foo(char ** c)1*0a6a1f1dSLionel Sambuc void foo(char **c) { 2*0a6a1f1dSLionel Sambuc *c = __FILE__; 3*0a6a1f1dSLionel Sambuc int x = c; // produce a diagnostic 4*0a6a1f1dSLionel Sambuc } 5