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| author | Shiva Chen <shiva0217@gmail.com> | 2018-05-09 02:41:56 +0000 |
|---|---|---|
| committer | Shiva Chen <shiva0217@gmail.com> | 2018-05-09 02:41:56 +0000 |
| commit | 667fbe2cb012f7b231b07379a2c9fc2358c393f0 (patch) | |
| tree | 81f217c5abbe84713851057538d27b63ed3763de /clang/test/CodeGen/debug-label.c | |
| parent | cd070cdc94ef5f2da3d3a9724c4fcde778fcd163 (diff) | |
| download | bcm5719-llvm-667fbe2cb012f7b231b07379a2c9fc2358c393f0.tar.gz bcm5719-llvm-667fbe2cb012f7b231b07379a2c9fc2358c393f0.zip | |
[DebugInfo] Generate debug information for labels.
Generate DILabel metadata and call llvm.dbg.label after label
statement to associate the metadata with the label.
Differential Revision: https://reviews.llvm.org/D45045
Patch by Hsiangkai Wang.
llvm-svn: 331843
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, |
