1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/lib/strcmp.c b/gcc/testsuite/gcc.c-torture/execute/builtins/lib/strcmp.c
new file mode 100644
index 000000000..82284546f
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/lib/strcmp.c
@@ -0,0 +1,19 @@
+extern void abort (void);
+extern int inside_main;
+
+__attribute__ ((__noinline__))
+int
+strcmp (const char *s1, const char *s2)
+{
+#ifdef __OPTIMIZE__
+  if (inside_main)
+    abort ();
+#endif
+
+  while (*s1 != 0 && *s1 == *s2)
+    s1++, s2++;
+
+  if (*s1 == 0 || *s2 == 0)
+    return (unsigned char) *s1 - (unsigned char) *s2;
+  return *s1 - *s2;
+}