modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/execute/20071011-1.c (about) 1 extern void abort(void); 2 void foo(int *p) 3 { 4 int x; 5 int y; 6 x = *p; 7 *p = 0; 8 y = *p; 9 if (x != y) 10 return; 11 abort (); 12 } 13 14 int main() 15 { 16 int a = 1; 17 foo(&a); 18 return 0; 19 }