| Daniel Dunbar | 8fbe78f | 2009-12-15 20:14:24 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 %s -fsyntax-only -verify -pedantic |
| Eli Friedman | e7175d8 | 2008-09-02 05:09:35 +0000 | [diff] [blame] | 2 | |
| 3 | typedef const char rchar; |
| 4 | int a(char* a, rchar* b) { |
| 5 | return a-b; |
| 6 | } |
| Douglas Gregor | 5da47ad | 2009-01-23 19:03:35 +0000 | [diff] [blame] | 7 | |
| 8 | // <rdar://problem/6520707> |
| 9 | void f0(void (*fp)(void)) { |
| Chandler Carruth | c933221 | 2011-06-27 08:02:19 +0000 | [diff] [blame] | 10 | int x = fp - fp; // expected-warning{{arithmetic on pointers to the function type 'void (void)' is a GNU extension}} |
| Douglas Gregor | 5da47ad | 2009-01-23 19:03:35 +0000 | [diff] [blame] | 11 | } |