- // 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
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