diff options
| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 02:49:42 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 02:49:42 +0000 |
| commit | 837b550238aa671a591ccf282dddeab29cadb206 (patch) | |
| tree | 914b6b8862bace72bd3245ca184d374b08d8a672 /tests/codegen/debuginfo-constant-locals.rs | |
| parent | Adding debian version 1.70.0+dfsg2-1. (diff) | |
| download | rustc-837b550238aa671a591ccf282dddeab29cadb206.tar.xz rustc-837b550238aa671a591ccf282dddeab29cadb206.zip | |
Merging upstream version 1.71.1+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/codegen/debuginfo-constant-locals.rs')
| -rw-r--r-- | tests/codegen/debuginfo-constant-locals.rs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tests/codegen/debuginfo-constant-locals.rs b/tests/codegen/debuginfo-constant-locals.rs new file mode 100644 index 000000000..95a1b8c9d --- /dev/null +++ b/tests/codegen/debuginfo-constant-locals.rs @@ -0,0 +1,28 @@ +// compile-flags: -g -O + +// Check that simple constant values are preserved in debuginfo across both MIR opts and LLVM opts + +#![crate_type = "lib"] + +#[no_mangle] +pub fn check_it() { + let a = 1; + let b = 42; + + foo(a + b); +} + +#[inline(never)] +fn foo(x: i32) { + std::process::exit(x); +} + +// CHECK-LABEL: @check_it +// CHECK: call void @llvm.dbg.value(metadata i32 1, metadata ![[a_metadata:[0-9]+]], metadata !DIExpression()) +// CHECK: call void @llvm.dbg.value(metadata i32 42, metadata ![[b_metadata:[0-9]+]], metadata !DIExpression()) + +// CHECK: ![[a_metadata]] = !DILocalVariable(name: "a" +// CHECK-SAME: line: 9 + +// CHECK: ![[b_metadata]] = !DILocalVariable(name: "b" +// CHECK-SAME: line: 10 |