1 | // Test this without pch. |
2 | // RUN: %clang_cc1 -std=c++11 -include %s -fsyntax-only -verify %s |
3 | |
4 | // Test with pch. |
5 | // RUN: %clang_cc1 -std=c++11 -x c++-header -emit-pch -o %t %s |
6 | // RUN: %clang_cc1 -std=c++11 -include-pch %t -fsyntax-only -verify %s |
7 | |
8 | // expected-no-diagnostics |
9 | |
10 | // PR25271: Ensure that default template arguments prior to a parameter pack |
11 | // successfully round-trip. |
12 | #ifndef HEADER |
13 | #define HEADER |
14 | template<unsigned T=123, unsigned... U> |
15 | class dummy; |
16 | |
17 | template<unsigned T, unsigned... U> |
18 | class dummy { |
19 | int field[T]; |
20 | }; |
21 | #else |
22 | void f() { |
23 | dummy<> x; |
24 | (void)x; |
25 | } |
26 | #endif |
27 | |