mirror of
https://github.com/capstone-engine/llvm-capstone.git
synced 2024-12-12 01:18:53 +00:00
b12aea6659
Reviewed By: #clang-language-wg, erichkeane Differential Revision: https://reviews.llvm.org/D138918
265 lines
12 KiB
C++
265 lines
12 KiB
C++
// RUN: %clang_cc1 -std=c++98 %s -Wno-parentheses -Wdeprecated -verify=expected,not-cxx20 -triple x86_64-linux-gnu
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// RUN: %clang_cc1 -std=c++98 %s -Wno-parentheses -Wdeprecated -verify=expected,not-cxx20 -triple x86_64-linux-gnu -fms-compatibility
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// RUN: %clang_cc1 -std=c++11 %s -Wno-parentheses -Wdeprecated -verify=expected,not-cxx20 -triple x86_64-linux-gnu
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// RUN: %clang_cc1 -std=c++11 %s -Wno-parentheses -Wdeprecated -verify=expected,not-cxx20 -triple x86_64-linux-gnu -fms-compatibility
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// RUN: %clang_cc1 -std=c++14 %s -Wno-parentheses -Wdeprecated -verify=expected,not-cxx20 -triple x86_64-linux-gnu
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// RUN: %clang_cc1 -std=c++14 %s -Wno-parentheses -Wdeprecated -verify=expected,not-cxx20 -triple x86_64-linux-gnu -fms-compatibility
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// RUN: %clang_cc1 -std=c++17 %s -Wno-parentheses -Wdeprecated -verify=expected,not-cxx20 -triple x86_64-linux-gnu
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// RUN: %clang_cc1 -std=c++17 %s -Wno-parentheses -Wdeprecated -verify=expected,not-cxx20 -triple x86_64-linux-gnu -fms-compatibility
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// RUN: %clang_cc1 -std=c++2a %s -Wno-parentheses -Wdeprecated -verify=expected,cxx20 -triple x86_64-linux-gnu
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// RUN: %clang_cc1 -std=c++2a %s -Wno-parentheses -Wdeprecated -verify=expected,cxx20 -triple x86_64-linux-gnu -fms-compatibility
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// RUN: %clang_cc1 -std=c++14 %s -Wno-parentheses -Wdeprecated -verify=expected,not-cxx20 -triple x86_64-linux-gnu -Wno-deprecated-register -DNO_DEPRECATED_FLAGS
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// RUN: %clang_cc1 -std=c++14 %s -Wno-parentheses -Wdeprecated -verify=expected,not-cxx20 -triple x86_64-linux-gnu -Wno-deprecated-register -DNO_DEPRECATED_FLAGS -fms-compatibility
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#include "Inputs/register.h"
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namespace std {
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struct type_info {};
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}
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void g() throw();
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void h() throw(int);
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void i() throw(...);
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#if __cplusplus > 201402L
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// expected-warning@-4 {{dynamic exception specifications are deprecated}} expected-note@-4 {{use 'noexcept' instead}}
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// expected-error@-4 {{ISO C++17 does not allow dynamic exception specifications}} expected-note@-4 {{use 'noexcept(false)' instead}}
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// expected-error@-4 {{ISO C++17 does not allow dynamic exception specifications}} expected-note@-4 {{use 'noexcept(false)' instead}}
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#elif __cplusplus >= 201103L
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// expected-warning@-8 {{dynamic exception specifications are deprecated}} expected-note@-8 {{use 'noexcept' instead}}
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// expected-warning@-8 {{dynamic exception specifications are deprecated}} expected-note@-8 {{use 'noexcept(false)' instead}}
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// expected-warning@-8 {{dynamic exception specifications are deprecated}} expected-note@-8 {{use 'noexcept(false)' instead}}
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#endif
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void stuff(register int q) {
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#if __cplusplus > 201402L
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// expected-error@-2 {{ISO C++17 does not allow 'register' storage class specifier}}
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#elif __cplusplus >= 201103L && !defined(NO_DEPRECATED_FLAGS)
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// expected-warning@-4 {{'register' storage class specifier is deprecated}}
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#endif
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register int n;
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#if __cplusplus > 201402L
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// expected-error@-2 {{ISO C++17 does not allow 'register' storage class specifier}}
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#elif __cplusplus >= 201103L && !defined(NO_DEPRECATED_FLAGS)
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// expected-warning@-4 {{'register' storage class specifier is deprecated}}
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#endif
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register int m asm("rbx"); // no-warning
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int k = to_int(n); // no-warning
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bool b;
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++b;
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#if __cplusplus > 201402L
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// expected-error@-2 {{ISO C++17 does not allow incrementing expression of type bool}}
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#else
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// expected-warning@-4 {{incrementing expression of type bool is deprecated}}
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#endif
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b++;
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#if __cplusplus > 201402L
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// expected-error@-2 {{ISO C++17 does not allow incrementing expression of type bool}}
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#else
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// expected-warning@-4 {{incrementing expression of type bool is deprecated}}
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#endif
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char *p = "foo";
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#if __cplusplus < 201103L
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// expected-warning@-2 {{conversion from string literal to 'char *' is deprecated}}
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#else
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// expected-warning@-4 {{ISO C++11 does not allow conversion from string literal to 'char *'}}
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#endif
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}
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struct S { int n; void operator+(int); };
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struct T : private S {
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S::n;
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#if __cplusplus < 201103L
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// expected-warning@-2 {{access declarations are deprecated; use using declarations instead}}
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#else
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// expected-error@-4 {{ISO C++11 does not allow access declarations; use using declarations instead}}
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#endif
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S::operator+;
