| // RUN: %clang_cc1 %s -Wunused-macros -Dfoo -Dfoo -verify | |
| #include "warn-macro-unused.h" | |
| # 1 "warn-macro-unused-fake-header.h" 1 | |
| #define unused_from_fake_header | |
| # 5 "warn-macro-unused.c" 2 | |
| #define unused // expected-warning {{macro is not used}} | |
| #define unused | |
| unused | |
| // rdar://9745065 | |
| #undef unused_from_header // no warning |