retain/release checker: Enhance leak description to say that the bug
occurs in GC mode.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@70638 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/CFRefCount.cpp b/lib/Analysis/CFRefCount.cpp
index 7ea462a..b4f8782 100644
--- a/lib/Analysis/CFRefCount.cpp
+++ b/lib/Analysis/CFRefCount.cpp
@@ -2519,7 +2519,11 @@
   llvm::raw_string_ostream os(Description);
   SourceManager& SMgr = Eng.getContext().getSourceManager();
   unsigned AllocLine = SMgr.getInstantiationLineNumber(AllocSite);
-  os << "Potential leak of object allocated on line " << AllocLine;
+  os << "Potential leak ";
+  if (tf.isGCEnabled()) {
+    os << "(when using garbage collection) ";
+  }  
+  os << "of an object allocated on line " << AllocLine;
   
   // FIXME: AllocBinding doesn't get populated for RegionStore yet.
   if (AllocBinding)