From addb797ca2b5afc1a1e82fd8d5d6eb2a592e75a9 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Mon, 26 Jan 2009 20:04:19 +0000
Subject: make getInstantiationLoc and getSpellingLoc handle multiply
 instantiated locations, and move the slow case out of line.  No perf change
 on cocoa.h

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@63033 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Basic/SourceManager.cpp | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

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

diff --git a/lib/Basic/SourceManager.cpp b/lib/Basic/SourceManager.cpp
index 031bf4dcbc..f9f51afef8 100644
--- a/lib/Basic/SourceManager.cpp
+++ b/lib/Basic/SourceManager.cpp
@@ -328,6 +328,27 @@ FileID SourceManager::getFileIDSlow(unsigned SLocOffset) const {
   }
 }
 
+SourceLocation SourceManager::
+getInstantiationLocSlowCase(SourceLocation Loc) const {
+  do {
+    std::pair<FileID, unsigned> LocInfo = getDecomposedLoc(Loc);
+    Loc =getSLocEntry(LocInfo.first).getInstantiation().getInstantiationLoc();
+    Loc = Loc.getFileLocWithOffset(LocInfo.second);
+  } while (!Loc.isFileID());
+
+  return Loc;
+}
+
+SourceLocation SourceManager::getSpellingLocSlowCase(SourceLocation Loc) const {
+  do {
+    std::pair<FileID, unsigned> LocInfo = getDecomposedLoc(Loc);
+    Loc = getSLocEntry(LocInfo.first).getInstantiation().getSpellingLoc();
+    Loc = Loc.getFileLocWithOffset(LocInfo.second);
+  } while (!Loc.isFileID());
+  return Loc;
+}
+
+
 std::pair<FileID, unsigned>
 SourceManager::getDecomposedInstantiationLocSlowCase(const SrcMgr::SLocEntry *E,
                                                      unsigned Offset) const {
-- 
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