"there is not any instruction with attached debug info in this module" does not mean "there is no debug info in this module". :)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83984 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/DebugInfo.cpp b/lib/Analysis/DebugInfo.cpp
index 81d0ddb..7bb7e9b 100644
--- a/lib/Analysis/DebugInfo.cpp
+++ b/lib/Analysis/DebugInfo.cpp
@@ -969,8 +969,6 @@
#ifdef ATTACH_DEBUG_INFO_TO_AN_INSN
MetadataContext &TheMetadata = M.getContext().getMetadata();
unsigned MDDbgKind = TheMetadata.getMDKind("dbg");
- if (!MDDbgKind)
- return;
#endif
for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
for (Function::iterator FI = (*I).begin(), FE = (*I).end(); FI != FE; ++FI)
@@ -987,15 +985,17 @@
else if (DbgDeclareInst *DDI = dyn_cast<DbgDeclareInst>(BI))
processDeclare(DDI);
#ifdef ATTACH_DEBUG_INFO_TO_AN_INSN
- else if (MDNode *L = TheMetadata.getMD(MDDbgKind, BI)) {
- DILocation Loc(L);
- DIScope S(Loc.getScope().getNode());
- if (S.isCompileUnit())
- addCompileUnit(DICompileUnit(S.getNode()));
- else if (S.isSubprogram())
- processSubprogram(DISubprogram(S.getNode()));
- else if (S.isLexicalBlock())
- processLexicalBlock(DILexicalBlock(S.getNode()));
+ else if (MDDbgKind) {
+ if (MDNode *L = TheMetadata.getMD(MDDbgKind, BI)) {
+ DILocation Loc(L);
+ DIScope S(Loc.getScope().getNode());
+ if (S.isCompileUnit())
+ addCompileUnit(DICompileUnit(S.getNode()));
+ else if (S.isSubprogram())
+ processSubprogram(DISubprogram(S.getNode()));
+ else if (S.isLexicalBlock())
+ processLexicalBlock(DILexicalBlock(S.getNode()));
+ }
}
#endif
}