1651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// RUN: %clang_cc1 -fsyntax-only -verify -Wno-bool-conversion -Wno-string-compare -Wno-tautological-compare -Waddress %s 2651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// RUN: %clang_cc1 -fsyntax-only -verify %s 3651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 4651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesvoid foo(); 5651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesint arr[5]; 6651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesint global; 7651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesconst char* str = ""; 8651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 9651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesvoid test() { 10651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines if (foo) {} // expected-warning{{always evaluate to 'true'}} \ 11651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines // expected-note{{silence}} 12651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines if (arr) {} // expected-warning{{always evaluate to 'true'}} 13651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines if (&global) {} // expected-warning{{always evaluate to 'true'}} 14651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines if (foo == 0) {} // expected-warning{{always false}} \ 15651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines // expected-note{{silence}} 16651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines if (arr == 0) {} // expected-warning{{always false}} 17651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines if (&global == 0) {} // expected-warning{{always false}} 18651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 19651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines if (str == "foo") {} // expected-warning{{unspecified}} 20651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines} 21