Move /src/test to /tests
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34
tests/codegen/lifetime_start_end.rs
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34
tests/codegen/lifetime_start_end.rs
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// compile-flags: -O -C no-prepopulate-passes -Zmir-opt-level=0
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#![crate_type = "lib"]
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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 a = 0u8;
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&a; // keep variable in an alloca
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// CHECK: call void @llvm.lifetime.start{{.*}}(i{{[0-9 ]+}}, {{i8\*|ptr}} %a)
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{
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let b = &Some(a);
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&b; // keep variable in an alloca
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// CHECK: call void @llvm.lifetime.start{{.*}}(i{{[0-9 ]+}}, {{.*}})
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// CHECK: call void @llvm.lifetime.start{{.*}}(i{{[0-9 ]+}}, {{.*}})
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// CHECK: call void @llvm.lifetime.end{{.*}}(i{{[0-9 ]+}}, {{.*}})
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// CHECK: call void @llvm.lifetime.end{{.*}}(i{{[0-9 ]+}}, {{.*}})
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}
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let c = 1u8;
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&c; // keep variable in an alloca
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// CHECK: call void @llvm.lifetime.start{{.*}}(i{{[0-9 ]+}}, {{i8\*|ptr}} %c)
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// CHECK: call void @llvm.lifetime.end{{.*}}(i{{[0-9 ]+}}, {{i8\*|ptr}} %c)
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// CHECK: call void @llvm.lifetime.end{{.*}}(i{{[0-9 ]+}}, {{i8\*|ptr}} %a)
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}
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