| // RUN: %clang_analyze_cc1 -analyzer-checker=core -verify %s |
| |
| #include "test-include.h" |
| #define DIVYX(X,Y) Y/X |
| |
| void test_01(int *data) { |
| data = 0; |
| *data = 1; // expected-warning{{Dereference of null pointer}} |
| } |
| |
| int test_02(void) { |
| int res = DIVXY(1,0); // expected-warning{{Division by zero}} |
| // expected-warning@-1{{division by zero is undefined}} |
| return res; |
| } |
| |
| int test_03(void) { |
| int res = DIVYX(0,1); // expected-warning{{Division by zero}} |
| // expected-warning@-1{{division by zero is undefined}} |
| return res; |
| } |