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Revert r244470 and 244471 while looking into it.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@244472 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Yaron Keren 2015-08-10 18:14:56 +00:00
parent 5e56a4f86e
commit 40c54fb97a
1 changed files with 7 additions and 5 deletions
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12
tools/dsymutil/DwarfLinker.cpp
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@ -2884,13 +2884,15 @@ void DwarfLinker::patchLineTableForUnit(CompileUnit &Unit,
if (StopAddress != -1ULL && !Seq.empty()) { if (StopAddress != -1ULL && !Seq.empty()) {
// Insert end sequence row with the computed end address, but // Insert end sequence row with the computed end address, but
// the same line as the previous one. // the same line as the previous one.
// Do not collapse the next two statements as the push_back operation
// may reallocate the vector and invalidate the iterator Seq.back().
auto NextLine = Seq.back(); auto NextLine = Seq.back();
NextLine.Address = StopAddress;
NextLine.EndSequence = 1;
NextLine.PrologueEnd = 0;
NextLine.BasicBlock = 0;
NextLine.EpilogueBegin = 0;
Seq.push_back(NextLine); Seq.push_back(NextLine);
Seq.back().Address = StopAddress;
Seq.back().EndSequence = 1;
Seq.back().PrologueEnd = 0;
Seq.back().BasicBlock = 0;
Seq.back().EpilogueBegin = 0;
insertLineSequence(Seq, NewRows); insertLineSequence(Seq, NewRows);
} }