| Ted Kremenek | 3ca0bf2 | 2007-10-29 16:58:49 +0000 | [diff] [blame] | 1 | // RUN: clang -fsyntax-only -verify %s |
| 2 | |
| 3 | int foo(int x) { |
| 4 | return x == x; // expected-warning {{self-comparison always results}} |
| 5 | } |
| 6 | |
| 7 | int foo2(int x) { |
| 8 | return (x) != (((x))); // expected-warning {{self-comparison always results}} |
| 9 | } |
| 10 | |
| Ted Kremenek | a8335a9 | 2007-10-29 17:02:56 +0000 | [diff] [blame] | 11 | int qux(int x) { |
| 12 | return x < x; // expected-warning {{self-comparison}} |
| 13 | } |
| 14 | |
| 15 | int qux2(int x) { |
| 16 | return x > x; // expected-warning {{self-comparison}} |
| 17 | } |
| 18 | |
| Ted Kremenek | 3ca0bf2 | 2007-10-29 16:58:49 +0000 | [diff] [blame] | 19 | int bar(float x) { |
| 20 | return x == x; // no-warning |
| 21 | } |
| 22 | |
| 23 | int bar2(float x) { |
| 24 | return x != x; // no-warning |
| Ted Kremenek | a8335a9 | 2007-10-29 17:02:56 +0000 | [diff] [blame] | 25 | } |