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20 lines
422 B
Rust
20 lines
422 B
Rust
// This test checks that `VecDeque::front[_mut]()` and `VecDeque::back[_mut]()` can't panic.
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//@ compile-flags: -O
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//@ ignore-debug: plain old debug assertions
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#![crate_type = "lib"]
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use std::collections::VecDeque;
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// CHECK-LABEL: @dont_panic
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#[no_mangle]
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pub fn dont_panic(v: &mut VecDeque<usize>) {
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// CHECK-NOT: expect
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// CHECK-NOT: panic
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v.front();
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v.front_mut();
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v.back();
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v.back_mut();
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}
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