40 lines
1.1 KiB
Rust
40 lines
1.1 KiB
Rust
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// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// compile-flags: -O -C no-prepopulate-passes
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#![crate_type="lib"]
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struct S;
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impl Drop for S {
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fn drop(&mut self) {
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}
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}
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fn might_unwind() {
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}
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// CHECK-LABEL: @test
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#[no_mangle]
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pub fn test() {
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let _s = S;
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// Check that the personality slot alloca gets a lifetime start in each cleanup block, not just
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// in the first one.
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// CHECK-LABEL: cleanup:
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// CHECK: bitcast{{.*}}personalityslot
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// CHECK-NEXT: call void @llvm.lifetime.start
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// CHECK-LABEL: cleanup1:
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// CHECK: bitcast{{.*}}personalityslot
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// CHECK-NEXT: call void @llvm.lifetime.start
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might_unwind();
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might_unwind();
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}
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