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/* Check some way in where code suppression caused various
miscompilations. */
extern int printf (const char *, ...);
typedef unsigned long size_t;
size_t _brk_start, _brk_end;
void * extend_brk(size_t size, size_t align)
{
size_t mask = align - 1;
void *ret = 0;
do {
if (__builtin_expect(!!(_brk_start == 0), 0))
do {
printf("wrong1\n");
} while (0);
} while (0);
_brk_end = (_brk_end + mask) & ~mask;
ret = (void *)_brk_end;
_brk_end += size;
return ret;
}
static void get_args (int a, int b)
{
if (a != 1)
printf("wrong2\n");
else
printf("okay\n");
}
void bla(void)
{
int __ret = 42;
({
if (__builtin_expect(!!(0), 0)) {
if (__builtin_expect(!!__ret, 0))
printf("wrong3\n");
int x = !!(__ret);
}
__ret;
});
get_args(!!__ret, sizeof(__ret));
}
_Bool chk(unsigned long addr, unsigned long limit, unsigned long size)
{
_Bool ret;
/* This just needs to compile, no runtime test. (And it doesn't compile
only with certain internal checking added that's not committed). */
if (0)
ret = 0 != (!!(addr > limit - size));
}
int main()
{
void *r;
_brk_start = 1024;
_brk_end = 1024;
r = extend_brk (4096, 16);
if (!r)
printf("wrong4\n");
else
printf("okay\n");
bla();
return 0;
}
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