forked from OSchip/llvm-project
143 lines
3.8 KiB
C++
143 lines
3.8 KiB
C++
// RUN: %clang_cc1 -std=c++0x -fsyntax-only -verify %s
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struct one { char c[1]; };
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struct two { char c[2]; };
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namespace aggregate {
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struct S {
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int ar[2];
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struct T {
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int i1;
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int i2;
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} t;
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struct U {
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int i1;
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} u[2];
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struct V {
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int var[2];
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} v;
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};
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void bracing() {
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S s1 = { 1, 2, 3 ,4, 5, 6, 7, 8 };
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S s2{ {1, 2}, {3, 4}, { {5}, {6} }, { {7, 8} } };
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S s3{ 1, 2, 3, 4, 5, 6 };
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S s4{ {1, 2}, {3, 4}, {5, 6}, { {7, 8} } };
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S s5{ {1, 2}, {3, 4}, { {5}, {6} }, {7, 8} };
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}
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void bracing_new() {
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new S{ {1, 2}, {3, 4}, { {5}, {6} }, { {7, 8} } };
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new S{ 1, 2, 3, 4, 5, 6 };
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new S{ {1, 2}, {3, 4}, {5, 6}, { {7, 8} } };
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new S{ {1, 2}, {3, 4}, { {5}, {6} }, {7, 8} };
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}
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void bracing_construct() {
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(void) S{ {1, 2}, {3, 4}, { {5}, {6} }, { {7, 8} } };
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(void) S{ 1, 2, 3, 4, 5, 6 };
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(void) S{ {1, 2}, {3, 4}, {5, 6}, { {7, 8} } };
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(void) S{ {1, 2}, {3, 4}, { {5}, {6} }, {7, 8} };
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}
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struct String {
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String(const char*);
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};
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struct A {
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int m1;
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int m2;
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};
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void function_call() {
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void takes_A(A);
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takes_A({1, 2});
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}
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struct B {
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int m1;
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String m2;
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};
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void overloaded_call() {
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one overloaded(A);
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two overloaded(B);
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static_assert(sizeof(overloaded({1, 2})) == sizeof(one), "bad overload");
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static_assert(sizeof(overloaded({1, "two"})) == sizeof(two),
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"bad overload");
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// String is not default-constructible
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static_assert(sizeof(overloaded({1})) == sizeof(one), "bad overload");
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}
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struct C { int a[2]; C():a({1, 2}) { } }; // expected-error {{parenthesized initialization of a member array is a GNU extension}}
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}
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namespace array_explicit_conversion {
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typedef int test1[2];
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typedef int test2[];
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template<int x> struct A { int a[x]; }; // expected-error {{'a' declared as an array with a negative size}}
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typedef A<1> test3[];
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typedef A<-1> test4[];
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void f() {
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(void)test1{1};
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(void)test2{1};
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(void)test3{{{1}}};
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(void)test4{{{1}}}; // expected-note {{in instantiation of template class 'array_explicit_conversion::A<-1>' requested here}}
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}
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}
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namespace sub_constructor {
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struct DefaultConstructor { // expected-note 2 {{not viable}}
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DefaultConstructor(); // expected-note {{not viable}}
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int x;
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};
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struct NoDefaultConstructor1 { // expected-note 2 {{not viable}}
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NoDefaultConstructor1(int); // expected-note {{not viable}}
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int x;
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};
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struct NoDefaultConstructor2 { // expected-note 4 {{not viable}}
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NoDefaultConstructor2(int,int); // expected-note 2 {{not viable}}
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int x;
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};
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struct Aggr {
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DefaultConstructor a;
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NoDefaultConstructor1 b;
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NoDefaultConstructor2 c;
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};
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Aggr ok1 { {}, {0} , {0,0} };
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Aggr ok2 = { {}, {0} , {0,0} };
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Aggr too_many { {0} , {0} , {0,0} }; // expected-error {{no matching constructor for initialization}}
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Aggr too_few { {} , {0} , {0} }; // expected-error {{no matching constructor for initialization}}
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Aggr invalid { {} , {&ok1} , {0,0} }; // expected-error {{no matching constructor for initialization}}
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NoDefaultConstructor2 array_ok[] = { {0,0} , {0,1} };
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NoDefaultConstructor2 array_error[] = { {0,0} , {0} }; // expected-error {{no matching constructor for initialization}}
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}
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namespace multidimensional_array {
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void g(const int (&)[2][2]) {}
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void g(const int (&)[2][2][2]) = delete;
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void h() {
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g({{1,2},{3,4}});
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}
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}
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namespace array_addressof {
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using T = int[5];
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T *p = &T{1,2,3,4,5}; // expected-error {{taking the address of a temporary object of type 'array_addressof::T' (aka 'int[5]')}}
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}
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namespace PR24816 {
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struct { int i; } ne = {{0, 1}}; // expected-error{{excess elements in scalar initializer}}
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}
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namespace no_crash {
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class Foo; // expected-note {{forward declaration}}
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void test(int size) {
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Foo array[size] = {0}; // expected-error {{variable has incomplete type}}
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}
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}
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