| /* Copyright (C) 2000 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 *); |
| |
| int main () |
| { |
| 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(); |
| |
| return 0; |
| } |
| |
| #ifdef __OPTIMIZE__ |
| /* When optimizing, all the above cases should be transformed into |
| something else. So any remaining calls to the original function |
| should abort. */ |
| static size_t |
| strcspn (const char *s1, const char *s2) |
| { |
| abort(); |
| } |
| #endif |
