1 files changed, 16 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/lib/printf.c b/gcc/testsuite/gcc.c-torture/execute/builtins/lib/printf.c
index e67003e1dd4..2f8c133177c 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/lib/printf.c
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/lib/printf.c
@@ -18,3 +18,19 @@ printf (const char *string, ...)
   return r;
 }
 
+
+/* Locking stdio doesn't matter for the purposes of this test.  */
+int
+printf_unlocked (const char *string, ...)
+{
+  va_list ap;
+  int r;
+#ifdef __OPTIMIZE__
+  if (inside_main)
+    abort();
+#endif
+  va_start (ap, string);
+  r = vprintf (string, ap);
+  va_end (ap);
+  return r;
+}