| Jordan Rose | 7f839a6 | 2012-08-20 17:04:45 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -analyze -analyzer-checker=core,debug.ExprInspection -verify %s |
| 2 | |
| 3 | void clang_analyzer_eval(int); |
| 4 | |
| 5 | void testAnd(int i, int *p) { |
| 6 | int *nullP = 0; |
| 7 | int *knownP = &i; |
| 8 | clang_analyzer_eval((knownP && knownP) == 1); // expected-warning{{TRUE}} |
| 9 | clang_analyzer_eval((knownP && nullP) == 0); // expected-warning{{TRUE}} |
| 10 | clang_analyzer_eval((knownP && p) == 1); // expected-warning{{UNKNOWN}} |
| 11 | } |
| 12 | |
| 13 | void testOr(int i, int *p) { |
| 14 | int *nullP = 0; |
| 15 | int *knownP = &i; |
| 16 | clang_analyzer_eval((nullP || knownP) == 1); // expected-warning{{TRUE}} |
| 17 | clang_analyzer_eval((nullP || nullP) == 0); // expected-warning{{TRUE}} |
| 18 | clang_analyzer_eval((nullP || p) == 1); // expected-warning{{UNKNOWN}} |
| 19 | } |
| 20 | |
| 21 | |
| 22 | // PR13461 |
| 23 | int testTypeIsInt(int i, void *p) { |
| 24 | if (i | (p && p)) |
| 25 | return 1; |
| 26 | return 0; |
| 27 | } |