182 lines
7.3 KiB
C++
182 lines
7.3 KiB
C++
// RUN: %clang_cc1 -verify -std=c++11 -Wno-anonymous-pack-parens %s
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// RUN: cp %s %t
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// RUN: not %clang_cc1 -x c++ -std=c++11 -fixit %t
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// RUN: %clang_cc1 -Wall -pedantic -x c++ -std=c++11 %t
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/* This is a test of the various code modification hints that only
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apply in C++0x. */
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struct A {
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explicit operator int(); // expected-note{{conversion to integral type}}
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};
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void x() {
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switch(A()) { // expected-error{{explicit conversion to}}
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}
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}
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using ::T = void; // expected-error {{name defined in alias declaration must be an identifier}}
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using typename U = void; // expected-error {{name defined in alias declaration must be an identifier}}
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using typename ::V = void; // expected-error {{name defined in alias declaration must be an identifier}}
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namespace SemiCommaTypo {
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int m {},
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n [[]], // expected-error {{expected ';' at end of declaration}}
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int o;
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struct Base {
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virtual void f2(), f3();
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};
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struct MemberDeclarator : Base {
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int k : 4,
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//[[]] : 1, FIXME: test this once we support attributes here
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: 9, // expected-error {{expected ';' at end of declaration}}
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char c, // expected-error {{expected ';' at end of declaration}}
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typedef void F(), // expected-error {{expected ';' at end of declaration}}
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F f1,
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f2 final,
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f3 override, // expected-error {{expected ';' at end of declaration}}
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};
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}
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namespace ScopedEnum {
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enum class E { a };
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enum class E b = E::a; // expected-error {{must use 'enum' not 'enum class'}}
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struct S {
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friend enum class E; // expected-error {{must use 'enum' not 'enum class'}}
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};
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}
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struct S2 {
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void f(int i);
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void g(int i);
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};
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void S2::f(int i) {
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(void)[&, &i, &i]{}; // expected-error 2{{'&' cannot precede a capture when the capture default is '&'}}
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(void)[i, i]{ }; // expected-error{{'i' can appear only once in a capture list}}
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(void)[&, i, i]{ }; // expected-error{{'i' can appear only once in a capture list}}
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(void)[] mutable { }; // expected-error{{lambda requires '()' before 'mutable'}}
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(void)[] -> int { }; // expected-error{{lambda requires '()' before return type}}
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delete []() { return new int; }(); // expected-error{{'[]' after delete interpreted as 'delete[]'}}
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delete [] { return new int; }(); // expected-error{{'[]' after delete interpreted as 'delete[]'}}
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}
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#define bar "bar"
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const char *p = "foo"bar; // expected-error {{requires a space between}}
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#define ord - '0'
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int k = '4'ord; // expected-error {{requires a space between}}
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void operator"x" _y(char); // expected-error {{must be '""'}}
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void operator L"" _z(char); // expected-error {{encoding prefix}}
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void operator "x" "y" U"z" ""_whoops "z" "y"(char); // expected-error {{must be '""'}}
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void f() {
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'b'_y;
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'c'_z;
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'd'_whoops;
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}
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template<typename ...Ts> struct MisplacedEllipsis {
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int a(Ts ...(x)); // expected-error {{'...' must immediately precede declared identifier}}
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int b(Ts ...&x); // expected-error {{'...' must immediately precede declared identifier}}
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int c(Ts ...&); // expected-error {{'...' must be innermost component of anonymous pack declaration}}
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int d(Ts ...(...&...)); // expected-error 2{{'...' must be innermost component of anonymous pack declaration}}
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int e(Ts ...*[]); // expected-error {{'...' must be innermost component of anonymous pack declaration}}
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int f(Ts ...(...*)()); // expected-error 2{{'...' must be innermost component of anonymous pack declaration}}
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int g(Ts ...()); // ok
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};
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namespace TestMisplacedEllipsisRecovery {
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MisplacedEllipsis<int, char> me;
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int i; char k;
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int *ip; char *kp;
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int ifn(); char kfn();
