blob: df46814753955594adefbc0c274070db9fc75a17 [file] [log] [blame]
// RUN: clang -fsyntax-only -verify -std=c++0x %s
typedef int&& irr;
typedef irr& ilr_c1; // Collapses to int&
typedef int& ilr;
typedef ilr&& ilr_c2; // Collapses to int&
irr ret_irr() {
return 0;
}
struct not_int {};
int over(int&);
not_int over(int&&);
int over2(const int&);
not_int over2(int&&);
struct conv_to_not_int_rvalue {
operator not_int &&();
};
void f() {
int &&virr1; // expected-error {{declaration of reference variable 'virr1' requires an initializer}}
int &&virr2 = 0;
int &&virr3 = virr2; // expected-error {{rvalue reference cannot bind to lvalue}}
int i1 = 0;
int &&virr4 = i1; // expected-error {{rvalue reference cannot bind to lvalue}}
int &&virr5 = ret_irr();
int &&virr6 = static_cast<int&&>(i1);
(void)static_cast<not_int&&>(i1); // expected-error {{types are not compatible}}
int i2 = over(i1);
not_int ni1 = over(0);
int i3 = over(virr2);
not_int ni2 = over(ret_irr());
int i4 = over2(i1);
// not_int ni3 = over2(0); FIXME: this should be well-formed.
ilr_c1 vilr1 = i1;
ilr_c2 vilr2 = i1;
conv_to_not_int_rvalue cnir;
not_int &&ni4 = cnir;
not_int &ni5 = cnir; // expected-error{{non-const lvalue reference to type 'struct not_int' cannot be initialized with a value of type 'struct conv_to_not_int_rvalue'}}
try {
} catch(int&&) { // expected-error {{cannot catch exceptions by rvalue reference}}
}
}