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-rw-r--r--lib/Support/raw_ostream.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Support/raw_ostream.cpp b/lib/Support/raw_ostream.cpp
index 3cec18b442..7e34e06c8d 100644
--- a/lib/Support/raw_ostream.cpp
+++ b/lib/Support/raw_ostream.cpp
@@ -45,6 +45,11 @@
using namespace llvm;
raw_ostream::~raw_ostream() {
+ // raw_ostream's subclasses should take care to flush the buffer
+ // in their destructors.
+ assert(OutBufCur == OutBufStart &&
+ "raw_ostream destructor called with non-empty buffer!");
+
delete [] OutBufStart;
// If there are any pending errors, report them now. Clients wishing