Auto merge of #52245 - GuillaumeGomez:rollup, r=GuillaumeGomez

Rollup of 5 pull requests

Successful merges:

 - #51701 (Better docs for copy_from_slice & clone_from_slice)
 - #52231 (Fix typo in error message E0277)
 - #52233 (Improve lint handling in rustdoc)
 - #52238 (Avoid unwrapping in PanicInfo doc example.)
 - #52241 (Fix typo in E0433 docs)

Failed merges:

r? @ghost
This commit is contained in:
bors 2018-07-11 10:00:30 +00:00
commit 989fa05389
68 changed files with 187 additions and 168 deletions

View file

@ -92,7 +92,7 @@ impl<T: ?Sized> !Send for *mut T { }
#[stable(feature = "rust1", since = "1.0.0")]
#[lang = "sized"]
#[rustc_on_unimplemented(
message="the size for value values of type `{Self}` cannot be known at compilation time",
message="the size for values of type `{Self}` cannot be known at compilation time",
label="doesn't have a size known at compile-time",
note="to learn more, visit <https://doc.rust-lang.org/book/second-edition/\
ch19-04-advanced-types.html#dynamically-sized-types--sized>",

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@ -30,7 +30,11 @@ use fmt;
/// use std::panic;
///
/// panic::set_hook(Box::new(|panic_info| {
/// println!("panic occurred: {:?}", panic_info.payload().downcast_ref::<&str>().unwrap());
/// if let Some(s) = panic_info.payload().downcast_ref::<&str>() {
/// println!("panic occurred: {:?}", s);
/// } else {
/// println!("panic occurred");
/// }
/// }));
///
/// panic!("Normal panic");

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@ -1541,6 +1541,9 @@ impl<T> [T] {
/// let src = [1, 2, 3, 4];
/// let mut dst = [0, 0];
///
/// // Because the slices have to be the same length,
/// // we slice the source slice from four elements
/// // to two. It will panic if we don't do this.
/// dst.clone_from_slice(&src[2..]);
///
/// assert_eq!(src, [1, 2, 3, 4]);
@ -1607,6 +1610,9 @@ impl<T> [T] {
/// let src = [1, 2, 3, 4];
/// let mut dst = [0, 0];
///
/// // Because the slices have to be the same length,
/// // we slice the source slice from four elements
/// // to two. It will panic if we don't do this.
/// dst.copy_from_slice(&src[2..]);
///
/// assert_eq!(src, [1, 2, 3, 4]);

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@ -1256,7 +1256,7 @@ let map = HashMap::new();
```
Please verify you didn't misspell the type/module's name or that you didn't
forgot to import it:
forget to import it:
```

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@ -193,6 +193,17 @@ pub fn run_core(search_paths: SearchPaths,
let intra_link_resolution_failure_name = lint::builtin::INTRA_DOC_LINK_RESOLUTION_FAILURE.name;
let warnings_lint_name = lint::builtin::WARNINGS.name;
let missing_docs = rustc_lint::builtin::MISSING_DOCS.name;
// In addition to those specific lints, we also need to whitelist those given through
// command line, otherwise they'll get ignored and we don't want that.
let mut whitelisted_lints = vec![warnings_lint_name.to_owned(),
intra_link_resolution_failure_name.to_owned(),
missing_docs.to_owned()];
for (lint, _) in &cmd_lints {
whitelisted_lints.push(lint.clone());
}
let lints = lint::builtin::HardwiredLints.get_lints()
.into_iter()
.chain(rustc_lint::SoftLints.get_lints().into_iter())
@ -248,9 +259,7 @@ pub fn run_core(search_paths: SearchPaths,
.filter_map(|lint| {
// We don't want to whitelist *all* lints so let's
// ignore those ones.
if lint.name == warnings_lint_name ||
lint.name == intra_link_resolution_failure_name ||
lint.name == missing_docs {
if whitelisted_lints.iter().any(|l| &lint.name == l) {
None
} else {
Some(lint)

View file

@ -14,7 +14,7 @@ trait Get {
}
fn foo<T:Get>(t: T) {
let x = t.get(); //~ ERROR the size for value values of type
let x = t.get(); //~ ERROR the size for values of type
}
fn main() {

