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/* { dg-do compile } */
/* { dg-options "-O1 -fdump-tree-optimized" } */
char *buffer1;
char *buffer2;
#define SIZE 1000
int
main (void)
{
const char* const foo1 = "hello world";
/* MEMCHR. */
if (__builtin_memchr ("", 'x', 1000)) /* Not folded away. */
{
/* { dg-warning "\\\[-Wstringop-overread" "" { target *-*-* } .-2 } */
__builtin_abort ();
}
if (__builtin_memchr (foo1, 'x', 1000)) /* Not folded away. */
{
/* { dg-warning "\\\[-Wstringop-overread" "" { target *-*-* } .-2 } */
__builtin_abort ();
}
/* STRNCMP. */
if (strncmp ("a", "b", -1)) /* { dg-warning "implicit declaration of function" } */
__builtin_abort ();
return 0;
}
/* { dg-prune-output "-Wbuiltin-declaration-mismatch" }
{ dg-final { scan-tree-dump-times "__builtin_memchr" 2 "optimized" } } */
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