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Dwarf: do not use line_table_start in at_stmt_list since we do not always emit

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line table entries in assembly.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174785 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Manman Ren
2013-02-09 00:41:44 +00:00
parent ec7b25d753
commit f2d89ff5c8
2 changed files with 5 additions and 2 deletions
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5
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
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@ -670,9 +670,12 @@ CompileUnit *DwarfDebug::constructCompileUnit(const MDNode *N) {
// DW_AT_stmt_list is a offset of line number information for this
// compile unit in debug_line section.
// The line table entries are not always emitted in assembly, so it
// is not okay to use line_table_start here.
if (Asm->MAI->doesDwarfUseRelocationsAcrossSections())
NewCU->addLabel(Die, dwarf::DW_AT_stmt_list, dwarf::DW_FORM_data4,
LineTableStartSym);
NewCU->getUniqueID() == 0 ?
Asm->GetTempSymbol("section_line") : LineTableStartSym);
else if (NewCU->getUniqueID() == 0)
NewCU->addUInt(Die, dwarf::DW_AT_stmt_list, dwarf::DW_FORM_data4, 0);
else