From 91bbb5547dd9c50cc120e093de66a4e316e899af Mon Sep 17 00:00:00 2001
From: Devang Patel <dpatel@apple.com>
Date: Thu, 30 Sep 2010 19:05:55 +0000
Subject: Introduce -flimit-debug-info. In this experimental mode try avoiding
 debug info emission for classes as much as possible. The goal is to reduce
 size of produced debuginfo without reducing quality of debug info in general.
 This is a work in progress.

llvm-svn: 115188
---
 clang/lib/CodeGen/CGExprCXX.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'clang/lib/CodeGen/CGExprCXX.cpp')

diff --git a/clang/lib/CodeGen/CGExprCXX.cpp b/clang/lib/CodeGen/CGExprCXX.cpp
index 68f40583892..bc4059593f5 100644
--- a/clang/lib/CodeGen/CGExprCXX.cpp
+++ b/clang/lib/CodeGen/CGExprCXX.cpp
@@ -11,9 +11,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "clang/Frontend/CodeGenOptions.h"
 #include "CodeGenFunction.h"
 #include "CGCXXABI.h"
 #include "CGObjCRuntime.h"
+#include "CGDebugInfo.h"
 #include "llvm/Intrinsics.h"
 using namespace clang;
 using namespace CodeGen;
@@ -87,6 +89,15 @@ RValue CodeGenFunction::EmitCXXMemberCallExpr(const CXXMemberCallExpr *CE,
   const MemberExpr *ME = cast<MemberExpr>(CE->getCallee()->IgnoreParens());
   const CXXMethodDecl *MD = cast<CXXMethodDecl>(ME->getMemberDecl());
 
+  CGDebugInfo *DI = getDebugInfo();
+  if (DI && CGM.getCodeGenOpts().LimitDebugInfo) {
+    QualType PQTy = ME->getBase()->IgnoreParenImpCasts()->getType();
+    if (const PointerType * PTy = dyn_cast<PointerType>(PQTy)) {
+      DI->getOrCreateRecordType(PTy->getPointeeType(), 
+                                MD->getParent()->getLocation());
+    }
+  }
+
   if (MD->isStatic()) {
     // The method is static, emit it as we would a regular call.
     llvm::Value *Callee = CGM.GetAddrOfFunction(MD);
-- 
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