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We have logic in there to emit a default debugging label at the beginning of a

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function. Emitting another label after the prologue messes up the debugging. We
are doing that because the first DebugLoc object it sees is different from the
previous, which was nothing. Check for this situation, and don't emit one if
it's the first.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@65180 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2009-02-20 22:19:20 +00:00
parent d33cec18a9
commit 1bcf0f5e45
1 changed files with 3 additions and 4 deletions
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7
utils/TableGen/AsmWriterEmitter.cpp
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@ -647,11 +647,10 @@ void AsmWriterEmitter::run(std::ostream &O) {
<< " if (!CurDL.isUnknown()) {\n"
<< " static DebugLocTuple PrevDLT(~0U, ~0U, ~0U);\n"
<< " DebugLocTuple CurDLT = MF->getDebugLocTuple(CurDL);\n\n"
<< " if (PrevDLT != CurDLT) {\n"
<< " if (PrevDLT.Src != ~0U && PrevDLT != CurDLT)\n"
<< " printLabel(DW->RecordSourceLine(CurDLT.Line, CurDLT.Col,\n"
<< " CurDLT.Src));\n"
<< " PrevDLT = CurDLT;\n"
<< " }\n"
<< " CurDLT.Src));\n\n"
<< " PrevDLT = CurDLT;\n"
<< " }\n"
<< " }\n\n";