1 files changed, 3 insertions, 1 deletions
diff --git a/third_party/tcmalloc/tcmalloc_linux.cc b/third_party/tcmalloc/tcmalloc_linux.cc
index 104520e..5b8e54a 100644
--- a/third_party/tcmalloc/tcmalloc_linux.cc
+++ b/third_party/tcmalloc/tcmalloc_linux.cc
@@ -488,7 +488,9 @@ static void PrintStats(int level) {
   char* buffer = new char[kBufferSize];
   TCMalloc_Printer printer(buffer, kBufferSize);
   DumpStats(&printer, level);
-  write(STDERR_FILENO, buffer, strlen(buffer));
+  ssize_t size = write(STDERR_FILENO, buffer, strlen(buffer));
+  // Use size so we don't get an unused variable warning.
+  CHECK(size);
   delete[] buffer;
 }