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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99715 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Support/raw_ostream.h

@@ -89,6 +89,7 @@ public:
 
   /// has_error - Return the value of the flag in this raw_ostream indicating
   /// whether an output error has been encountered.
+  /// This doesn't implicitly flush any pending output.
   bool has_error() const {
     return Error;
   }