1 // RUN: %clang_cc1 -fsyntax-only -verify %s 2 3 #if __has_feature(__builtin_add_overflow) 4 #warning defined as expected 5 // expected-warning@-1 {{defined as expected}} 6 #endif 7 8 void test(void) { 9 unsigned r; 10 const char * c; 11 float f; 12 const unsigned q; 13 14 __builtin_add_overflow(); // expected-error {{too few arguments to function call, expected 3, have 0}} 15 __builtin_add_overflow(1, 1, 1, 1); // expected-error {{too many arguments to function call, expected 3, have 4}} 16 17 __builtin_add_overflow(c, 1, &r); // expected-error {{operand argument to overflow builtin must be an integer ('const char *' invalid)}} 18 __builtin_add_overflow(1, c, &r); // expected-error {{operand argument to overflow builtin must be an integer ('const char *' invalid)}} 19 __builtin_add_overflow(1, 1, 3); // expected-error {{result argument to overflow builtin must be a pointer to a non-const integer ('int' invalid)}} 20 __builtin_add_overflow(1, 1, &f); // expected-error {{result argument to overflow builtin must be a pointer to a non-const integer ('float *' invalid)}} 21 __builtin_add_overflow(1, 1, &q); // expected-error {{result argument to overflow builtin must be a pointer to a non-const integer ('const unsigned int *' invalid)}} 22 } 23