1 files changed, 54 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/strcspn.c b/gcc/testsuite/gcc.c-torture/execute/builtins/strcspn.c
new file mode 100644
index 000000000..be392546a
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/strcspn.c
@@ -0,0 +1,54 @@
+/* Copyright (C) 2000, 2004  Free Software Foundation.
+
+   Ensure all expected transformations of builtin strcspn occur and
+   perform correctly.
+
+   Written by Kaveh R. Ghazi, 11/27/2000.  */
+
+extern void abort (void);
+typedef __SIZE_TYPE__ size_t;
+extern size_t strcspn (const char *, const char *);
+extern char *strcpy (char *, const char *);
+
+void
+main_test (void)
+{
+  const char *const s1 = "hello world";
+  char dst[64], *d2;
+  
+  if (strcspn (s1, "hello") != 0)
+    abort();
+  if (strcspn (s1, "z") != 11)
+    abort();
+  if (strcspn (s1+4, "z") != 7)
+    abort();
+  if (strcspn (s1, "hello world") != 0)
+    abort();
+  if (strcspn (s1, "") != 11)
+    abort();
+  strcpy (dst, s1);
+  if (strcspn (dst, "") != 11)
+    abort();
+  strcpy (dst, s1); d2 = dst;
+  if (strcspn (++d2, "") != 10 || d2 != dst+1)
+    abort();
+  strcpy (dst, s1); d2 = dst;
+  if (strcspn (++d2+5, "") != 5 || d2 != dst+1)
+    abort();
+  if (strcspn ("", s1) != 0)
+    abort();
+  strcpy (dst, s1);
+  if (strcspn ("", dst) != 0)
+    abort();
+  strcpy (dst, s1); d2 = dst;
+  if (strcspn ("", ++d2) != 0 || d2 != dst+1)
+    abort();
+  strcpy (dst, s1); d2 = dst;
+  if (strcspn ("", ++d2+5) != 0 || d2 != dst+1)
+    abort();
+
+  /* Test at least one instance of the __builtin_ style.  We do this
+     to ensure that it works and that the prototype is correct.  */
+  if (__builtin_strcspn (s1, "z") != 11)
+    abort();
+}