blob: 78bf301397f6b5a065c87b5b1e10051f1b1bba99 [file] [log] [blame]
/* PR rtl-optimization/28636 */
/* Origin: Andreas Schwab <schwab@suse.de> */
extern void abort(void);
struct input_ty
{
unsigned char *buffer_position;
unsigned char *buffer_end;
};
int input_getc_complicated (struct input_ty *x) { return 0; }
int check_header (struct input_ty *deeper)
{
unsigned len;
for (len = 0; len < 6; len++)
if (((deeper)->buffer_position < (deeper)->buffer_end
? *((deeper)->buffer_position)++
: input_getc_complicated((deeper))) < 0)
return 0;
return 1;
}
struct input_ty s;
unsigned char b[6];
int main (void)
{
s.buffer_position = b;
s.buffer_end = b + sizeof b;
if (!check_header(&s))
abort();
if (s.buffer_position != s.buffer_end)
abort();
return 0;
}