libstdc++: Fix -Wsign-compare warning in std::string::resize_for_overwrite

[official-gcc.git] / gcc / testsuite / gcc.dg / nested-vla-3.c

/* { dg-do run } */
/* { dg-options "-std=gnu99" } */
/* { dg-require-effective-target trampolines } */


int main()
{
        int n = 1;

        char tmp[2] = { 0 };
        char (*bar(void))[++n] { return &tmp; }

        if (2 != n)
                __builtin_abort();

        if (2 != sizeof(*bar()))
                __builtin_abort();

        n = 1;

        char (*(*bar2)(void))[++n] = bar;

        if (2 != n)
                __builtin_abort();

        if (2 != sizeof(*(*bar2)()))
                __builtin_abort();

}