rt_gccstream/gcc/testsuite/gcc.dg/pr35258.c

29 lines
441 B
C

/* { dg-do run } */
/* { dg-options "-O1" } */
extern void *memcpy (void *, const void *, __SIZE_TYPE__);
extern int memcmp (const void *, const void *, __SIZE_TYPE__);
extern void abort(void);
char str[9] = "1234";
void
bar (void)
{
unsigned int temp;
char *p = &str[2];
memcpy (&temp, &str[1], 4);
memcpy (p, &temp, 4);
str[1] = '.';
}
int main()
{
bar();
if (memcmp (str, "1.234", 5) != 0)
abort ();
return 0;
}