forked from OSchip/llvm-project
214 lines
6.3 KiB
C++
214 lines
6.3 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify -Wc++11-compat %s
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// RUN: %clang_cc1 -fsyntax-only -verify -Wc++11-compat %s -std=c++98
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class C {
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public:
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auto int errx; // expected-error {{storage class specified for a member declaration}}
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#if __cplusplus <= 199711L
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// expected-warning@-2 {{'auto' storage class specifier is redundant}}
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#else
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// expected-warning@-4 {{'auto' storage class specifier is not permitted in C++11, and will not be supported in future releases}}
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#endif
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register int erry; // expected-error {{storage class specified for a member declaration}}
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extern int errz; // expected-error {{storage class specified for a member declaration}}
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static void sm() {
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sx = 0;
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this->x = 0; // expected-error {{invalid use of 'this' outside of a non-static member function}}
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x = 0; // expected-error {{invalid use of member 'x' in static member function}}
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}
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class NestedC {
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public:
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NestedC(int);
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void f() {
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sx = 0;
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x = 0; // expected-error {{use of non-static data member 'x' of 'C' from nested type 'NestedC'}}
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sm();
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m(); // expected-error {{call to non-static member function 'm' of 'C' from nested type 'NestedC'}}
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}
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};
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int b : 1, w : 2;
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int : 1, : 2;
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typedef int E : 1; // expected-error {{typedef member 'E' cannot be a bit-field}}
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static int sb : 1; // expected-error {{static member 'sb' cannot be a bit-field}}
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static int vs;
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typedef int func();
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func tm;
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func *ptm;
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func btm : 1; // expected-error {{bit-field 'btm' has non-integral type}}
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NestedC bc : 1; // expected-error {{bit-field 'bc' has non-integral type}}
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enum E1 { en1, en2 };
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int i = 0;
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#if __cplusplus <= 199711L
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// expected-warning@-2 {{default member initializer for non-static data member is a C++11 extension}}
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#endif
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static int si = 0; // expected-error {{non-const static data member must be initialized out of line}}
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static const NestedC ci = 0; // expected-error {{static data member of type 'const C::NestedC' must be initialized out of line}}
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static const int nci = vs; // expected-error {{in-class initializer for static data member is not a constant expression}}
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static const int vi = 0;
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static const volatile int cvi = 0; // ok, illegal in C++11
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#if __cplusplus >= 201103L
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// expected-error@-2 {{static const volatile data member must be initialized out of line}}
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#endif
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static const E evi = 0;
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void m() {
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sx = 0;
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this->x = 0;
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y = 0;
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this = 0; // expected-error {{expression is not assignable}}
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}
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int f1(int p) {
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A z = 6;
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return p + x + this->y + z;
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}
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typedef int A;
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virtual int viv; // expected-error {{'virtual' can only appear on non-static member functions}}
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virtual static int vsif(); // expected-error {{'virtual' can only appear on non-static member functions}}
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virtual int vif();
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private:
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int x,y;
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static int sx;
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mutable int mi;
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mutable int &mir; // expected-error {{'mutable' cannot be applied to references}}
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mutable void mfn(); // expected-error {{'mutable' cannot be applied to functions}}
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mutable const int mci; // expected-error {{'mutable' and 'const' cannot be mixed}}
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static const int number = 50;
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static int arr[number];
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};
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class C2 {
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void f() {
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static int lx;
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class LC1 {
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int m() { return lx; }
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};
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class LC2 {
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int m() { return lx; }
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};
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}
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};
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struct C3 {
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int i;
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mutable int j;
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};
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void f()
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{
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const C3 c3 = { 1, 2 };
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(void)static_cast<int*>(&c3.i); // expected-error {{static_cast from 'const int *' to 'int *' is not allowed}}
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// but no error here
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(void)static_cast<int*>(&c3.j);
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}
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// Play with mutable a bit more, to make sure it doesn't crash anything.
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mutable int gi; // expected-error {{'mutable' can only be applied to member variables}}
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mutable void gfn(); // expected-error {{illegal storage class on function}}
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void ogfn()
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{
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mutable int ml; // expected-error {{'mutable' can only be applied to member variables}}
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// PR3020: This used to crash due to double ownership of C4.
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struct C4;
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C4; // expected-warning {{declaration does not declare anything}}
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}
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struct C4 {
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void f(); // expected-note{{previous declaration is here}}
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int f; // expected-error{{duplicate member 'f'}}
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};
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// PR5415 - don't hang!
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struct S
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{
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void f(); // expected-note 1 {{previous declaration}} expected-note {{previous declaration}}
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void S::f() {} // expected-error {{extra qualification on member}} expected-error {{class member cannot be redeclared}}
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void f() {} // expected-error {{class member cannot be redeclared}}
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};
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// Don't crash on this bogus code.
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namespace pr6629 {
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template<class T1, class T2> struct foo :
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bogus<foo<T1,T2> > // expected-error {{no template named 'bogus'}}
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{ };
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template<> struct foo<unknown,unknown> { // expected-error {{undeclared identifier 'unknown'}}
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template <typename U1, typename U2> struct bar {
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typedef bar type;
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static const int value = 0;
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};
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};
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}
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namespace PR7153 {
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class EnclosingClass {
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public:
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struct A { } mutable *member;
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};
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void f(const EnclosingClass &ec) {
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ec.member = 0;
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}
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}
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namespace PR7196 {
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struct A {
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int a;
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void f() {
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char i[sizeof(a)];
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enum { x = sizeof(i) };
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enum { y = sizeof(a) };
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}
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};
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}
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namespace rdar8066414 {
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class C {
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C() {}
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} // expected-error{{expected ';' after class}}
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}
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namespace rdar8367341 {
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float foo();
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#if __cplusplus >= 201103L
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// expected-note@-2 {{declared here}}
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#endif
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struct A {
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#if __cplusplus <= 199711L
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static const float x = 5.0f; // expected-warning {{in-class initializer for static data member of type 'const float' is a GNU extension}}
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static const float y = foo(); // expected-warning {{in-class initializer for static data member of type 'const float' is a GNU extension}} expected-error {{in-class initializer for static data member is not a constant expression}}
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#else
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static constexpr float x = 5.0f;
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static constexpr float y = foo(); // expected-error {{constexpr variable 'y' must be initialized by a constant expression}} expected-note {{non-constexpr function 'foo' cannot be used in a constant expression}}
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#endif
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};
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}
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namespace with_anon {
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struct S {
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union {
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char c;
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};
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};
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void f() {
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S::c; // expected-error {{invalid use of non-static data member}}
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}
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}
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struct PR9989 {
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static int const PR9989_Member = sizeof PR9989_Member;
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};
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