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int a = me.a(i, k);
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int b = me.b(i, k);
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int c = me.c(i, k);
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int d = me.d(i, k);
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int e = me.e(&ip, &kp);
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int f = me.f(ifn, kfn);
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int g = me.g(ifn, kfn);
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}
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template<template<typename> ...Foo, // expected-error {{template template parameter requires 'class' after the parameter list}}
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template<template<template<typename>>>> // expected-error 3 {{template template parameter requires 'class' after the parameter list}}
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void func();
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template<int *ip> struct IP { }; // expected-note{{declared here}}
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IP<0> ip0; // expected-error{{null non-type template argument must be cast to template parameter type 'int *'}}
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namespace MissingSemi {
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struct a // expected-error {{expected ';' after struct}}
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struct b // expected-error {{expected ';' after struct}}
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enum x : int { x1, x2, x3 } // expected-error {{expected ';' after enum}}
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struct c // expected-error {{expected ';' after struct}}
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enum x : int // expected-error {{expected ';' after enum}}
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// FIXME: The following gives a poor diagnostic (we parse the 'int' and the
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// 'struct' as part of the same enum-base.
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// enum x : int
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// struct y
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namespace N {
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struct d // expected-error {{expected ';' after struct}}
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}
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}
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namespace NonStaticConstexpr {
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struct foo {
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constexpr int i; // expected-error {{non-static data member cannot be constexpr; did you intend to make it const?}}
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constexpr int j = 7; // expected-error {{non-static data member cannot be constexpr; did you intend to make it static?}}
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constexpr const int k; // expected-error {{non-static data member cannot be constexpr; did you intend to make it const?}}
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foo() : i(3), k(4) {
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}
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static int get_j() {
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return j;
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}
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};
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}
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int RegisterVariable() {
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register int n; // expected-warning {{'register' storage class specifier is deprecated}}
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return n;
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}
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namespace MisplacedParameterPack {
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template <typename Args...> // expected-error {{'...' must immediately precede declared identifier}}
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void misplacedEllipsisInTypeParameter(Args...);
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template <typename... Args...> // expected-error {{'...' must immediately precede declared identifier}}
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void redundantEllipsisInTypeParameter(Args...);
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template <template <typename> class Args...> // expected-error {{'...' must immediately precede declared identifier}}
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void misplacedEllipsisInTemplateTypeParameter(Args<int>...);
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template <template <typename> class... Args...> // expected-error {{'...' must immediately precede declared identifier}}
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void redundantEllipsisInTemplateTypeParameter(Args<int>...);
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template <int N...> // expected-error {{'...' must immediately precede declared identifier}}
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void misplacedEllipsisInNonTypeTemplateParameter();
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template <int... N...> // expected-error {{'...' must immediately precede declared identifier}}
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void redundantEllipsisInNonTypeTemplateParameter();
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}
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namespace MisplacedDeclAndRefSpecAfterVirtSpec {
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struct B {
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virtual void f();
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virtual void f() volatile const;
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};
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struct D : B {
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virtual void f() override;
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virtual void f() override final const volatile; // expected-error {{'const' qualifier may not appear after the virtual specifier 'final'}} expected-error {{'volatile' qualifier may not appear after the virtual specifier 'final'}}
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};
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struct B2 {
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virtual void f() &;
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virtual void f() volatile const &&;
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};
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struct D2 : B2 {
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virtual void f() override &; // expected-error {{'&' qualifier may not appear after the virtual specifier 'override'}}
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virtual void f() override final const volatile &&; // expected-error {{'const' qualifier may not appear after the virtual specifier 'final'}} expected-error {{'volatile' qualifier may not appear after the virtual specifier 'final'}} expected-error {{'&&' qualifier may not appear after the virtual specifier 'final'}}
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};
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}
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