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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [nonnull-3.c] - Rev 329
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/* Test for the "nonnull" function attribute on builtins. Use the "__builtin_" style below so we don't need prototypes. */ /* Origin: Kaveh R. Ghazi <ghazi@caip.rutgers.edu> */ /* { dg-do compile } */ /* { dg-options "-Wnonnull" } */ #include <stddef.h> void foo (void *p, char *s) { __builtin_bzero (NULL, 0); __builtin_bcopy (NULL, p, 0); __builtin_bcopy (p, NULL, 0); __builtin_bcmp (NULL, p, 0); __builtin_bcmp (p, NULL, 0); __builtin_index (NULL, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_rindex (NULL, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_memcpy (p, NULL, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_memcpy (NULL, p, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_memmove (p, NULL, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_memmove (NULL, p, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_memcmp (p, NULL, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_memcmp (NULL, p, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_memset (NULL, 0, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_mempcpy (p, NULL, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_mempcpy (NULL, p, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_strcat (NULL, s); /* { dg-warning "null" "null pointer check" } */ __builtin_strcat (s, NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_strncat (NULL, s, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_strncat (s, NULL, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_stpcpy (NULL, s); /* { dg-warning "null" "null pointer check" } */ __builtin_stpcpy (s, NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_stpncpy (NULL, s, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_stpncpy (s, NULL, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_strcpy (NULL, s); /* { dg-warning "null" "null pointer check" } */ __builtin_strcpy (s, NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_strncpy (NULL, s, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_strncpy (s, NULL, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_strcasecmp (NULL, s); /* { dg-warning "null" "null pointer check" } */ __builtin_strcasecmp (s, NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_strncasecmp (NULL, s, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_strncasecmp (s, NULL, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_strcmp (NULL, s); /* { dg-warning "null" "null pointer check" } */ __builtin_strcmp (s, NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_strncmp (NULL, s, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_strncmp (s, NULL, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_strlen (NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_strstr (NULL, s); /* { dg-warning "null" "null pointer check" } */ __builtin_strstr (s, NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_strpbrk (NULL, s); /* { dg-warning "null" "null pointer check" } */ __builtin_strpbrk (s, NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_strspn (NULL, s); /* { dg-warning "null" "null pointer check" } */ __builtin_strspn (s, NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_strchr (NULL, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_strrchr (NULL, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_strdup (NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_strndup (NULL, 16); /* { dg-warning "null" "null pointer check" } */ __builtin_nan (NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_nanf (NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_nanl (NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_nans (NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_nansf (NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_nansl (NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_puts (NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_fputc (*s, NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_fputs (s, NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_fputs (NULL, p); /* { dg-warning "null" "null pointer check" } */ __builtin_fwrite (s, 16, 16, NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_fwrite (NULL, 16, 16, p); /* { dg-warning "null" "null pointer check" } */ __builtin_puts_unlocked (NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_fputc_unlocked (*s, NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_fputs_unlocked (s, NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_fputs_unlocked (NULL, p); /* { dg-warning "null" "null pointer check" } */ __builtin_fwrite_unlocked (s, 16, 16, NULL); /* { dg-warning "null" "null pointer check" } */ __builtin_fwrite_unlocked (NULL, 16, 16, p); /* { dg-warning "null" "null pointer check" } */ }
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