| Hans Wennborg | 9cfdae3 | 2011-06-03 18:00:36 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -Wparentheses -fsyntax-only -verify %s |
| 2 | // RUN: %clang_cc1 -Wparentheses -fixit %s -o - | %clang_cc1 -Wparentheses -Werror - |
| 3 | |
| 4 | bool someConditionFunc(); |
| 5 | |
| 6 | void conditional_op(int x, int y, bool b) { |
| 7 | (void)(x + someConditionFunc() ? 1 : 2); // expected-warning {{?: has lower precedence than +}} \ |
| 8 | // expected-note {{place parentheses around the ?: expression to evaluate it first}} \ |
| 9 | // expected-note {{place parentheses around the + expression to silence this warning}} |
| 10 | |
| 11 | (void)(x - b ? 1 : 2); // expected-warning {{?: has lower precedence than -}} \ |
| 12 | // expected-note {{place parentheses around the ?: expression to evaluate it first}} \ |
| 13 | // expected-note {{place parentheses around the - expression to silence this warning}} |
| 14 | |
| 15 | (void)(x * (x == y) ? 1 : 2); // expected-warning {{?: has lower precedence than *}} \ |
| 16 | // expected-note {{place parentheses around the ?: expression to evaluate it first}} \ |
| 17 | // expected-note {{place parentheses around the * expression to silence this warning}} |
| 18 | } |
| Hans Wennborg | 2f072b4 | 2011-06-09 17:06:51 +0000 | [diff] [blame^] | 19 | |
| 20 | class Stream { |
| 21 | public: |
| 22 | operator int(); |
| 23 | Stream &operator<<(int); |
| 24 | Stream &operator<<(const char*); |
| 25 | }; |
| 26 | |
| 27 | void f(Stream& s, bool b) { |
| 28 | (void)(s << b ? "foo" : "bar"); // expected-warning {{?: has lower precedence than <<}} \ |
| 29 | // expected-note {{place parentheses around the ?: expression to evaluate it first}} \ |
| 30 | // expected-note {{place parentheses around the << expression to silence this warning}} |
| 31 | } |