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@ -13,6 +13,6 @@ trait Trait {}
pub fn main() {
let x: Vec<Trait + Sized> = Vec::new();
//~^ ERROR only auto traits can be used as additional traits in a trait object
//~| ERROR the size for value values of type
//~| ERROR the size for value values of type
//~| ERROR the size for values of type
//~| ERROR the size for values of type
}

View file

@ -43,6 +43,6 @@ pub fn main() {
let f5: &mut Fat<ToBar> = &mut Fat { f1: 5, f2: "some str", ptr: Bar1 {f :42} };
let z: Box<ToBar> = Box::new(Bar1 {f: 36});
f5.ptr = *z;
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}

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@ -45,5 +45,5 @@ pub fn main() {
//~| expected type `dyn ToBar`
//~| found type `Bar1`
//~| expected trait ToBar, found struct `Bar1`
//~| ERROR the size for value values of type
//~| ERROR the size for values of type
}

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@ -47,5 +47,5 @@ pub fn main() {
//~| expected type `dyn ToBar`
//~| found type `Bar1`
//~| expected trait ToBar, found struct `Bar1`
//~| ERROR the size for value values of type
//~| ERROR the size for values of type
}

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@ -19,5 +19,5 @@ pub fn main() {
let f: ([isize; 3],) = ([5, 6, 7],);
let g: &([isize],) = &f;
let h: &(([isize],),) = &(*g,);
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}

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@ -21,5 +21,5 @@ pub fn main() {
let f: Fat<[isize; 3]> = Fat { ptr: [5, 6, 7] };
let g: &Fat<[isize]> = &f;
let h: &Fat<Fat<[isize]>> = &Fat { ptr: *g };
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}

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@ -16,22 +16,22 @@ impl Foo for [u8] {}
fn test1<T: ?Sized + Foo>(t: &T) {
let u: &Foo = t;
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn test2<T: ?Sized + Foo>(t: &T) {
let v: &Foo = t as &Foo;
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn test3() {
let _: &[&Foo] = &["hi"];
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn test4(x: &[u8]) {
let _: &Foo = x as &Foo;
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn main() { }

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@ -15,9 +15,9 @@
trait Foo<T> : Sized { fn take(self, x: &T) { } } // Note: T is sized
impl Foo<[isize]> for usize { }
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
impl Foo<isize> for [usize] { }
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
pub fn main() { }

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@ -30,14 +30,14 @@ fn assert_sized<T>() { }
fn main() {
assert_sized::<A>();
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
assert_sized::<Foo>();
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
assert_sized::<Bar<A>>();
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
assert_sized::<Bar<Bar<A>>>();
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}

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@ -10,5 +10,5 @@
fn main() {
let _x = "test" as &::std::any::Any;
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}

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@ -15,7 +15,7 @@ fn dft_iter<'a, T>(arg1: Chunks<'a,T>, arg2: ChunksMut<'a,T>)
{
for
&mut something
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
in arg2
{
}

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@ -13,5 +13,5 @@
fn main() {
(|| Box::new(*(&[0][..])))();
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}

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@ -12,7 +12,7 @@ pub trait AbstractRenderer {}
fn _create_render(_: &()) ->
AbstractRenderer
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
{
match 0 {
_ => unimplemented!()

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@ -11,7 +11,7 @@
type FuncType<'f> = Fn(&isize) -> isize + 'f;
fn ho_func(f: Option<FuncType>) {
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn main() {}

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@ -15,7 +15,7 @@ trait From<Src> {
}
trait To {
fn to<Dst>( //~ ERROR the size for value values of type
fn to<Dst>( //~ ERROR the size for values of type
self
) -> <Dst as From<Self>>::Result where Dst: From<Self> {
From::from(self)

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@ -14,5 +14,5 @@ struct The;
impl The {
fn iceman(c: Vec<[i32]>) {}
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}

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@ -10,7 +10,7 @@
fn changer<'a>(mut things: Box<Iterator<Item=&'a mut u8>>) {
for item in *things { *item = 0 }
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn main() {}

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@ -10,7 +10,7 @@
struct Table {
rows: [[String]],
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn f(table: &Table) -> &[String] {

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@ -14,7 +14,7 @@ pub struct Struct;
impl Struct {
pub fn function(funs: Vec<Fn() -> ()>) {}
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn main() {}

