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| author | Devang Patel <dpatel@apple.com> | 2010-01-20 02:05:23 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2010-01-20 02:05:23 +0000 |
| commit | 7771b7c6214ebd1ccce7057a986b38ea81ffaa0e (patch) | |
| tree | 80fe69606a4a92eb6470295df693a58d085bf7f0 /llvm/test | |
| parent | 281d6d77450a06d68951fed92c5bcb1f83b4c4bc (diff) | |
| download | bcm5719-llvm-7771b7c6214ebd1ccce7057a986b38ea81ffaa0e.tar.gz bcm5719-llvm-7771b7c6214ebd1ccce7057a986b38ea81ffaa0e.zip | |
If a instruction belongs to another function (and not current function) as per debug info attached with the instruction then ignore the dangling lexical scope of this instruction. Such scopes are unreachable.
llvm-svn: 93967
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/DebugInfo/2010-01-19-DbgScope.ll | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/llvm/test/DebugInfo/2010-01-19-DbgScope.ll b/llvm/test/DebugInfo/2010-01-19-DbgScope.ll new file mode 100644 index 00000000000..7afb5a500fb --- /dev/null +++ b/llvm/test/DebugInfo/2010-01-19-DbgScope.ll @@ -0,0 +1,28 @@ +; RUN: llc -O0 < %s -o /dev/null +; Ignore unreachable scopes. +declare void @foo(i32) noreturn + +define i32 @bar() nounwind ssp { +entry: + br i1 undef, label %bb, label %bb11, !dbg !0 + +bb: ; preds = %entry + call void @foo(i32 0) noreturn nounwind, !dbg !7 + unreachable, !dbg !7 + +bb11: ; preds = %entry + ret i32 1, !dbg !11 +} + +!0 = metadata !{i32 8647, i32 0, metadata !1, null} +!1 = metadata !{i32 458763, metadata !2} ; [ DW_TAG_lexical_block ] +!2 = metadata !{i32 458798, i32 0, metadata !3, metadata !"bar", metadata !"bar", metadata !"bar", metadata !3, i32 8639, metadata !4, i1 true, i1 true, i32 0, i32 0, null} ; [ DW_TAG_subprogram ] +!3 = metadata !{i32 458769, i32 0, i32 1, metadata !"c-parser.c", metadata !"llvmgcc", metadata !"LLVM build 00", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ] +!4 = metadata !{i32 458773, metadata !3, metadata !"", metadata !3, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !5, i32 0} ; [ DW_TAG_subroutine_type ] +!5 = metadata !{metadata !6} +!6 = metadata !{i32 458788, metadata !3, metadata !"char", metadata !3, i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ] +!7 = metadata !{i32 8648, i32 0, metadata !8, null} +!8 = metadata !{i32 458763, metadata !9} ; [ DW_TAG_lexical_block ] +!9 = metadata !{i32 458763, metadata !10} ; [ DW_TAG_lexical_block ] +!10 = metadata !{i32 458798, i32 0, metadata !3, metadata !"bar2", metadata !"bar2", metadata !"bar2", metadata !3, i32 8639, metadata !4, i1 true, i1 true, i32 0, i32 0, null} ; [ DW_TAG_subprogram ] +!11 = metadata !{i32 8652, i32 0, metadata !1, null} |
