Merge from trunk

[official-gcc.git] / gcc / testsuite / gcc.c-torture / compile / pr52714.c

int __re_compile_fastmap(unsigned char *p)
{
    unsigned char **stack;
    unsigned size;
    unsigned avail;

    stack = __builtin_alloca(5 * sizeof(unsigned char*));
    if (stack == 0)
        return -2;
    size = 5;
    avail = 0;

    for (;;) {
        switch (*p++) {
        case 0:
            if (avail == size)
                return -2;
            stack[avail++] = p;
        }
    }

    return 0;
}