1*a01285c4SAlp Toker // Test that -Wsystem-headers works with default and custom mappings like -Werror. 2*a01285c4SAlp Toker // Keep run lines at the bottom for line number stability. 3*a01285c4SAlp Toker 4*a01285c4SAlp Toker #ifdef IS_SYSHEADER 5*a01285c4SAlp Toker #pragma clang system_header 6*a01285c4SAlp Toker f()7*a01285c4SAlp Tokerint f() { return (int)0; } // Use the old-style-cast warning as an arbitrary "ordinary" diagnostic for the purpose of testing. 8*a01285c4SAlp Toker 9*a01285c4SAlp Toker #warning "custom message" 10*a01285c4SAlp Toker 11*a01285c4SAlp Toker #if defined(A) || defined(B) 12*a01285c4SAlp Toker // expected-warning@9 {{"custom message"}} 13*a01285c4SAlp Toker #elif defined(C) 14*a01285c4SAlp Toker // expected-warning@7 {{use of old-style cast}} 15*a01285c4SAlp Toker // expected-warning@9 {{"custom message"}} 16*a01285c4SAlp Toker #elif defined(D) 17*a01285c4SAlp Toker // expected-error@7 {{use of old-style cast}} 18*a01285c4SAlp Toker // expected-error@9 {{"custom message"}} 19*a01285c4SAlp Toker #elif defined(E) 20*a01285c4SAlp Toker // expected-error@7 {{use of old-style cast}} 21*a01285c4SAlp Toker // expected-warning@9 {{"custom message"}} 22*a01285c4SAlp Toker #endif 23*a01285c4SAlp Toker 24*a01285c4SAlp Toker #else 25*a01285c4SAlp Toker #define IS_SYSHEADER 26*a01285c4SAlp Toker #include __FILE__ 27*a01285c4SAlp Toker #endif 28*a01285c4SAlp Toker 29*a01285c4SAlp Toker // RUN: %clang_cc1 -verify -fsyntax-only -DA %s 30*a01285c4SAlp Toker // RUN: %clang_cc1 -verify -fsyntax-only -DB -Wold-style-cast %s 31*a01285c4SAlp Toker // RUN: %clang_cc1 -verify -fsyntax-only -DC -Wold-style-cast -Wsystem-headers %s 32*a01285c4SAlp Toker // RUN: %clang_cc1 -verify -fsyntax-only -DD -Wold-style-cast -Wsystem-headers -Werror %s 33*a01285c4SAlp Toker // RUN: %clang_cc1 -verify -fsyntax-only -DE -Wold-style-cast -Wsystem-headers -Werror=old-style-cast %s 34