From 20937be183edb5f7af418dc6614b27423c071106 Mon Sep 17 00:00:00 2001
From: David Blaikie <dblaikie@gmail.com>
Date: Mon, 9 Feb 2015 18:55:57 +0000
Subject: DebugInfo: Suppress the location of instructions in complex default
 arguments.

llvm-svn: 228589
---
 clang/lib/CodeGen/CGExprComplex.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'clang/lib/CodeGen')

diff --git a/clang/lib/CodeGen/CGExprComplex.cpp b/clang/lib/CodeGen/CGExprComplex.cpp
index b6adbf64f82..b4c652c3d8b 100644
--- a/clang/lib/CodeGen/CGExprComplex.cpp
+++ b/clang/lib/CodeGen/CGExprComplex.cpp
@@ -1033,8 +1033,14 @@ ComplexPairTy CodeGenFunction::EmitComplexExpr(const Expr *E, bool IgnoreReal,
   assert(E && getComplexType(E->getType()) &&
          "Invalid complex expression to emit");
 
-  return ComplexExprEmitter(*this, IgnoreReal, IgnoreImag)
-    .Visit(const_cast<Expr*>(E));
+  bool hasDebugInfo = getDebugInfo();
+  if (isa<CXXDefaultArgExpr>(E))
+    disableDebugInfo();
+  auto R = ComplexExprEmitter(*this, IgnoreReal, IgnoreImag)
+                .Visit(const_cast<Expr *>(E));
+  if (isa<CXXDefaultArgExpr>(E) && hasDebugInfo)
+    enableDebugInfo();
+  return R;
 }
 
 void CodeGenFunction::EmitComplexExprIntoLValue(const Expr *E, LValue dest,
-- 
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