diff options
Diffstat (limited to 'lib/CodeGen/CGDebugInfo.cpp')
| -rw-r--r-- | lib/CodeGen/CGDebugInfo.cpp | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/lib/CodeGen/CGDebugInfo.cpp b/lib/CodeGen/CGDebugInfo.cpp index ccf9c50125..cb907d4515 100644 --- a/lib/CodeGen/CGDebugInfo.cpp +++ b/lib/CodeGen/CGDebugInfo.cpp @@ -1735,7 +1735,8 @@ llvm::DIType CGDebugInfo::EmitTypeForVarWithBlocksAttr(const ValueDecl *VD, /// EmitDeclare - Emit local variable declaration debug info. void CGDebugInfo::EmitDeclare(const VarDecl *VD, unsigned Tag, - llvm::Value *Storage, CGBuilderTy &Builder) { + llvm::Value *Storage, CGBuilderTy &Builder, + bool IndirectArgument) { assert(!RegionStack.empty() && "Region stack mismatch, stack empty!"); llvm::DIFile Unit = getOrCreateFile(VD->getLocation()); @@ -1751,6 +1752,12 @@ void CGDebugInfo::EmitDeclare(const VarDecl *VD, unsigned Tag, if (!Ty) return; + // If an aggregate variable has non trivial destructor or non trivial copy + // constructor than it is pass indirectly. Let debug info know about this + // by using reference of the aggregate type as a argument type. + if (IndirectArgument && VD->getType()->isRecordType()) + Ty = DBuilder.CreateReferenceType(Ty); + // Get location information. unsigned Line = getLineNumber(VD->getLocation()); unsigned Column = getColumnNumber(VD->getLocation()); @@ -1911,8 +1918,10 @@ void CGDebugInfo::EmitDeclareOfBlockDeclRefVariable( /// EmitDeclareOfArgVariable - Emit call to llvm.dbg.declare for an argument /// variable declaration. void CGDebugInfo::EmitDeclareOfArgVariable(const VarDecl *VD, llvm::Value *AI, - CGBuilderTy &Builder) { - EmitDeclare(VD, llvm::dwarf::DW_TAG_arg_variable, AI, Builder); + CGBuilderTy &Builder, + bool IndirectArgument) { + EmitDeclare(VD, llvm::dwarf::DW_TAG_arg_variable, AI, Builder, + IndirectArgument); } |