (
FullInt::S(i128::from(i8::min_value())),
FullInt::S(i128::from(i8::max_value())),
FullInt::S(i128::from(i8::MIN)),
FullInt::S(i128::from(i8::MAX)),
),
IntTy::I16 => (
FullInt::S(i128::from(i16::min_value())),
FullInt::S(i128::from(i16::max_value())),
FullInt::S(i128::from(i16::MIN)),
FullInt::S(i128::from(i16::MAX)),
),
IntTy::I32 => (
FullInt::S(i128::from(i32::min_value())),
FullInt::S(i128::from(i32::max_value())),
FullInt::S(i128::from(i32::MIN)),
FullInt::S(i128::from(i32::MAX)),
),
IntTy::I64 => (
FullInt::S(i128::from(i64::min_value())),
FullInt::S(i128::from(i64::max_value())),
FullInt::S(i128::from(i64::MIN)),
FullInt::S(i128::from(i64::MAX)),
),
IntTy::I128 => (FullInt::S(i128::min_value()), FullInt::S(i128::max_value())),
IntTy::I128 => (FullInt::S(i128::MIN), FullInt::S(i128::MAX)),
IntTy::Isize => (
FullInt::S(isize::min_value() as i128),
FullInt::S(isize::max_value() as i128),
FullInt::S(isize::MIN as i128),
FullInt::S(isize::MAX as i128),
),
}),
ty::Uint(uint_ty) => Some(match uint_ty {
UintTy::U8 => (
FullInt::U(u128::from(u8::min_value())),
FullInt::U(u128::from(u8::max_value())),
FullInt::U(u128::from(u8::MIN)),
FullInt::U(u128::from(u8::MAX)),
),
UintTy::U16 => (
FullInt::U(u128::from(u16::min_value())),
FullInt::U(u128::from(u16::max_value())),
FullInt::U(u128::from(u16::MIN)),
FullInt::U(u128::from(u16::MAX)),
),
UintTy::U32 => (
FullInt::U(u128::from(u32::min_value())),
FullInt::U(u128::from(u32::max_value())),
FullInt::U(u128::from(u32::MIN)),
FullInt::U(u128::from(u32::MAX)),
),
UintTy::U64 => (
FullInt::U(u128::from(u64::min_value())),
FullInt::U(u128::from(u64::max_value())),
FullInt::U(u128::from(u64::MIN)),
FullInt::U(u128::from(u64::MAX)),
),
UintTy::U128 => (FullInt::U(u128::min_value()), FullInt::U(u128::max_value())),
UintTy::U128 => (FullInt::U(u128::MIN), FullInt::U(u128::MAX)),
UintTy::Usize => (
FullInt::U(usize::min_value() as u128),
FullInt::U(usize::max_value() as u128),
FullInt::U(usize::MIN as u128),
FullInt::U(usize::MAX as u128),
),
}),
_ => None,

10
src/tools/clippy/tests/ui/cast.rs
View file

@ -37,11 +37,11 @@ fn main() {
1isize as usize;
-1isize as usize;
0i8 as u8;
i8::max_value() as u8;
i16::max_value() as u16;
i32::max_value() as u32;
i64::max_value() as u64;
i128::max_value() as u128;
i8::MAX as u8;
i16::MAX as u16;
i32::MAX as u32;
i64::MAX as u64;
i128::MAX as u128;
(-1i8).abs() as u8;
(-1i16).abs() as u16;

14
src/tools/clippy/tests/ui/implicit_saturating_sub.rs
View file

@ -110,7 +110,7 @@ fn main() {
}
// Lint
if i_8 > i8::min_value() {
if i_8 > i8::MIN {
i_8 -= 1;
}
@ -120,7 +120,7 @@ fn main() {
}
// Lint
if i_8 != i8::min_value() {
if i_8 != i8::MIN {
i_8 -= 1;
}
@ -135,7 +135,7 @@ fn main() {
}
// Lint
if i_16 > i16::min_value() {
if i_16 > i16::MIN {
i_16 -= 1;
}
@ -145,7 +145,7 @@ fn main() {
}
// Lint
if i_16 != i16::min_value() {
if i_16 != i16::MIN {
i_16 -= 1;
}
@ -160,7 +160,7 @@ fn main() {
}
// Lint
if i_32 > i32::min_value() {
if i_32 > i32::MIN {
i_32 -= 1;
}
@ -170,7 +170,7 @@ fn main() {
}
// Lint
if i_32 != i32::min_value() {
if i_32 != i32::MIN {
i_32 -= 1;
}
@ -180,7 +180,7 @@ fn main() {
let mut i_64: i64 = endi_64 - starti_64;
// Lint
if i64::min_value() < i_64 {
if i64::MIN < i_64 {
i_64 -= 1;
}

14
src/tools/clippy/tests/ui/implicit_saturating_sub.stderr
View file

@ -75,7 +75,7 @@ LL | | }
error: Implicitly performing saturating subtraction
--> $DIR/implicit_saturating_sub.rs:113:5
|
LL | / if i_8 > i8::min_value() {
LL | / if i_8 > i8::MIN {
LL | | i_8 -= 1;
LL | | }
| |_____^ help: try: `i_8 = i_8.saturating_sub(1);`
@ -91,7 +91,7 @@ LL | | }
error: Implicitly performing saturating subtraction
--> $DIR/implicit_saturating_sub.rs:123:5
|
LL | / if i_8 != i8::min_value() {
LL | / if i_8 != i8::MIN {
LL | | i_8 -= 1;
LL | | }
| |_____^ help: try: `i_8 = i_8.saturating_sub(1);`
@ -107,7 +107,7 @@ LL | | }
error: Implicitly performing saturating subtraction
--> $DIR/implicit_saturating_sub.rs:138:5
|
LL | / if i_16 > i16::min_value() {
LL | / if i_16 > i16::MIN {
LL | | i_16 -= 1;
LL | | }
| |_____^ help: try: `i_16 = i_16.saturating_sub(1);`
@ -123,7 +123,7 @@ LL | | }
error: Implicitly performing saturating subtraction
--> $DIR/implicit_saturating_sub.rs:148:5
|
LL | / if i_16 != i16::min_value() {
LL | / if i_16 != i16::MIN {
LL | | i_16 -= 1;
LL | | }
| |_____^ help: try: `i_16 = i_16.saturating_sub(1);`
@ -139,7 +139,7 @@ LL | | }
error: Implicitly performing saturating subtraction
--> $DIR/implicit_saturating_sub.rs:163:5
|
LL | / if i_32 > i32::min_value() {
LL | / if i_32 > i32::MIN {
LL | | i_32 -= 1;
LL | | }
| |_____^ help: try: `i_32 = i_32.saturating_sub(1);`
@ -155,7 +155,7 @@ LL | | }
error: Implicitly performing saturating subtraction
--> $DIR/implicit_saturating_sub.rs:173:5
|
LL | / if i_32 != i32::min_value() {
LL | / if i_32 != i32::MIN {
LL | | i_32 -= 1;
LL | | }
| |_____^ help: try: `i_32 = i_32.saturating_sub(1);`
@ -163,7 +163,7 @@ LL | | }
error: Implicitly performing saturating subtraction
--> $DIR/implicit_saturating_sub.rs:183:5
|
LL | / if i64::min_value() < i_64 {
LL | / if i64::MIN < i_64 {
LL | | i_64 -= 1;
LL | | }
| |_____^ help: try: `i_64 = i_64.saturating_sub(1);`

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