| Fariborz Jahanian | 767a1a2 | 2012-08-17 21:44:55 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -verify -fsyntax-only -Wno-private-extern %s |
| Daniel Dunbar | b805dad | 2009-02-13 19:23:53 +0000 | [diff] [blame] | 2 | |
| Daniel Dunbar | 186204b | 2009-02-13 22:48:56 +0000 | [diff] [blame] | 3 | extern int l0 __attribute__((used)); // expected-warning {{used attribute ignored}} |
| 4 | __private_extern__ int l1 __attribute__((used)); // expected-warning {{used attribute ignored}} |
| 5 | |
| John McCall | d6b8de0 | 2011-01-25 03:51:08 +0000 | [diff] [blame] | 6 | struct __attribute__((used)) s { // expected-warning {{'used' attribute only applies to variables and functions}} |
| Daniel Dunbar | b805dad | 2009-02-13 19:23:53 +0000 | [diff] [blame] | 7 | int x; |
| 8 | }; |
| 9 | |
| 10 | int a __attribute__((used)); |
| 11 | |
| 12 | static void __attribute__((used)) f0(void) { |
| 13 | } |
| 14 | |
| 15 | void f1() { |
| 16 | static int a __attribute__((used)); |
| 17 | int b __attribute__((used)); // expected-warning {{used attribute ignored}} |
| 18 | } |
| 19 | |
| Rafael Espindola | 4875bf2 | 2012-11-23 13:54:40 +0000 | [diff] [blame] | 20 | static void __attribute__((used)) f0(void); |