1 // RUN: %clang_cc1 %s -verify -Wall 2 3 _Pragma ("GCC system_header") // expected-warning {{system_header ignored in main file}} 4 5 _Pragma("#define macro") // expected-warning {{unknown pragma ignored}} 6 7 _Pragma("") // expected-warning {{unknown pragma ignored}} 8 _Pragma("message(\"foo \\\\\\\\ bar\")") // expected-warning {{foo \\ bar}} 9 10 #ifdef macro 11 #error #define invalid 12 #endif 13 14 _Pragma(unroll 1 // expected-error{{_Pragma takes a parenthesized string literal}} 15 16 _Pragma(clang diagnostic push) // expected-error{{_Pragma takes a parenthesized string literal}} 17 18 _Pragma( // expected-error{{_Pragma takes a parenthesized string literal}} 19