From bca07a4524feb4edec581062d631a13116320a24 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sun, 20 Feb 2011 13:06:31 +0000
Subject: Vendor import of clang trunk r126079:
 http://llvm.org/svn/llvm-project/cfe/trunk@126079

---
 lib/Basic/SourceLocation.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'lib/Basic/SourceLocation.cpp')

diff --git a/lib/Basic/SourceLocation.cpp b/lib/Basic/SourceLocation.cpp
index 7412b955606a..5062d43f58f2 100644
--- a/lib/Basic/SourceLocation.cpp
+++ b/lib/Basic/SourceLocation.cpp
@@ -43,6 +43,11 @@ void SourceLocation::print(llvm::raw_ostream &OS, const SourceManager &SM)const{
 
   if (isFileID()) {
     PresumedLoc PLoc = SM.getPresumedLoc(*this);
+    
+    if (PLoc.isInvalid()) {
+      OS << "<invalid>";
+      return;
+    }
     // The instantiation and spelling pos is identical for file locs.
     OS << PLoc.getFilename() << ':' << PLoc.getLine()
        << ':' << PLoc.getColumn();
@@ -105,6 +110,11 @@ bool FullSourceLoc::isInSystemHeader() const {
   return SrcMgr->isInSystemHeader(*this);
 }
 
+bool FullSourceLoc::isBeforeInTranslationUnitThan(SourceLocation Loc) const {
+  assert(isValid());
+  return SrcMgr->isBeforeInTranslationUnit(*this, Loc);
+}
+
 const char *FullSourceLoc::getCharacterData(bool *Invalid) const {
   assert(isValid());
   return SrcMgr->getCharacterData(*this, Invalid);
-- 
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