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@ -11,7 +11,7 @@
fn main() {
static foo: Fn() -> u32 = || -> u32 {
//~^ ERROR mismatched types
//~| ERROR the size for value values of type
//~| ERROR the size for values of type
0
};
}

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@ -10,7 +10,7 @@
#[repr(packed)]
pub struct Bad<T: ?Sized> {
data: T, //~ ERROR the size for value values of type
data: T, //~ ERROR the size for values of type
}
fn main() {}

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@ -13,7 +13,7 @@
trait Foo {
const BAR: i32;
fn foo(self) -> &'static i32 {
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
&<Self>::BAR
}
}

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@ -10,7 +10,7 @@
enum E {
V([Box<E>]),
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn main() {}

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@ -9,6 +9,6 @@
// except according to those terms.
fn _test(ref _p: str) {}
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
fn main() { }

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@ -9,6 +9,6 @@
// except according to those terms.
pub fn example(ref s: str) {}
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
fn main() {}

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@ -12,10 +12,10 @@ use std::ops::Deref;
pub trait Foo {
fn baz(_: Self::Target) where Self: Deref {}
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
pub fn f(_: ToString) {}
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
fn main() { }

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@ -15,8 +15,8 @@ struct Struct {
}
fn new_struct(r: A+'static)
-> Struct { //~^ ERROR the size for value values of type
//~^ ERROR the size for value values of type
-> Struct { //~^ ERROR the size for values of type
//~^ ERROR the size for values of type
Struct { r: r }
}

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@ -22,5 +22,5 @@ pub fn main() {
// Unsized type.
let arr: &[_] = &[1, 2, 3];
let range = *arr..;
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}

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@ -12,8 +12,8 @@ fn bot<T>() -> T { loop {} }
fn mutate(s: &mut str) {
s[1..2] = bot();
//~^ ERROR the size for value values of type
//~| ERROR the size for value values of type
//~^ ERROR the size for values of type
//~| ERROR the size for values of type
s[1usize] = bot();
//~^ ERROR the type `str` cannot be mutably indexed by `usize`
}

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@ -56,6 +56,6 @@ fn foo<'z>() where &'z (): Sized {
//[normal]~| found type `fn() {foo::<'static>}`
<str as Foo<u8>>::bar;
//[verbose]~^ ERROR the size for value values of type
//[normal]~^^ ERROR the size for value values of type
//[verbose]~^ ERROR the size for values of type
//[normal]~^^ ERROR the size for values of type
}

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@ -15,7 +15,7 @@ trait Foo {
// This should emit the less confusing error, not the more confusing one.
fn foo(_x: Foo + Send) {
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn main() { }

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@ -12,7 +12,7 @@
union U {
a: str,
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
b: u8,
}
@ -20,7 +20,7 @@ union U {
union W {
a: u8,
b: str,
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn main() {}

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@ -10,5 +10,5 @@
fn bar<T: Sized>() { }
fn foo<T: ?Sized>() { bar::<T>() }
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
fn main() { }

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@ -15,7 +15,7 @@ fn not_sized<T: ?Sized>() { }
enum Foo<U> { FooSome(U), FooNone }
fn foo1<T>() { not_sized::<Foo<T>>() } // Hunky dory.
fn foo2<T: ?Sized>() { not_sized::<Foo<T>>() }
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
//
// Not OK: `T` is not sized.

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@ -15,7 +15,7 @@
struct S5<Y>(Y);
impl<X: ?Sized> S5<X> {
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn main() { }

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@ -15,14 +15,14 @@ fn not_sized<T: ?Sized>() { }
struct Foo<T> { data: T }
fn foo1<T>() { not_sized::<Foo<T>>() } // Hunky dory.
fn foo2<T: ?Sized>() { not_sized::<Foo<T>>() }
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
//
// Not OK: `T` is not sized.
struct Bar<T: ?Sized> { data: T }
fn bar1<T: ?Sized>() { not_sized::<Bar<T>>() }
fn bar2<T: ?Sized>() { is_sized::<Bar<T>>() }
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
//
// Not OK: `Bar<T>` is not sized, but it should be.

