Add some hooks that a redesigned AsmStream needs to do its job. These

allow derived classes to examine the stream buffer before it's flushed.

llvm-svn: 75199

1 files changed, 1 insertions, 0 deletions

diff --git a/llvm/lib/Support/raw_ostream.cpp b/llvm/lib/Support/raw_ostream.cpp
index 42e6fda97ba..403300f1bc4 100644
--- a/llvm/lib/Support/raw_ostream.cpp
+++ b/llvm/lib/Support/raw_ostream.cpp
@@ -120,6 +120,7 @@ raw_ostream &raw_ostream::operator<<(const void *P) {
 
 void raw_ostream::flush_nonempty() {
   assert(OutBufCur > OutBufStart && "Invalid call to flush_nonempty.");
+  AboutToFlush();
   write_impl(OutBufStart, OutBufCur - OutBufStart);
   OutBufCur = OutBufStart;    
 }