Warning: default member initializer for bit-field is a C++20 extension
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Warning: pack expansion of using declaration is a C++17 extensionĪlso controls -Wc++20-attribute-extensions, -Wc++20-designator.ĭiagnostic text: warning: use of function template name with no prior declaration in function call with explicit template arguments is a C++20 extension Warning: default scope specifier for attributes is a C++17 extension Warning: template template parameter using ‘typename’ is a C++17 extension Warning: capture of ‘*this’ by copy is a C++17 extension Warning: nested namespace definition is a C++17 extension define each namespace separately Warning: use of multiple declarators in a single using declaration is a C++17 extension Warning: inline variables are a C++17 extension ‘ initialization statements are a C++17 extension Warning: hexadecimal floating literals are a C++17 feature Warning: ‘begin’ and ‘end’ returning different types ( A and B ) is a C++17 extension Warning: pack fold expression is a C++17 extension Warning: decomposition declarations are a C++17 extension Warning: ‘static_assert’ with no message is a C++17 extension Warning: ‘constexpr’ on lambda expressions is a C++17 extension Warning: constexpr if is a C++17 extension
#Illegal index indirection not allowed c iso
Warning: variadic templates are a C++11 extensionĪlso controls -Wc++17-attribute-extensions.ĭiagnostic text: warning: ISO C++ standards before C++17 do not allow new expression for type A to use list-initialization Warning: unelaborated friend declaration is a C++11 extension specify ‘ Warning: ‘typename’ occurs outside of a template Warning: default template arguments for a function template are a C++11 extension Warning: ‘template’ keyword outside of a template Warning: non-type template argument referring toī with internal linkage is a C++11 extension
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Warning: static data member A in union is a C++11 extension Warning: scoped enumerations are a C++11 extension Warning: rvalue references are a C++11 extension Warning: reference qualifiers on functions are a C++11 extension Warning: ’ A ’ keyword is a C++11 extension Warning: default member initializer for non-static data member is a C++11 extension
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Warning: non-class friend type A is a C++11 extension Warning: use of enumeration in a nested name specifier is a C++11 extension Warning: generalized initializer lists are a C++11 extension Warning: range-based for loop is a C++11 extension Warning: extern templates are a C++11 extension Warning: explicit conversion functions are a C++11 extension Warning: commas at the end of enumerator lists are a C++11 extension Warning: befriending enumeration type A is a C++11 extension Warning: enumeration types with a fixed underlying type are a C++11 extensionįunction definitions are a C++11 extension
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Warning: ‘auto’ type specifier is a C++11 extension Warning: implicit conversion from array size expression of type A to Warning: integer literal is too large to be represented in type ‘long’, interpreting as ‘unsigned long’ per C++98 this literal willĪlso controls -Wc++11-extra-semi, -Wc++11-inline-namespace, -Wc++11-long-long.ĭiagnostic text: warning: alias declarations are a C++11 extension Warning: explicit instantiation of A must occur in namespace B Warning: explicit instantiation of A not in a namespace enclosing B Warning: explicit instantiation of A must occur at global scope Warning: explicit instantiation cannot be ‘inline’ Warning: use of right-shift operator (‘>’) in template argument will require parentheses in C++11 Warning: identifier after literal will be treated as a user-defined literal suffix in C++11 Warning: ‘auto’ storage class specifier is redundant and incompatible with C++11 Some of the diagnostics controlled by this flag are enabled by default.Īlso controls -Wc++11-compat-deprecated-writable-strings, -Wc++11-compat-reserved-user-defined-literal, -Wc++11-narrowing, -Wpre-c++14-compat, -Wpre-c++17-compat, -Wpre-c++20-compat, -Wpre-c++2b-compat.ĭiagnostic text: warning: integer literal is too large to be represented in type ‘long’ and is subject to undefined behavior under C++98, interpreting as ‘unsigned long’ this literal will Warning: availability does not match previous declaration Warning: use same version number separators ‘_’ or ‘.’ as in ‘major]’ Warning: unknown platform A in availability macro Warning: only ‘unavailable’ and ‘deprecated’ are supported for Swift availability Warning: Fuchsia API Level prohibits specifying a minor or sub-minor version Diagnostic text: warning: ‘unavailable’ availability overrides all other availability information