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@ -18,7 +18,7 @@ trait T3<Z: ?Sized> {
struct S5<Y>(Y);
impl<X: ?Sized> T3<X> for S5<X> {
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn main() { }

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@ -16,7 +16,7 @@ trait T2<Z> {
}
struct S4<Y: ?Sized>(Box<Y>);
impl<X: ?Sized> T2<X> for S4<X> {
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn main() { }

View file

@ -15,7 +15,7 @@ use std::marker;
// Unbounded.
fn f1<X: ?Sized>(x: &X) {
f2::<X>(x);
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn f2<X>(x: &X) {
}
@ -26,7 +26,7 @@ trait T {
}
fn f3<X: ?Sized + T>(x: &X) {
f4::<X>(x);
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn f4<X: T>(x: &X) {
}
@ -41,20 +41,20 @@ struct S<X: ?Sized> {
fn f8<X: ?Sized>(x1: &S<X>, x2: &S<X>) {
f5(x1);
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
f6(x2); // ok
}
// Test some tuples.
fn f9<X: ?Sized>(x1: Box<S<X>>) {
f5(&(*x1, 34));
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn f10<X: ?Sized>(x1: Box<S<X>>) {
f5(&(32, *x1));
//~^ ERROR the size for value values of type
//~| ERROR the size for value values of type
//~^ ERROR the size for values of type
//~| ERROR the size for values of type
}
pub fn main() {

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@ -12,32 +12,32 @@
struct S1<X: ?Sized> {
f1: X,
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
f2: isize,
}
struct S2<X: ?Sized> {
f: isize,
g: X,
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
h: isize,
}
struct S3 {
f: str,
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
g: [usize]
}
struct S4 {
f: [u8],
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
g: usize
}
enum E<X: ?Sized> {
V1(X, isize),
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
enum F<X: ?Sized> {
V2{f1: X, f: isize},
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
pub fn main() {

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@ -15,40 +15,40 @@ trait T {}
fn f1<W: ?Sized, X: ?Sized, Y: ?Sized, Z: ?Sized>(x: &X) {
let _: W; // <-- this is OK, no bindings created, no initializer.
let _: (isize, (X, isize));
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
let y: Y;
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
let y: (isize, (Z, usize));
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn f2<X: ?Sized, Y: ?Sized>(x: &X) {
let y: X;
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
let y: (isize, (Y, isize));
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn f3<X: ?Sized>(x1: Box<X>, x2: Box<X>, x3: Box<X>) {
let y: X = *x1;
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
let y = *x2;
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
let (y, z) = (*x3, 4);
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn f4<X: ?Sized + T>(x1: Box<X>, x2: Box<X>, x3: Box<X>) {
let y: X = *x1;
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
let y = *x2;
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
let (y, z) = (*x3, 4);
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn g1<X: ?Sized>(x: X) {}
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
fn g2<X: ?Sized + T>(x: X) {}
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
pub fn main() {
}

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@ -20,7 +20,7 @@ trait T1<Z: T> {
struct S3<Y: ?Sized>(Box<Y>);
impl<X: ?Sized + T> T1<X> for S3<X> {
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn main() { }

View file

@ -11,16 +11,16 @@
use std::fmt::Debug;
const CONST_0: Debug+Sync = *(&0 as &(Debug+Sync));
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
const CONST_FOO: str = *"foo";
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
static STATIC_1: Debug+Sync = *(&1 as &(Debug+Sync));
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
static STATIC_BAR: str = *"bar";
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
fn main() {
println!("{:?} {:?} {:?} {:?}", &CONST_0, &CONST_FOO, &STATIC_1, &STATIC_BAR);