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#if __cplusplus < 201103L
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// expected-warning@-2 {{access declarations are deprecated; use using declarations instead}}
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#else
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// expected-error@-4 {{ISO C++11 does not allow access declarations; use using declarations instead}}
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#endif
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};
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#if __cplusplus >= 201103L
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namespace DeprecatedCopy {
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struct Assign {
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Assign &operator=(const Assign&); // expected-warning {{definition of implicit copy constructor for 'Assign' is deprecated because it has a user-provided copy assignment operator}}
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};
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Assign a1, a2(a1); // expected-note {{implicit copy constructor for 'DeprecatedCopy::Assign' first required here}}
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struct Ctor {
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Ctor();
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Ctor(const Ctor&); // expected-warning {{definition of implicit copy assignment operator for 'Ctor' is deprecated because it has a user-provided copy constructor}}
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};
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Ctor b1, b2;
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void f() { b1 = b2; } // expected-note {{implicit copy assignment operator for 'DeprecatedCopy::Ctor' first required here}}
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struct Dtor {
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~Dtor();
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// expected-warning@-1 {{definition of implicit copy constructor for 'Dtor' is deprecated because it has a user-provided destructor}}
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// expected-warning@-2 {{definition of implicit copy assignment operator for 'Dtor' is deprecated because it has a user-provided destructor}}
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};
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Dtor c1, c2(c1); // expected-note {{implicit copy constructor for 'DeprecatedCopy::Dtor' first required here}}
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void g() { c1 = c2; } // expected-note {{implicit copy assignment operator for 'DeprecatedCopy::Dtor' first required here}}
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struct DefaultedDtor {
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~DefaultedDtor() = default; // expected-warning {{definition of implicit copy constructor for 'DefaultedDtor' is deprecated because it has a user-declared destructor}}
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}; // expected-warning@-1 {{definition of implicit copy assignment operator for 'DefaultedDtor' is deprecated because it has a user-declared destructor}}
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DefaultedDtor d1;
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DefaultedDtor d2(d1); // expected-note {{in implicit copy constructor for 'DeprecatedCopy::DefaultedDtor' first required here}}
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void h() { d1 = d2; } // expected-note {{in implicit copy assignment operator for 'DeprecatedCopy::DefaultedDtor' first required here}}
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}
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#endif
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struct X {
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friend int operator,(X, X);
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void operator[](int);
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};
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void array_index_comma() {
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int arr[123];
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(void)arr[(void)1, 2];
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(void)arr[X(), X()];
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X()[(void)1, 2];
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X()[X(), X()];
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#if __cplusplus > 201703L
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// expected-warning@-5 {{deprecated}}
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// expected-warning@-5 {{deprecated}}
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// expected-warning@-5 {{deprecated}}
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// expected-warning@-5 {{deprecated}}
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#endif
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(void)arr[((void)1, 2)];
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(void)arr[(X(), X())];
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(void)((void)1,2)[arr];
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(void)(X(), X())[arr];
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X()[((void)1, 2)];
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X()[(X(), X())];
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}
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namespace DeprecatedVolatile {
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volatile int n = 1;
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void use(int);
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void f() {
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// simple assignments are deprecated only if their value is used
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n = 5; // ok
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#if __cplusplus >= 201103L
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decltype(n = 5) m = n; // ok expected-warning {{side effects}}
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(void)noexcept(n = 5); // ok expected-warning {{side effects}}
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#endif
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(void)typeid(n = 5); // ok expected-warning {{side effects}}
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(n = 5, 0); // ok
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use(n = 5); // cxx20-warning {{use of result of assignment to object of volatile-qualified type 'volatile int' is deprecated}}
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int q = n = 5; // cxx20-warning {{deprecated}}
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q = n = 5; // cxx20-warning {{deprecated}}
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#if __cplusplus >= 201103L
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decltype(q = n = 5) m2 = q; // cxx20-warning {{deprecated}} expected-warning {{side effects}}
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(void)noexcept(q = n = 5); // cxx20-warning {{deprecated}} expected-warning {{side effects}}
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#endif
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(void)sizeof(q = n = 5); // cxx20-warning {{deprecated}} expected-warning {{side effects}}
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(void)typeid(use(n = 5)); // cxx20-warning {{deprecated}} expected-warning {{side effects}}
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(void)__alignof(+(n = 5)); // cxx20-warning {{deprecated}} expected-warning {{side effects}}
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// FIXME: These cases are technically deprecated because the parens are
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// part of the operand, but we choose to not diagnose for now.
