Argyrios Kyrtzidis | 3efd52c | 2011-01-14 20:54:07 +0000 | [diff] [blame] | 1 | // Test this without pch. |
| 2 | // RUN: %clang_cc1 %s -include %s -verify -fsyntax-only |
| 3 | |
| 4 | // Test with pch. |
| 5 | // RUN: %clang_cc1 %s -emit-pch -o %t |
| 6 | // RUN: %clang_cc1 %s -include-pch %t -verify -fsyntax-only |
| 7 | |
| 8 | #ifndef HEADER |
| 9 | #define HEADER |
| 10 | |
| 11 | #pragma clang diagnostic push |
| 12 | #pragma clang diagnostic ignored "-Wtautological-compare" |
| 13 | template <typename T> |
Argyrios Kyrtzidis | 33e1576 | 2012-10-30 00:27:21 +0000 | [diff] [blame] | 14 | struct TS1 { |
Chandler Carruth | a7689ef | 2011-03-27 09:46:56 +0000 | [diff] [blame] | 15 | void m() { |
| 16 | T a = 0; |
| 17 | T b = a==a; |
| 18 | } |
Argyrios Kyrtzidis | 3efd52c | 2011-01-14 20:54:07 +0000 | [diff] [blame] | 19 | }; |
| 20 | #pragma clang diagnostic pop |
| 21 | |
| 22 | #else |
| 23 | |
Argyrios Kyrtzidis | 33e1576 | 2012-10-30 00:27:21 +0000 | [diff] [blame] | 24 | |
| 25 | template <typename T> |
| 26 | struct TS2 { |
| 27 | void m() { |
| 28 | T a = 0; |
| 29 | T b = a==a; // expected-warning {{self-comparison always evaluates to true}} expected-note@39 {{in instantiation of member function}} |
| 30 | } |
| 31 | }; |
| 32 | |
Argyrios Kyrtzidis | 3efd52c | 2011-01-14 20:54:07 +0000 | [diff] [blame] | 33 | void f() { |
Argyrios Kyrtzidis | 33e1576 | 2012-10-30 00:27:21 +0000 | [diff] [blame] | 34 | TS1<int> ts1; |
| 35 | ts1.m(); |
| 36 | |
| 37 | |
| 38 | TS2<int> ts2; |
| 39 | ts2.m(); |
Argyrios Kyrtzidis | 3efd52c | 2011-01-14 20:54:07 +0000 | [diff] [blame] | 40 | } |
| 41 | |
| 42 | #endif |