View file

@ -1,4 +1,4 @@
error[E0277]: the size for value values of type `(dyn std::fmt::Debug + std::marker::Sync + 'static)` cannot be known at compilation time
error[E0277]: the size for values of type `(dyn std::fmt::Debug + std::marker::Sync + 'static)` cannot be known at compilation time
--> $DIR/const-unsized.rs:13:29
|
LL | const CONST_0: Debug+Sync = *(&0 as &(Debug+Sync));
@ -8,7 +8,7 @@ LL | const CONST_0: Debug+Sync = *(&0 as &(Debug+Sync));
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: constant expressions must have a statically known size
error[E0277]: the size for value values of type `str` cannot be known at compilation time
error[E0277]: the size for values of type `str` cannot be known at compilation time
--> $DIR/const-unsized.rs:16:24
|
LL | const CONST_FOO: str = *"foo";
@ -18,7 +18,7 @@ LL | const CONST_FOO: str = *"foo";
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: constant expressions must have a statically known size
error[E0277]: the size for value values of type `(dyn std::fmt::Debug + std::marker::Sync + 'static)` cannot be known at compilation time
error[E0277]: the size for values of type `(dyn std::fmt::Debug + std::marker::Sync + 'static)` cannot be known at compilation time
--> $DIR/const-unsized.rs:19:31
|
LL | static STATIC_1: Debug+Sync = *(&1 as &(Debug+Sync));
@ -28,7 +28,7 @@ LL | static STATIC_1: Debug+Sync = *(&1 as &(Debug+Sync));
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: constant expressions must have a statically known size
error[E0277]: the size for value values of type `str` cannot be known at compilation time
error[E0277]: the size for values of type `str` cannot be known at compilation time
--> $DIR/const-unsized.rs:22:26
|
LL | static STATIC_BAR: str = *"bar";

View file

@ -21,7 +21,7 @@ fn some_func<T: Foo>(foo: T) {
}
fn f(p: Path) { }
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
fn main() {
some_func(5i32);

View file

@ -1,4 +1,4 @@
error[E0277]: the size for value values of type `[u8]` cannot be known at compilation time
error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
--> $DIR/E0277.rs:23:6
|
LL | fn f(p: Path) { }

View file

@ -87,7 +87,7 @@ LL | | }
= help: see issue #48214
= help: add #![feature(trivial_bounds)] to the crate attributes to enable
error[E0277]: the size for value values of type `str` cannot be known at compilation time
error[E0277]: the size for values of type `str` cannot be known at compilation time
--> $DIR/feature-gate-trivial_bounds.rs:62:1
|
LL | struct TwoStrs(str, str) where str: Sized; //~ ERROR
@ -98,7 +98,7 @@ LL | struct TwoStrs(str, str) where str: Sized; //~ ERROR
= help: see issue #48214
= help: add #![feature(trivial_bounds)] to the crate attributes to enable
error[E0277]: the size for value values of type `(dyn A + 'static)` cannot be known at compilation time
error[E0277]: the size for values of type `(dyn A + 'static)` cannot be known at compilation time
--> $DIR/feature-gate-trivial_bounds.rs:65:1
|
LL | / fn unsized_local() where Dst<A>: Sized { //~ ERROR
@ -112,7 +112,7 @@ LL | | }
= help: see issue #48214
= help: add #![feature(trivial_bounds)] to the crate attributes to enable
error[E0277]: the size for value values of type `str` cannot be known at compilation time
error[E0277]: the size for values of type `str` cannot be known at compilation time
--> $DIR/feature-gate-trivial_bounds.rs:69:1
|
LL | / fn return_str() -> str where str: Sized { //~ ERROR

View file

@ -15,9 +15,9 @@ use std::ops::Generator;
fn main() {
let s = String::from("foo");
let mut gen = move || {
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
yield s[..];
};
unsafe { gen.resume(); }
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}

View file

@ -1,9 +1,9 @@
error[E0277]: the size for value values of type `str` cannot be known at compilation time
error[E0277]: the size for values of type `str` cannot be known at compilation time
--> $DIR/sized-yield.rs:17:26
|
LL | let mut gen = move || {
| __________________________^
LL | | //~^ ERROR the size for value values of type
LL | | //~^ ERROR the size for values of type
LL | | yield s[..];
LL | | };
| |____^ doesn't have a size known at compile-time
@ -12,7 +12,7 @@ LL | | };
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: the yield type of a generator must have a statically known size
error[E0277]: the size for value values of type `str` cannot be known at compilation time
error[E0277]: the size for values of type `str` cannot be known at compilation time
--> $DIR/sized-yield.rs:21:17
|
LL | unsafe { gen.resume(); }

View file

@ -60,7 +60,7 @@ fn main()
let _ = 42usize as *const [u8]; //~ ERROR is invalid
let _ = v as *const [u8]; //~ ERROR cannot cast
let _ = fat_v as *const Foo; //~ ERROR the size for value values of type
let _ = fat_v as *const Foo; //~ ERROR the size for values of type
let _ = foo as *const str; //~ ERROR is invalid
let _ = foo as *mut str; //~ ERROR is invalid
let _ = main as *mut str; //~ ERROR is invalid
@ -69,7 +69,7 @@ fn main()
let _ = fat_sv as usize; //~ ERROR is invalid
let a : *const str = "hello";
let _ = a as *const Foo; //~ ERROR the size for value values of type
let _ = a as *const Foo; //~ ERROR the size for values of type
// check no error cascade
let _ = main.f as *const u32; //~ ERROR no field

