raw_ostream: unbuffered streams weren't being immediately flushed on

single character writes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66827 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 0 deletions

diff --git a/include/llvm/Support/raw_ostream.h b/include/llvm/Support/raw_ostream.h
index 852f7db4a1..1eb92ed0ff 100644
--- a/include/llvm/Support/raw_ostream.h
+++ b/include/llvm/Support/raw_ostream.h
@@ -84,6 +84,8 @@ public:
     if (OutBufCur >= OutBufEnd)
       flush_impl();
     *OutBufCur++ = C;
+    if (Unbuffered)
+      flush_impl();
     return *this;
   }
 
@@ -91,6 +93,8 @@ public:
     if (OutBufCur >= OutBufEnd)
       flush_impl();
     *OutBufCur++ = C;
+    if (Unbuffered)
+      flush_impl();
     return *this;
   }
 
@@ -98,6 +102,8 @@ public:
     if (OutBufCur >= OutBufEnd)
       flush_impl();
     *OutBufCur++ = C;
+    if (Unbuffered)
+      flush_impl();
     return *this;
   }