Remove and forbid raw_svector_ostream::flush() calls.

After r244870 flush() will only compare two null pointers and return,
doing nothing but wasting run time. The call is not required any more
as the stream and its SmallString are always in sync.

Thanks to David Blaikie for reviewing.

llvm-svn: 244928

1 files changed, 0 insertions, 2 deletions

diff --git a/clang/lib/CodeGen/CodeGenTBAA.cpp b/clang/lib/CodeGen/CodeGenTBAA.cpp
index 53ba02a..c3c925c 100644
--- a/clang/lib/CodeGen/CodeGenTBAA.cpp
+++ b/clang/lib/CodeGen/CodeGenTBAA.cpp
@@ -155,7 +155,6 @@ CodeGenTBAA::getTBAAInfo(QualType QTy) {
     SmallString<256> OutName;
     llvm::raw_svector_ostream Out(OutName);
     MContext.mangleTypeName(QualType(ETy, 0), Out);
-    Out.flush();
     return MetadataCache[Ty] = createTBAAScalarType(OutName, getChar());
   }
 
@@ -271,7 +270,6 @@ CodeGenTBAA::getTBAAStructTypeInfo(QualType QTy) {
       // Don't use the mangler for C code.
       llvm::raw_svector_ostream Out(OutName);
       MContext.mangleTypeName(QualType(Ty, 0), Out);
-      Out.flush();
     } else {
       OutName = RD->getName();
     }