A couple minor fixes to make debug info usable for arbitrary code: don't

emit incomplete types, because they crash llc, and always use the 
logical location as the current location so we don't crash doing invalid 
queries on CurLoc.

llvm-svn: 51675

2 files changed, 8 insertions, 1 deletions

diff --git a/clang/lib/CodeGen/CGDebugInfo.cpp b/clang/lib/CodeGen/CGDebugInfo.cpp
index e7033969798..1827fc980c3 100644
--- a/clang/lib/CodeGen/CGDebugInfo.cpp
+++ b/clang/lib/CodeGen/CGDebugInfo.cpp
@@ -77,6 +77,11 @@ CGDebugInfo::~CGDebugInfo()
   delete SubprogramAnchor;
 }
 
+void CGDebugInfo::setLocation(SourceLocation loc)
+{
+  SourceManager &SM = M->getContext().getSourceManager();
+  CurLoc = SM.getLogicalLoc(loc);
+}
 
 /// getCastValueFor - Return a llvm representation for a given debug information
 /// descriptor cast to an empty struct pointer.
@@ -339,6 +344,8 @@ CGDebugInfo::getOrCreateFunctionType(QualType type, llvm::CompileUnitDesc *Unit)
 llvm::TypeDesc *
 CGDebugInfo::getOrCreateType(QualType type, llvm::CompileUnitDesc *Unit)
 {
+  // TODO: Re-enable once we can generate all types
+  return 0;
   if (type.isNull())
     return NULL;
 
diff --git a/clang/lib/CodeGen/CGDebugInfo.h b/clang/lib/CodeGen/CGDebugInfo.h
index 9ac77a4b0d9..4e6626fc4d9 100644
--- a/clang/lib/CodeGen/CGDebugInfo.h
+++ b/clang/lib/CodeGen/CGDebugInfo.h
@@ -80,7 +80,7 @@ public:
   CGDebugInfo(CodeGenModule *m);
   ~CGDebugInfo();
 
-  void setLocation(SourceLocation loc) { CurLoc = loc; }
+  void setLocation(SourceLocation loc);
 
   /// EmitStopPoint - Emit a call to llvm.dbg.stoppoint to indicate a change of
   /// source line.