// RUN: %clang_cc1 -fsyntax-only -std=c++11 -Wc++98-compat-pedantic -verify %s // RUN: %clang_cc1 -fsyntax-only -std=c++11 -Wc++98-compat -Werror %s // RUN: %clang_cc1 -fsyntax-only -std=c++98 -Werror %s // -Wc++98-compat-pedantic warns on C++11 features which we accept without a // warning in C++98 mode. #line 32767 // ok #line 32768 // expected-warning {{#line number greater than 32767 is incompatible with C++98}} #define VA_MACRO(x, ...) x // expected-warning {{variadic macros are incompatible with C++98}} VA_MACRO(,x) // expected-warning {{empty macro argument list is incompatible with C++98}} ; // expected-warning {{extra ';' outside of a function is incompatible with C++98}} enum Enum { Enum_value, // expected-warning {{commas at the end of enumerator lists are incompatible with C++98}} }; template<typename T> struct InstantiationAfterSpecialization {}; template<> struct InstantiationAfterSpecialization<int> {}; // expected-note {{here}} template struct InstantiationAfterSpecialization<int>; // expected-warning {{explicit instantiation of 'InstantiationAfterSpecialization<int>' that occurs after an explicit specialization is incompatible with C++98}} void *dlsym(); void (*FnPtr)() = (void(*)())dlsym(); // expected-warning {{cast between pointer-to-function and pointer-to-object is incompatible with C++98}} void *FnVoidPtr = (void*)&dlsym; // expected-warning {{cast between pointer-to-function and pointer-to-object is incompatible with C++98}} struct ConvertToInt { operator int(); }; int *ArraySizeConversion = new int[ConvertToInt()]; // expected-warning {{implicit conversion from array size expression of type 'ConvertToInt' to integral type 'int' is incompatible with C++98}} template<typename T> class ExternTemplate {}; extern template class ExternTemplate<int>; // expected-warning {{extern templates are incompatible with C++98}}