From a4b7ed7a42c716ab9f05e351f003d589124fd55d Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:18:58 +0200 Subject: Adding upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/codegen/noalias-flag.rs | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 tests/codegen/noalias-flag.rs (limited to 'tests/codegen/noalias-flag.rs') diff --git a/tests/codegen/noalias-flag.rs b/tests/codegen/noalias-flag.rs new file mode 100644 index 000000000..a9ec61e28 --- /dev/null +++ b/tests/codegen/noalias-flag.rs @@ -0,0 +1,23 @@ +// compile-flags: -O -Zmutable-noalias=no + +#![crate_type = "lib"] + +// `-Zmutable-noalias=no` should disable noalias on mut refs... + +// CHECK-LABEL: @test_mut_ref( +// CHECK-NOT: noalias +// CHECK-SAME: %x +#[no_mangle] +pub fn test_mut_ref(x: &mut i32) -> &mut i32 { + x +} + +// ...but not on shared refs + +// CHECK-LABEL: @test_ref( +// CHECK-SAME: noalias +// CHECK-SAME: %x +#[no_mangle] +pub fn test_ref(x: &i32) -> &i32 { + x +} -- cgit v1.2.3