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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/codegen/issue-44056-macos-tls-align.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/codegen/issue-44056-macos-tls-align.rs')
-rw-r--r-- | src/test/codegen/issue-44056-macos-tls-align.rs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/test/codegen/issue-44056-macos-tls-align.rs b/src/test/codegen/issue-44056-macos-tls-align.rs new file mode 100644 index 000000000..1a3923f1b --- /dev/null +++ b/src/test/codegen/issue-44056-macos-tls-align.rs @@ -0,0 +1,28 @@ +// +// only-macos +// no-system-llvm +// compile-flags: -O + +#![crate_type = "rlib"] +#![feature(thread_local)] + +// local_unnamed_addr does not appear when std is built with debug assertions. +// CHECK: @STATIC_VAR_1 = thread_local {{(local_unnamed_addr )?}}global <{ [32 x i8] }> zeroinitializer, section "__DATA,__thread_bss", align 4 +#[no_mangle] +#[thread_local] +static mut STATIC_VAR_1: [u32; 8] = [0; 8]; + +// CHECK: @STATIC_VAR_2 = thread_local {{(local_unnamed_addr )?}}global <{ [32 x i8] }> <{{[^>]*}}>, section "__DATA,__thread_data", align 4 +#[no_mangle] +#[thread_local] +static mut STATIC_VAR_2: [u32; 8] = [4; 8]; + +#[no_mangle] +pub unsafe fn f(x: &mut [u32; 8]) { + std::mem::swap(x, &mut STATIC_VAR_1) +} + +#[no_mangle] +pub unsafe fn g(x: &mut [u32; 8]) { + std::mem::swap(x, &mut STATIC_VAR_2) +} |