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35 lines
1.6 KiB
35 lines
1.6 KiB
4 months ago
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// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
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struct X { };
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template<typename T> T& lvalue();
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template<typename T> T&& xvalue();
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template<typename T> T prvalue();
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// In a .* expression whose object expression is an rvalue, the
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// program is ill-formed if the second operand is a pointer to member
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// function with ref-qualifier &. In a ->* expression or in a .*
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// expression whose object expression is an lvalue, the program is
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// ill-formed if the second operand is a pointer to member function
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// with ref-qualifier &&.
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void test(X *xp, int (X::*pmf)(int), int (X::*l_pmf)(int) &,
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int (X::*r_pmf)(int) &&) {
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// No ref-qualifier.
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(lvalue<X>().*pmf)(17);
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(xvalue<X>().*pmf)(17);
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(prvalue<X>().*pmf)(17);
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(xp->*pmf)(17);
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// Lvalue ref-qualifier.
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(lvalue<X>().*l_pmf)(17);
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(xvalue<X>().*l_pmf)(17); // expected-error-re{{pointer-to-member function type 'int (X::*)(int){{( __attribute__\(\(thiscall\)\))?}} &' can only be called on an lvalue}}
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(prvalue<X>().*l_pmf)(17); // expected-error-re{{pointer-to-member function type 'int (X::*)(int){{( __attribute__\(\(thiscall\)\))?}} &' can only be called on an lvalue}}
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(xp->*l_pmf)(17);
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// Rvalue ref-qualifier.
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(lvalue<X>().*r_pmf)(17); // expected-error-re{{pointer-to-member function type 'int (X::*)(int){{( __attribute__\(\(thiscall\)\))?}} &&' can only be called on an rvalue}}
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(xvalue<X>().*r_pmf)(17);
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(prvalue<X>().*r_pmf)(17);
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(xp->*r_pmf)(17); // expected-error-re{{pointer-to-member function type 'int (X::*)(int){{( __attribute__\(\(thiscall\)\))?}} &&' can only be called on an rvalue}}
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}
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