llvm-project/clang/test/SemaCXX/deprecated.cpp

130 lines
5.1 KiB
C++

// RUN: %clang_cc1 -std=c++98 %s -Wdeprecated -verify -triple x86_64-linux-gnu
// RUN: %clang_cc1 -std=c++11 %s -Wdeprecated -verify -triple x86_64-linux-gnu
// RUN: %clang_cc1 -std=c++14 %s -Wdeprecated -verify -triple x86_64-linux-gnu
// RUN: %clang_cc1 -std=c++17 %s -Wdeprecated -verify -triple x86_64-linux-gnu
// RUN: %clang_cc1 -std=c++2a %s -Wdeprecated -verify -triple x86_64-linux-gnu
// RUN: %clang_cc1 -std=c++14 %s -Wdeprecated -verify -triple x86_64-linux-gnu -Wno-deprecated-register -DNO_DEPRECATED_FLAGS
#include "Inputs/register.h"
void g() throw();
void h() throw(int);
void i() throw(...);
#if __cplusplus > 201402L
// expected-warning@-4 {{dynamic exception specifications are deprecated}} expected-note@-4 {{use 'noexcept' instead}}
// expected-error@-4 {{ISO C++17 does not allow dynamic exception specifications}} expected-note@-4 {{use 'noexcept(false)' instead}}
// expected-error@-4 {{ISO C++17 does not allow dynamic exception specifications}} expected-note@-4 {{use 'noexcept(false)' instead}}
#elif __cplusplus >= 201103L
// expected-warning@-8 {{dynamic exception specifications are deprecated}} expected-note@-8 {{use 'noexcept' instead}}
// expected-warning@-8 {{dynamic exception specifications are deprecated}} expected-note@-8 {{use 'noexcept(false)' instead}}
// expected-warning@-8 {{dynamic exception specifications are deprecated}} expected-note@-8 {{use 'noexcept(false)' instead}}
#endif
void stuff(register int q) {
#if __cplusplus > 201402L
// expected-error@-2 {{ISO C++17 does not allow 'register' storage class specifier}}
#elif __cplusplus >= 201103L && !defined(NO_DEPRECATED_FLAGS)
// expected-warning@-4 {{'register' storage class specifier is deprecated}}
#endif
register int n;
#if __cplusplus > 201402L
// expected-error@-2 {{ISO C++17 does not allow 'register' storage class specifier}}
#elif __cplusplus >= 201103L && !defined(NO_DEPRECATED_FLAGS)
// expected-warning@-4 {{'register' storage class specifier is deprecated}}
#endif
register int m asm("rbx"); // no-warning
int k = to_int(n); // no-warning
bool b;
++b;
#if __cplusplus > 201402L
// expected-error@-2 {{ISO C++17 does not allow incrementing expression of type bool}}
#else
// expected-warning@-4 {{incrementing expression of type bool is deprecated}}
#endif
b++;
#if __cplusplus > 201402L
// expected-error@-2 {{ISO C++17 does not allow incrementing expression of type bool}}
#else
// expected-warning@-4 {{incrementing expression of type bool is deprecated}}
#endif
char *p = "foo";
#if __cplusplus < 201103L
// expected-warning@-2 {{conversion from string literal to 'char *' is deprecated}}
#else
// expected-warning@-4 {{ISO C++11 does not allow conversion from string literal to 'char *'}}
#endif
}
struct S { int n; void operator+(int); };
struct T : private S {
S::n;
#if __cplusplus < 201103L
// expected-warning@-2 {{access declarations are deprecated; use using declarations instead}}
#else
// expected-error@-4 {{ISO C++11 does not allow access declarations; use using declarations instead}}
#endif
S::operator+;
#if __cplusplus < 201103L
// expected-warning@-2 {{access declarations are deprecated; use using declarations instead}}
#else
// expected-error@-4 {{ISO C++11 does not allow access declarations; use using declarations instead}}
#endif
};
#if __cplusplus >= 201103L
namespace DeprecatedCopy {
struct Assign {
Assign &operator=(const Assign&); // expected-warning {{definition of implicit copy constructor for 'Assign' is deprecated because it has a user-declared copy assignment operator}}
};
Assign a1, a2(a1); // expected-note {{implicit copy constructor for 'DeprecatedCopy::Assign' first required here}}
struct Ctor {
Ctor();
Ctor(const Ctor&); // expected-warning {{definition of implicit copy assignment operator for 'Ctor' is deprecated because it has a user-declared copy constructor}}
};
Ctor b1, b2;
void f() { b1 = b2; } // expected-note {{implicit copy assignment operator for 'DeprecatedCopy::Ctor' first required here}}
struct Dtor {
~Dtor();
// expected-warning@-1 {{definition of implicit copy constructor for 'Dtor' is deprecated because it has a user-declared destructor}}
// expected-warning@-2 {{definition of implicit copy assignment operator for 'Dtor' is deprecated because it has a user-declared destructor}}
};
Dtor c1, c2(c1); // expected-note {{implicit copy constructor for 'DeprecatedCopy::Dtor' first required here}}
void g() { c1 = c2; } // expected-note {{implicit copy assignment operator for 'DeprecatedCopy::Dtor' first required here}}
}
#endif
struct X {
friend int operator,(X, X);
void operator[](int);
};
void array_index_comma() {
int arr[123];
(void)arr[(void)1, 2];
(void)arr[X(), X()];
X()[(void)1, 2];
X()[X(), X()];
#if __cplusplus > 201703L
// expected-warning@-5 {{deprecated}}
// expected-warning@-5 {{deprecated}}
// expected-warning@-5 {{deprecated}}
// expected-warning@-5 {{deprecated}}
#endif
(void)arr[((void)1, 2)];
(void)arr[(X(), X())];
(void)((void)1,2)[arr];
(void)(X(), X())[arr];
X()[((void)1, 2)];
X()[(X(), X())];
}
# 1 "/usr/include/system-header.h" 1 3
void system_header_function(void) throw();