| /* { dg-do run } */ |
| /* { dg-options "-O2 -fdump-rtl-expand" } */ |
| |
| typedef struct { char s[8]; int x; } S; |
| __attribute__ ((noinline)) int |
| f1 (S * s) |
| { |
| int result = 0; |
| result += __builtin_strncmp (s->s, "ab", 2); |
| result += __builtin_strncmp (s->s, "abc", 3); |
| return result; |
| } |
| |
| __attribute__ ((noinline)) int |
| f2 (char *p) |
| { |
| int result = 0; |
| result += __builtin_strncmp (p, "ab", 2); |
| result += __builtin_strncmp (p, "abc", 3); |
| return result; |
| } |
| |
| __attribute__ ((noinline)) int |
| f3 (S * s) |
| { |
| int result = 0; |
| result += __builtin_strcmp (s->s, "a"); |
| result += __builtin_strcmp (s->s, "ab"); |
| return result; |
| } |
| |
| __attribute__ ((noinline)) int |
| f4 (char *p) |
| { |
| int result = 0; |
| result += __builtin_strcmp (p, "a"); |
| result += __builtin_strcmp (p, "ab"); |
| return result; |
| } |
| |
| __attribute__ ((noinline)) int |
| f5 (S * s) |
| { |
| int result = 0; |
| result += __builtin_memcmp (s->s, "ab", 2); |
| result += __builtin_memcmp (s->s, "abc", 3); |
| return result; |
| } |
| |
| __attribute__ ((noinline)) int |
| f6 (char *p) |
| { |
| int result = 0; |
| result += __builtin_memcmp (p, "ab", 2); |
| result += __builtin_memcmp (p, "abc", 3); |
| return result; |
| } |
| |
| int main (void) |
| { |
| S ss = {{'a','b','c'}, 2}; |
| char *s = "abcd"; |
| |
| if (f1 (&ss) != 0 || f2 (s) != 0) |
| __builtin_abort (); |
| |
| if (f3 (&ss) <= 0 || f4 (s) <= 0) |
| __builtin_abort (); |
| |
| if (f5 (&ss) != 0 || f6 (s) != 0) |
| __builtin_abort (); |
| |
| return 0; |
| |
| } |
| |
| |
| /* { dg-final { scan-rtl-dump-times "__builtin_strcmp" 0 "expand" } } */ |
| /* { dg-final { scan-rtl-dump-times "__builtin_strncmp" 0 "expand" } } */ |
| /* { dg-final { scan-rtl-dump-times "__builtin_memcmp" 0 "expand" } } */ |