1 // RUN: %clang_cc1 -std=c++2a -include %s -verify %s 2 // RUN: %clang_cc1 -std=c++2a -emit-pch %s -o %t 3 // RUN: %clang_cc1 -std=c++2a -include-pch %t -verify %s -DPCH 4 // RUN: %clang_cc1 -std=c++2a -emit-pch -fpch-instantiate-templates %s -o %t 5 // RUN: %clang_cc1 -std=c++2a -include-pch %t -verify %s -DPCH 6 7 #ifndef HEADER 8 #define HEADER 9 10 struct S { 11 unsigned int n : 5 = 49; // expected-warning {{changes value}} 12 }; 13 14 int a; 15 template<bool B> struct T { 16 int m : B ? 8 : a = 42; 17 }; 18 19 #else 20 21 // expected-error@-5 {{constant expression}} expected-note@-5 {{cannot modify}} 22 23 static_assert(S().n == 17); 24 static_assert(T<true>().m == 0); 25 int q = T<false>().m; // expected-note {{instantiation of}} 26 27 #endif 28