diff options
| author | Manman Ren <mren@apple.com> | 2013-02-06 00:59:41 +0000 |
|---|---|---|
| committer | Manman Ren <mren@apple.com> | 2013-02-06 00:59:41 +0000 |
| commit | 9c5861fdbd5e30df55cb7cd9a0edda8d92494100 (patch) | |
| tree | 6d2a82a2e469056c4350a55c1081575c597bb99a /lib/CodeGen/AsmPrinter/DwarfDebug.cpp | |
| parent | ba42625074aa7f4f1324a5d6666bd0e302b57f2b (diff) | |
Attempt to recover gdb bot after r174445.
Failure: undefined symbol 'Lline_table_start0'.
Root-cause: we use a symbol subtraction to calculate at_stmt_list, but
the line table entries are not dumped in the assembly.
Fix: use zero instead of a symbol subtraction for Compile Unit 0.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174479 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/AsmPrinter/DwarfDebug.cpp')
| -rw-r--r-- | lib/CodeGen/AsmPrinter/DwarfDebug.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp index dcaab316b5..340949007f 100644 --- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp +++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp @@ -674,6 +674,8 @@ CompileUnit *DwarfDebug::constructCompileUnit(const MDNode *N) { if (Asm->MAI->doesDwarfUseRelocationsAcrossSections()) NewCU->addLabel(Die, dwarf::DW_AT_stmt_list, dwarf::DW_FORM_data4, LineTableStartSym); + else if (NewCU->getUniqueID() == 0) + NewCU->addUInt(Die, dwarf::DW_AT_stmt_list, dwarf::DW_FORM_data4, 0); else NewCU->addDelta(Die, dwarf::DW_AT_stmt_list, dwarf::DW_FORM_data4, LineTableStartSym, Asm->GetTempSymbol("section_line")); |