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(void)sizeof(n = 5); // expected-warning {{side effects}}
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(void)__alignof(n = 5); // expected-warning {{side effects}}
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// Similarly here.
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(n = 5);
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volatile bool b = true;
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if (b = true) {} // cxx20-warning {{deprecated}}
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for (b = true;
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b = true; // cxx20-warning {{deprecated}}
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b = true) {}
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for (volatile bool x = true;
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volatile bool y = true; // ok despite volatile load from volatile initialization
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) {}
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// inc / dec / compound assignments are always deprecated
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++n; // cxx20-warning {{increment of object of volatile-qualified type 'volatile int' is deprecated}}
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--n; // cxx20-warning {{decrement of object of volatile-qualified type 'volatile int' is deprecated}}
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n++; // cxx20-warning {{increment of object of volatile-qualified type 'volatile int' is deprecated}}
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n--; // cxx20-warning {{decrement of object of volatile-qualified type 'volatile int' is deprecated}}
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n += 5; // undeprecated as a DR in C++23
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n *= 3; // undeprecated as a DR in C++23
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n /= 2; // undeprecated as a DR in C++23
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n %= 42; // undeprecated as a DR in C++23
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n &= 2; // undeprecated as a DR in C++23
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n |= 2; // undeprecated as a DR in C++23
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n ^= 2; // undeprecated as a DR in C++23
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(void)__is_trivially_assignable(volatile int&, int); // no warning
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#if __cplusplus >= 201703L
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struct X { int a, b; };
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volatile auto [x, y] = X{1, 2}; // cxx20-warning {{volatile qualifier in structured binding declaration is deprecated}}
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struct Y { volatile int a, b; };
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auto [x2, y2] = Y{1, 2}; // ok
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#endif
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}
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volatile int g( // cxx20-warning {{volatile-qualified return type 'volatile int' is deprecated}}
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volatile int n, // cxx20-warning {{volatile-qualified parameter type 'volatile int' is deprecated}}
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volatile int (*p)( // cxx20-warning {{volatile-qualified return type 'volatile int' is deprecated}}
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volatile int m) // cxx20-warning {{volatile-qualified parameter type 'volatile int' is deprecated}}
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);
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#if __cplusplus >= 201103L
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auto lambda = []( // cxx20-warning{{volatile-qualified return type 'volatile int' is deprecated}}
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volatile int n) // cxx20-warning{{volatile-qualified parameter type 'volatile int' is deprecated}}
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-> volatile int { return n; };
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#endif
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template<typename T> T f(T v); // cxx20-warning 2{{deprecated}}
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int use_f = f<volatile int>(0); // FIXME: Missing "in instantiation of" note.
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// OK, only the built-in operators are deprecated.
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struct UDT {
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UDT(volatile const UDT&);
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UDT &operator=(const UDT&);
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UDT &operator=(const UDT&) volatile;
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UDT operator+=(const UDT&) volatile;
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};
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void h(UDT a) {
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volatile UDT b = a;
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volatile UDT c = b;
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a = c = a;
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b += a;
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}
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}
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namespace ArithConv {
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enum E { e } e2;
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enum F { f };
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bool b1 = e == e2;
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bool b2 = e == f; // not-cxx20-warning-re {{different enumeration types ('ArithConv::E' and 'ArithConv::F'){{$}}}} cxx20-warning {{F') is deprecated}}
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bool b3 = e == 0.0; // cxx20-warning {{comparison of enumeration type 'ArithConv::E' with floating-point type 'double' is deprecated}}
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bool b4 = 0.0 == f; // cxx20-warning {{comparison of floating-point type 'double' with enumeration type 'ArithConv::F' is deprecated}}
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int n1 = true ? e : f; // cxx20-warning {{conditional expression between different enumeration types ('ArithConv::E' and 'ArithConv::F') is deprecated}}
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int n2 = true ? e : 0.0; // cxx20-warning {{conditional expression between enumeration type 'ArithConv::E' and floating-point type 'double' is deprecated}}
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}
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namespace ArrayComp {
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int arr1[3], arr2[4];
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bool b1 = arr1 == arr2; // expected-warning {{array comparison always evaluates to false}} cxx20-warning {{comparison between two arrays is deprecated}}
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bool b2 = arr1 < arr2; // expected-warning {{array comparison always evaluates to a constant}} cxx20-warning {{comparison between two arrays is deprecated}}
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__attribute__((weak)) int arr3[3];
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bool b3 = arr1 == arr3; // cxx20-warning {{comparison between two arrays is deprecated}}
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bool b4 = arr1 < arr3; // cxx20-warning {{comparison between two arrays is deprecated}}
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#if __cplusplus > 201703L
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bool b5 = arr1 <=> arr2; // cxx20-error {{invalid operands}}
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#endif
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int (&f())[3];
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bool b6 = arr1 == f(); // cxx20-warning {{comparison between two arrays is deprecated}}
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bool b7 = arr1 == +f();
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}
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# 1 "/usr/include/system-header.h" 1 3
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void system_header_function(void) throw();
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