View file

@ -216,20 +216,20 @@ LL | let _ = cf as *const Bar; //~ ERROR is invalid
|
= note: vtable kinds may not match
error[E0277]: the size for value values of type `[u8]` cannot be known at compilation time
error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
--> $DIR/cast-rfc0401.rs:63:13
|
LL | let _ = fat_v as *const Foo; //~ ERROR the size for value values of type
LL | let _ = fat_v as *const Foo; //~ ERROR the size for values of type
| ^^^^^ doesn't have a size known at compile-time
|
= help: the trait `std::marker::Sized` is not implemented for `[u8]`
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: required for the cast to the object type `dyn Foo`
error[E0277]: the size for value values of type `str` cannot be known at compilation time
error[E0277]: the size for values of type `str` cannot be known at compilation time
--> $DIR/cast-rfc0401.rs:72:13
|
LL | let _ = a as *const Foo; //~ ERROR the size for value values of type
LL | let _ = a as *const Foo; //~ ERROR the size for values of type
| ^ doesn't have a size known at compile-time
|
= help: the trait `std::marker::Sized` is not implemented for `str`

View file

@ -12,6 +12,6 @@ trait I {}
type K = I+'static;
fn foo(_x: K) {}
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
fn main() {}

View file

@ -1,4 +1,4 @@
error[E0277]: the size for value values of type `(dyn I + 'static)` cannot be known at compilation time
error[E0277]: the size for values of type `(dyn I + 'static)` cannot be known at compilation time
--> $DIR/issue-5035-2.rs:14:8
|
LL | fn foo(_x: K) {}

View file

@ -15,7 +15,7 @@ fn main() {
let u: &str = if true { s[..2] } else { s };
//~^ ERROR mismatched types
let v = s[..2];
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
let w: &str = s[..2];
//~^ ERROR mismatched types
}

View file

@ -19,7 +19,7 @@ LL | let u: &str = if true { s[..2] } else { s };
= note: expected type `&str`
found type `str`
error[E0277]: the size for value values of type `str` cannot be known at compilation time
error[E0277]: the size for values of type `str` cannot be known at compilation time
--> $DIR/str-array-assignment.rs:17:7
|
LL | let v = s[..2];

View file

@ -15,10 +15,10 @@ struct Misc<T:?Sized>(T);
fn check<T: Iterator, U: ?Sized>() {
// suggest a where-clause, if needed
mem::size_of::<U>();
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
mem::size_of::<Misc<U>>();
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
// ... even if T occurs as a type parameter
@ -36,10 +36,10 @@ fn check<T: Iterator, U: ?Sized>() {
// ... and also not if the error is not related to the type
mem::size_of::<[T]>();
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
mem::size_of::<[&U]>();
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn main() {

View file

@ -1,4 +1,4 @@
error[E0277]: the size for value values of type `U` cannot be known at compilation time
error[E0277]: the size for values of type `U` cannot be known at compilation time
--> $DIR/trait-suggest-where-clause.rs:17:5
|
LL | mem::size_of::<U>();
@ -9,7 +9,7 @@ LL | mem::size_of::<U>();
= help: consider adding a `where U: std::marker::Sized` bound
= note: required by `std::mem::size_of`
error[E0277]: the size for value values of type `U` cannot be known at compilation time
error[E0277]: the size for values of type `U` cannot be known at compilation time
--> $DIR/trait-suggest-where-clause.rs:20:5
|
LL | mem::size_of::<Misc<U>>();
@ -47,7 +47,7 @@ LL | <Misc<_> as From<T>>::from;
|
= note: required by `std::convert::From::from`
error[E0277]: the size for value values of type `[T]` cannot be known at compilation time
error[E0277]: the size for values of type `[T]` cannot be known at compilation time
--> $DIR/trait-suggest-where-clause.rs:38:5
|
LL | mem::size_of::<[T]>();
@ -57,7 +57,7 @@ LL | mem::size_of::<[T]>();
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: required by `std::mem::size_of`
error[E0277]: the size for value values of type `[&U]` cannot be known at compilation time
error[E0277]: the size for values of type `[&U]` cannot be known at compilation time
--> $DIR/trait-suggest-where-clause.rs:41:5
|
LL | mem::size_of::<[&U]>();

