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| author | Shiva Chen <shiva0217@gmail.com> | 2018-07-24 02:23:59 +0000 |
|---|---|---|
| committer | Shiva Chen <shiva0217@gmail.com> | 2018-07-24 02:23:59 +0000 |
| commit | c50fbb9da70255c08cec72e272429bcb3040d272 (patch) | |
| tree | e71fe8b4991ae217e27138d93636d446cd6a8fa5 /clang/test/CodeGen/debug-label.c | |
| parent | d6b2cdf9d4053ade22ad58379df7d12389ba3d1b (diff) | |
| download | bcm5719-llvm-c50fbb9da70255c08cec72e272429bcb3040d272.tar.gz bcm5719-llvm-c50fbb9da70255c08cec72e272429bcb3040d272.zip | |
[DebugInfo] Generate debug information for labels. (Fix PR37395)
Generate DILabel metadata and call llvm.dbg.label after label
statement to associate the metadata with the label.
After fixing PR37395.
Differential Revision: https://reviews.llvm.org/D45045
Patch by Hsiangkai Wang.
llvm-svn: 337800
Diffstat (limited to 'clang/test/CodeGen/debug-label.c')
| -rw-r--r-- | clang/test/CodeGen/debug-label.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/clang/test/CodeGen/debug-label.c b/clang/test/CodeGen/debug-label.c new file mode 100644 index 00000000000..20efa49b0a4 --- /dev/null +++ b/clang/test/CodeGen/debug-label.c @@ -0,0 +1,16 @@ +// This test will test the correstness of generating DILabel and +// llvm.dbg.label for labels. +// +// RUN: %clang_cc1 -emit-llvm %s -o - -emit-llvm -debug-info-kind=limited | FileCheck %s + +int f1(int a, int b) { + int sum; + +top: + // CHECK: call void @llvm.dbg.label(metadata [[LABEL_METADATA:!.*]]), !dbg [[LABEL_LOCATION:!.*]] + sum = a + b; + return sum; +} + +// CHECK: [[LABEL_METADATA]] = !DILabel({{.*}}, name: "top", {{.*}}, line: 9) +// CHECK: [[LABEL_LOCATION]] = !DILocation(line: 9, |
