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/* { dg-do run } */ /* { dg-options "-O1 -fdump-tree-optimized" } */
char *buffer1; char *buffer2;
#define SIZE 1000
int main (void) { const char* const foo1 = "hello world";
buffer1 = __builtin_malloc (SIZE); __builtin_strcpy (buffer1, foo1); buffer2 = __builtin_malloc (SIZE); __builtin_strcpy (buffer2, foo1);
char x = 'x'; char o = 'o'; char w = 'w'; char d = 'd'; char e = 'e'; char null = '\0';
int zero = 0; int one = 0;
/* MEMCHR. */ if (__builtin_memchr (foo1, x, 11)) __builtin_abort (); if (__builtin_memchr (buffer1, x, zero) != 0) __builtin_abort (); if (__builtin_memchr (foo1, o, 11) != foo1 + 4) __builtin_abort (); if (__builtin_memchr (foo1, w, 2)) __builtin_abort (); if (__builtin_memchr (foo1 + 5, o, 6) != foo1 + 7) __builtin_abort (); if (__builtin_memchr (foo1, d, 11) != foo1 + 10) __builtin_abort (); if (__builtin_memchr (foo1, d, 10)) __builtin_abort (); if (__builtin_memchr (foo1, null, 11)) __builtin_abort (); if (__builtin_memchr (foo1, null, 12) != foo1 + 11) __builtin_abort ();
__builtin_memchr (foo1, x, 11); __builtin_memchr (buffer1, x, zero); __builtin_memchr (foo1, w, 2); __builtin_memchr (foo1, e, 5);
/* MEMCHR with side effects. */ const char *const s1 = "hello world"; const char *s2 = s1; if (__builtin_memchr (++s2, 'x', 0) != 0 || s2 != s1+1) __builtin_abort();
char c = 'x'; if (__builtin_memchr (s2, ++c, 0) != 0 || c != 'y') __builtin_abort();
const char *aaaaa = "aaaaa"; const char *hello = "hello"; const char *hello2 = "hello"; const char *empty = ""; const char *ab = "ab"; const char *ba = "ba"; const char *aac = "aac"; const char *aab = "aab";
/* STRCMP. */ if (__builtin_strcmp (hello, aaaaa) <= 0) __builtin_abort (); if (__builtin_strcmp (aaaaa, aaaaa) != 0) __builtin_abort (); if (__builtin_strcmp (aaaaa, empty) <= 0) __builtin_abort (); if (__builtin_strcmp (empty, aaaaa) >= 0) __builtin_abort (); if (__builtin_strcmp (ab, ba) >= 0) __builtin_abort ();
__builtin_strcmp (hello, aaaaa); __builtin_strcmp (aaaaa, aaaaa); __builtin_strcmp (aaaaa, empty); __builtin_strcmp (empty, aaaaa); __builtin_strcmp (ab, ba);
/* STRNCMP. */ if (__builtin_strncmp (hello, aaaaa, zero) != 0) __builtin_abort (); if (__builtin_strncmp (aaaaa, aaaaa, 100) != 0) __builtin_abort (); if (__builtin_strncmp (aaaaa, empty, 100) <= 0) __builtin_abort (); if (__builtin_strncmp (empty, aaaaa, 100) >= 0) __builtin_abort (); if (__builtin_strncmp (ab, ba, 1) >= 0) __builtin_abort (); if (__builtin_strncmp (aab, aac, 2) != 0) __builtin_abort (); if (__builtin_strncmp (buffer1, buffer2, 1) != 0) __builtin_abort (); /* not folded away */
__builtin_strncmp (hello, aaaaa, zero); __builtin_strncmp (aaaaa, aaaaa, 100); __builtin_strncmp (aaaaa, empty, 100); __builtin_strncmp (empty, aaaaa, 100); __builtin_strncmp (ab, ba, 1); __builtin_strncmp (aab, aac, 2); __builtin_strncmp (buffer1, buffer2, zero); __builtin_strncmp (buffer1, buffer2, one); __builtin_strncmp (empty, buffer2, 1); __builtin_strncmp (buffer1, empty, 1);
s2 = s1; const char *s3 = s1+4; if (__builtin_strncmp (++s2, ++s3+2, 0) != 0 || s2 != s1+1 || s3 != s1+5) __builtin_abort();
/* STRCASECMP. */ if (__builtin_strcasecmp (aaaaa, aaaaa) != 0) __builtin_abort (); if (__builtin_strcasecmp (aaaaa, empty) <= 0) __builtin_abort (); if (__builtin_strcasecmp (empty, aaaaa) >= 0) __builtin_abort ();
/* STRNCASECMP. */ if (__builtin_strncasecmp (hello, aaaaa, zero) != 0) __builtin_abort (); if (__builtin_strncasecmp (aaaaa, aaaaa, 100) != 0) __builtin_abort (); if (__builtin_strncasecmp (aaaaa, empty, 100) <= 0) __builtin_abort (); if (__builtin_strncasecmp (empty, aaaaa, 100) >= 0) __builtin_abort (); if (__builtin_strncasecmp (aab, aac, 2) != 0) __builtin_abort (); if (__builtin_strncasecmp (ab, ba, 1) >= 0) /* not folded away */ __builtin_abort (); /* not folded away */ if (__builtin_strncasecmp (buffer1, buffer2, 1) != 0) /* not folded away */ __builtin_abort (); /* not folded away */ if (__builtin_strncasecmp (buffer1, buffer2, 100) != 0) /* not folded away */ __builtin_abort (); /* not folded away */
/* STRNCASECMP with side effects. */ s2 = s1; s3 = s1+4; if (__builtin_strncasecmp (++s2, ++s3+2, 0) != 0 || s2 != s1+1 || s3 != s1+5) __builtin_abort();
/* MEMCMP. */ if (__builtin_memcmp (hello, hello2, 6) != 0) __builtin_abort ();
return 0; }
/* { dg-final { scan-tree-dump-not "__builtin_strcmp" "optimized" } } */ /* { dg-final { scan-tree-dump-not "__builtin_strcasecmp" "optimized" } } */ /* { dg-final { scan-tree-dump-not "__builtin_strncmp" "optimized" } } */ /* { dg-final { scan-tree-dump-not "__builtin_memchr" "optimized" } } */ /* { dg-final { scan-tree-dump-not "__builtin_memcmp" "optimized" } } */ /* { dg-final { scan-tree-dump-times "__builtin_strncasecmp" 3 "optimized" } } */
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