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| // RUN: %clang_cc1 -fsyntax-only -std=c++17 -Wc++98-compat-pedantic -verify %s
// RUN: %clang_cc1 -fsyntax-only -std=c++17 -Wc++98-compat-pedantic -Wno-bind-to-temporary-copy -Wno-unnamed-type-template-args -Wno-local-type-template-args -Wno-binary-literal -Werror %s
template<typename T> int TemplateFn(T) { return 0; }
void LocalTemplateArg() {
struct S {};
TemplateFn(S()); // expected-warning {{local type 'S' as template argument is incompatible with C++98}}
}
struct {} obj_of_unnamed_type; // expected-note {{here}}
int UnnamedTemplateArg = TemplateFn(obj_of_unnamed_type); // expected-warning {{unnamed type as template argument is incompatible with C++98}}
namespace CopyCtorIssues {
struct Private {
Private();
private:
Private(const Private&); // expected-note {{declared private here}}
};
struct NoViable {
NoViable(); // expected-note {{not viable}}
NoViable(NoViable&); // expected-note {{not viable}}
};
struct Ambiguous {
Ambiguous();
Ambiguous(const Ambiguous &, int = 0); // expected-note {{candidate}}
Ambiguous(const Ambiguous &, double = 0); // expected-note {{candidate}}
};
struct Deleted {
Private p; // expected-note {{copy constructor of 'Deleted' is implicitly deleted because field 'p' has an inaccessible copy constructor}}
};
const Private &a = Private(); // expected-warning {{copying variable of type 'CopyCtorIssues::Private' when binding a reference to a temporary would invoke an inaccessible constructor in C++98}}
const NoViable &b = NoViable(); // expected-warning {{copying variable of type 'CopyCtorIssues::NoViable' when binding a reference to a temporary would find no viable constructor in C++98}}
const Ambiguous &c = Ambiguous(); // expected-warning {{copying variable of type 'CopyCtorIssues::Ambiguous' when binding a reference to a temporary would find ambiguous constructors in C++98}}
const Deleted &d = Deleted(); // expected-warning {{copying variable of type 'CopyCtorIssues::Deleted' when binding a reference to a temporary would invoke a deleted constructor in C++98}}
int n = 0b00100101001; // expected-warning {{binary integer literals are incompatible with C++ standards before C++14}}
}
|