| // RUN: %clang_cc1 -fsyntax-only -verify -triple x86_64-apple-darwin10 %s |
| // RUN: %clang_cc1 -x c++ -fsyntax-only -verify -triple x86_64-apple-darwin10 %s |
| // rdar://11577384 |
| // rdar://13423975 |
| |
| int f(int i) { |
| switch (i) { |
| case 2147483647 + 2: // expected-warning {{overflow in expression; result is -2147483647 with type 'int'}} |
| return 1; |
| case 9223372036854775807L * 4: // expected-warning {{overflow in expression; result is -4 with type 'long'}} |
| return 2; |
| case (123456 *789012) + 1: // expected-warning {{overflow in expression; result is -1375982336 with type 'int'}} |
| return 3; |
| case (2147483647*4)/4: // expected-warning {{overflow in expression; result is -4 with type 'int'}} |
| case (2147483647*4)%4: // expected-warning {{overflow in expression; result is -4 with type 'int'}} |
| return 4; |
| case 2147483647: |
| return 0; |
| } |
| return (i, 65537) * 65537; // expected-warning {{overflow in expression; result is 131073 with type 'int'}} \ |
| // expected-warning {{expression result unused}} |
| } |
