| // RUN: %clang_cc1 %s -verify -Wall | |
| _Pragma ("GCC system_header") // expected-warning {{system_header ignored in main file}} | |
| // rdar://6880630 | |
| _Pragma("#define macro") // expected-warning {{unknown pragma ignored}} | |
| #ifdef macro | |
| #error #define invalid | |
| #endif |