View file

@ -1,4 +1,4 @@
error[E0277]: the size for value values of type `str` cannot be known at compilation time
error[E0277]: the size for values of type `str` cannot be known at compilation time
--> $DIR/trivial-bounds-leak.rs:22:25
|
LL | fn cant_return_str() -> str { //~ ERROR

View file

@ -12,18 +12,18 @@
union Foo<T: ?Sized> {
value: T,
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
struct Foo2<T: ?Sized> {
value: T,
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
t: u32,
}
enum Foo3<T: ?Sized> {
Value(T),
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}
fn main() {}

View file

@ -1,4 +1,4 @@
error[E0277]: the size for value values of type `T` cannot be known at compilation time
error[E0277]: the size for values of type `T` cannot be known at compilation time
--> $DIR/union-sized-field.rs:14:5
|
LL | value: T,
@ -9,7 +9,7 @@ LL | value: T,
= help: consider adding a `where T: std::marker::Sized` bound
= note: no field of a union may have a dynamically sized type
error[E0277]: the size for value values of type `T` cannot be known at compilation time
error[E0277]: the size for values of type `T` cannot be known at compilation time
--> $DIR/union-sized-field.rs:19:5
|
LL | value: T,
@ -20,7 +20,7 @@ LL | value: T,
= help: consider adding a `where T: std::marker::Sized` bound
= note: only the last field of a struct may have a dynamically sized type
error[E0277]: the size for value values of type `T` cannot be known at compilation time
error[E0277]: the size for values of type `T` cannot be known at compilation time
--> $DIR/union-sized-field.rs:25:11
|
LL | Value(T),

View file

@ -31,53 +31,53 @@ struct Path4(PathHelper4);
enum E<W: ?Sized, X: ?Sized, Y: ?Sized, Z: ?Sized> {
// parameter
VA(W),
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VB{x: X},
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VC(isize, Y),
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VD{u: isize, x: Z},
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
// slice / str
VE([u8]),
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VF{x: str},
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VG(isize, [f32]),
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VH{u: isize, x: [u32]},
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
// unsized struct
VI(Path1),
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VJ{x: Path2},
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VK(isize, Path3),
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VL{u: isize, x: Path4},
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
// plain trait
VM(Foo),
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VN{x: Bar},
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VO(isize, FooBar),
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VP{u: isize, x: BarFoo},
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
// projected
VQ(<&'static [i8] as Deref>::Target),
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VR{x: <&'static [char] as Deref>::Target},
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VS(isize, <&'static [f64] as Deref>::Target),
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
VT{u: isize, x: <&'static [i32] as Deref>::Target},
//~^ ERROR the size for value values of type
//~^ ERROR the size for values of type
}

