| Argyrios Kyrtzidis | dd7744d | 2010-08-16 17:27:08 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
| 2 | |
| 3 | struct S { |
| Richard Smith | ac71351 | 2012-12-08 02:53:02 +0000 | [diff] [blame] | 4 | S(); // expected-note {{because type 'S' has a user-provided default constructor}} |
| Argyrios Kyrtzidis | dd7744d | 2010-08-16 17:27:08 +0000 | [diff] [blame] | 5 | }; |
| 6 | |
| David Blaikie | 2b79c32 | 2011-10-19 22:43:29 +0000 | [diff] [blame] | 7 | struct { // expected-error {{anonymous structs and classes must be class members}} |
| 8 | }; |
| 9 | |
| Argyrios Kyrtzidis | dd7744d | 2010-08-16 17:27:08 +0000 | [diff] [blame] | 10 | struct E { |
| 11 | struct { |
| Richard Smith | ac71351 | 2012-12-08 02:53:02 +0000 | [diff] [blame] | 12 | S x; // expected-error {{anonymous struct member 'x' has a non-trivial constructor}} |
| Argyrios Kyrtzidis | dd7744d | 2010-08-16 17:27:08 +0000 | [diff] [blame] | 13 | }; |
| David Blaikie | 2b79c32 | 2011-10-19 22:43:29 +0000 | [diff] [blame] | 14 | static struct { |
| 15 | }; |
| Argyrios Kyrtzidis | dd7744d | 2010-08-16 17:27:08 +0000 | [diff] [blame] | 16 | }; |
| Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 17 | |
| 18 | template <class T> void foo(T); |
| 19 | typedef struct { // expected-note {{use a tag name here to establish linkage prior to definition}} expected-note {{declared here}} |
| 20 | void test() { |
| 21 | foo(this); // expected-warning {{template argument uses unnamed type}} |
| 22 | } |
| 23 | } A; // expected-error {{unsupported: typedef changes linkage of anonymous type, but linkage was already computed}} |