17 lines
542 B
Rust
17 lines
542 B
Rust
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// Test that `wrapping_div` only checks divisor once.
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// This test checks that there is only a single compare agains -1 and -1 is not present as a
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// switch case (the second check present until rustc 1.12).
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// This test also verifies that a single panic call is generated (for the division by zero case).
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// compile-flags: -O
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#![crate_type = "lib"]
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// CHECK-LABEL: @f
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#[no_mangle]
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pub fn f(x: i32, y: i32) -> i32 {
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// CHECK-COUNT-1: icmp eq i32 %y, -1
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// CHECK-COUNT-1: panic
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// CHECK-NOT: i32 -1, label
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x.wrapping_div(y)
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}
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