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| author | Devang Patel <dpatel@apple.com> | 2010-05-24 18:26:49 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2010-05-24 18:26:49 +0000 |
| commit | 51b37e0bd81341076765bb49a315b590fc7141a3 (patch) | |
| tree | e1404053938daba6b5c6c576243ddfa3b04574d1 /llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp | |
| parent | 755d45be4329f99407b49b9dc122cbe5374876c1 (diff) | |
| download | bcm5719-llvm-51b37e0bd81341076765bb49a315b590fc7141a3.tar.gz bcm5719-llvm-51b37e0bd81341076765bb49a315b590fc7141a3.zip | |
Do not emit line number entries for unknown debug values.
This fixes recent regression in store.exp from gdb testsuite.
llvm-svn: 104524
Diffstat (limited to 'llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp index 9af5256af0b..145bf718f9b 100644 --- a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp +++ b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp @@ -2195,6 +2195,9 @@ void DwarfDebug::beginScope(const MachineInstr *MI) { if (!DV.Verify()) return; if (DV.getTag() != dwarf::DW_TAG_arg_variable) LocalVar = true; + // Ignore Undef values. + if (MI->getOperand(0).isReg() && !MI->getOperand(0).getReg()) + LocalVar = false; } MCSymbol *Label = NULL; |
