1 | // RUN: %clang_cc1 -std=c11 -fsyntax-only -verify %s |
2 | // RUN: not %clang_cc1 -std=c99 -pedantic -fsyntax-only %s 2>&1 | FileCheck -check-prefix=CHECK-EXT %s |
3 | |
4 | _Alignas(4) char c1; |
5 | unsigned _Alignas(long) char c2; |
6 | char _Alignas(16) c3; |
7 | |
8 | char c4 _Alignas(32); // expected-error {{expected ';' after top level declarator}} expected-warning {{declaration does not declare anything}} |
9 | |
10 | char _Alignas(_Alignof(int)) c5; |
11 | |
12 | // CHECK-EXT: _Alignas is a C11-specific feature |
13 | // CHECK-EXT: _Alignof is a C11-specific feature |
14 | |