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| author | Adrian Prantl <aprantl@apple.com> | 2014-03-21 21:01:58 +0000 |
|---|---|---|
| committer | Adrian Prantl <aprantl@apple.com> | 2014-03-21 21:01:58 +0000 |
| commit | 631b3bcb22b9a21e0a0c7644c845e35761567138 (patch) | |
| tree | 7e8b01cf665c77990559348a9df2ef369415c5db /lib/CodeGen/CGDebugInfo.cpp | |
| parent | 70dde185c5b35b7a465294e60fd50059f144882b (diff) | |
| download | clang-631b3bcb22b9a21e0a0c7644c845e35761567138.tar.gz clang-631b3bcb22b9a21e0a0c7644c845e35761567138.tar.bz2 clang-631b3bcb22b9a21e0a0c7644c845e35761567138.tar.xz | |
CGDebugInfo: At the end of EmitFunctionStart, Initialize PrevLoc to the
location that the next call emitLocation() would default to. Otherwise
setLocation() may wrongly believe that the current source file didn't
change, when in fact it did.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@204517 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/CGDebugInfo.cpp')
| -rw-r--r-- | lib/CodeGen/CGDebugInfo.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/CodeGen/CGDebugInfo.cpp b/lib/CodeGen/CGDebugInfo.cpp index cfc94430bd..1a3089a14b 100644 --- a/lib/CodeGen/CGDebugInfo.cpp +++ b/lib/CodeGen/CGDebugInfo.cpp @@ -2577,9 +2577,12 @@ void CGDebugInfo::EmitFunctionStart(GlobalDecl GD, QualType FnType, if (HasDecl) DeclCache.insert(std::make_pair(D->getCanonicalDecl(), llvm::WeakVH(SP))); - // Push function on region stack. + // Push the function onto the lexical block stack. llvm::MDNode *SPN = SP; LexicalBlockStack.push_back(SPN); + // Initialize PrevLoc to the location of the function header. + PrevLoc = Loc; + if (HasDecl) RegionMap[D] = llvm::WeakVH(SP); } |