extern void abort(void); extern void __assert_fail(const char *, const char *, unsigned int, const char *) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__)); void reach_error() { __assert_fail("0", "implicitfloatconversion.c", 3, "reach_error"); } int main() { float f = 1; int i = f; if (i == 1){ goto ERROR; } return (0); ERROR: {reach_error();abort();} return (-1); }