From bbe1394c9602ab9a939d9b17199d5f538cac9d0c Mon Sep 17 00:00:00 2001
From: Nico Weber <nicolasweber@gmx.de>
Date: Tue, 22 Jan 2013 17:00:09 +0000
Subject: [PATCH] Fix a bug in VarDecl::getSourceRange() for static member
 arrays with an element type with an implicit initializer expression.

Patch from Will Wilson <will@indefiant.com>!

llvm-svn: 173170
---
 clang/lib/AST/Decl.cpp              | 4 +++-
 clang/test/SemaCXX/sourceranges.cpp | 5 ++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/clang/lib/AST/Decl.cpp b/clang/lib/AST/Decl.cpp
index c053b6d..7a51814 100644
--- a/clang/lib/AST/Decl.cpp
+++ b/clang/lib/AST/Decl.cpp
@@ -1206,7 +1206,9 @@ void VarDecl::setStorageClass(StorageClass SC) {
 SourceRange VarDecl::getSourceRange() const {
   if (const Expr *Init = getInit()) {
     SourceLocation InitEnd = Init->getLocEnd();
-    if (InitEnd.isValid())
+    // If Init is implicit, ignore its source range and fallback on 
+    // DeclaratorDecl::getSourceRange() to handle postfix elements.
+    if (InitEnd.isValid() && InitEnd != getLocation())
       return SourceRange(getOuterLocStart(), InitEnd);
   }
   return DeclaratorDecl::getSourceRange();
diff --git a/clang/test/SemaCXX/sourceranges.cpp b/clang/test/SemaCXX/sourceranges.cpp
index 0537aa2..1f25d5b 100644
--- a/clang/test/SemaCXX/sourceranges.cpp
+++ b/clang/test/SemaCXX/sourceranges.cpp
@@ -7,11 +7,14 @@ class P {
 };
 
 namespace foo {
-class A {};
+class A { public: A() {} };
 enum B {};
 typedef int C;
 }
 
+// CHECK: VarDecl {{0x[0-9a-fA-F]+}} <line:16:1, col:36> ImplicitConstrArray 'foo::A [2]'
+static foo::A ImplicitConstrArray[2];
+
 int main() {
   // CHECK: CXXNewExpr {{0x[0-9a-fA-F]+}} <col:19, col:28> 'foo::A *'
   P<foo::A> p14 = new foo::A;
-- 
2.7.4