View file

@ -1,4 +1,4 @@
error[E0277]: the size for value values of type `W` cannot be known at compilation time
error[E0277]: the size for values of type `W` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:33:8
|
LL | VA(W),
@ -9,7 +9,7 @@ LL | VA(W),
= help: consider adding a `where W: std::marker::Sized` bound
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `X` cannot be known at compilation time
error[E0277]: the size for values of type `X` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:35:8
|
LL | VB{x: X},
@ -20,7 +20,7 @@ LL | VB{x: X},
= help: consider adding a `where X: std::marker::Sized` bound
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `Y` cannot be known at compilation time
error[E0277]: the size for values of type `Y` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:37:15
|
LL | VC(isize, Y),
@ -31,7 +31,7 @@ LL | VC(isize, Y),
= help: consider adding a `where Y: std::marker::Sized` bound
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `Z` cannot be known at compilation time
error[E0277]: the size for values of type `Z` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:39:18
|
LL | VD{u: isize, x: Z},
@ -42,7 +42,7 @@ LL | VD{u: isize, x: Z},
= help: consider adding a `where Z: std::marker::Sized` bound
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `[u8]` cannot be known at compilation time
error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:43:8
|
LL | VE([u8]),
@ -52,7 +52,7 @@ LL | VE([u8]),
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `str` cannot be known at compilation time
error[E0277]: the size for values of type `str` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:45:8
|
LL | VF{x: str},
@ -62,7 +62,7 @@ LL | VF{x: str},
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `[f32]` cannot be known at compilation time
error[E0277]: the size for values of type `[f32]` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:47:15
|
LL | VG(isize, [f32]),
@ -72,7 +72,7 @@ LL | VG(isize, [f32]),
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `[u32]` cannot be known at compilation time
error[E0277]: the size for values of type `[u32]` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:49:18
|
LL | VH{u: isize, x: [u32]},
@ -82,7 +82,7 @@ LL | VH{u: isize, x: [u32]},
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `(dyn Foo + 'static)` cannot be known at compilation time
error[E0277]: the size for values of type `(dyn Foo + 'static)` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:63:8
|
LL | VM(Foo),
@ -92,7 +92,7 @@ LL | VM(Foo),
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `(dyn Bar + 'static)` cannot be known at compilation time
error[E0277]: the size for values of type `(dyn Bar + 'static)` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:65:8
|
LL | VN{x: Bar},
@ -102,7 +102,7 @@ LL | VN{x: Bar},
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `(dyn FooBar + 'static)` cannot be known at compilation time
error[E0277]: the size for values of type `(dyn FooBar + 'static)` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:67:15
|
LL | VO(isize, FooBar),
@ -112,7 +112,7 @@ LL | VO(isize, FooBar),
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `(dyn BarFoo + 'static)` cannot be known at compilation time
error[E0277]: the size for values of type `(dyn BarFoo + 'static)` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:69:18
|
LL | VP{u: isize, x: BarFoo},
@ -122,7 +122,7 @@ LL | VP{u: isize, x: BarFoo},
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `[i8]` cannot be known at compilation time
error[E0277]: the size for values of type `[i8]` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:73:8
|
LL | VQ(<&'static [i8] as Deref>::Target),
@ -132,7 +132,7 @@ LL | VQ(<&'static [i8] as Deref>::Target),
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `[char]` cannot be known at compilation time
error[E0277]: the size for values of type `[char]` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:75:8
|
LL | VR{x: <&'static [char] as Deref>::Target},
@ -142,7 +142,7 @@ LL | VR{x: <&'static [char] as Deref>::Target},
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `[f64]` cannot be known at compilation time
error[E0277]: the size for values of type `[f64]` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:77:15
|
LL | VS(isize, <&'static [f64] as Deref>::Target),
@ -152,7 +152,7 @@ LL | VS(isize, <&'static [f64] as Deref>::Target),
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `[i32]` cannot be known at compilation time
error[E0277]: the size for values of type `[i32]` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:79:18
|
LL | VT{u: isize, x: <&'static [i32] as Deref>::Target},
@ -162,7 +162,7 @@ LL | VT{u: isize, x: <&'static [i32] as Deref>::Target},
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types--sized>
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `(dyn PathHelper1 + 'static)` cannot be known at compilation time
error[E0277]: the size for values of type `(dyn PathHelper1 + 'static)` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:53:8
|
LL | VI(Path1),
@ -173,7 +173,7 @@ LL | VI(Path1),
= note: required because it appears within the type `Path1`
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `(dyn PathHelper2 + 'static)` cannot be known at compilation time
error[E0277]: the size for values of type `(dyn PathHelper2 + 'static)` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:55:8
|
LL | VJ{x: Path2},
@ -184,7 +184,7 @@ LL | VJ{x: Path2},
= note: required because it appears within the type `Path2`
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `(dyn PathHelper3 + 'static)` cannot be known at compilation time
error[E0277]: the size for values of type `(dyn PathHelper3 + 'static)` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:57:15
|
LL | VK(isize, Path3),
@ -195,7 +195,7 @@ LL | VK(isize, Path3),
= note: required because it appears within the type `Path3`
= note: no field of an enum variant may have a dynamically sized type
error[E0277]: the size for value values of type `(dyn PathHelper4 + 'static)` cannot be known at compilation time
error[E0277]: the size for values of type `(dyn PathHelper4 + 'static)` cannot be known at compilation time
--> $DIR/unsized-enum2.rs:59:18
|
LL | VL{u: isize, x: Path4},