86 lines
2.8 KiB
C++
86 lines
2.8 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s
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template<typename T, typename U>
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struct is_same {
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static const bool value = false;
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};
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template<typename T>
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struct is_same<T, T> {
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static const bool value = true;
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};
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typedef int __attribute__((address_space(1))) int_1;;
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typedef int __attribute__((address_space(2))) int_2;;
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typedef int __attribute__((address_space(1))) *int_1_ptr;
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typedef int_2 *int_2_ptr;
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// Check that we maintain address spaces through template argument
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// deduction from a type.
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template<typename T>
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struct remove_pointer {
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typedef T type;
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};
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template<typename T>
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struct remove_pointer<T *> {
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typedef T type;
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};
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int check_remove0[is_same<remove_pointer<int_1_ptr>::type, int_1>::value? 1 : -1];
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int check_remove1[is_same<remove_pointer<int_2_ptr>::type, int_2>::value? 1 : -1];
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int check_remove2[is_same<remove_pointer<int_2_ptr>::type, int>::value? -1 : 1];
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int check_remove3[is_same<remove_pointer<int_2_ptr>::type, int_1>::value? -1 : 1];
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template<typename T>
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struct is_pointer_in_address_space_1 {
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static const bool value = false;
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};
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template<typename T>
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struct is_pointer_in_address_space_1<T __attribute__((address_space(1))) *> {
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static const bool value = true;
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};
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int check_ptr_in_as1[is_pointer_in_address_space_1<int_1_ptr>::value? 1 : -1];
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int check_ptr_in_as2[is_pointer_in_address_space_1<int_2_ptr>::value? -1 : 1];
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int check_ptr_in_as3[is_pointer_in_address_space_1<int*>::value? -1 : 1];
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// Check that we maintain address spaces through template argument
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// deduction for a call.
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template<typename T>
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void accept_any_pointer(T*) {
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T *x = 1; // expected-error{{cannot initialize a variable of type '__attribute__((address_space(1))) int *' with an rvalue of type 'int'}} \
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// expected-error{{cannot initialize a variable of type '__attribute__((address_space(3))) int *' with an rvalue of type 'int'}}
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}
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void test_accept_any_pointer(int_1_ptr ip1, int_2_ptr ip2) {
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static __attribute__((address_space(3))) int array[17];
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accept_any_pointer(ip1); // expected-note{{in instantiation of}}
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accept_any_pointer(array); // expected-note{{in instantiation of}}
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}
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template<typename T> struct identity {};
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template<typename T>
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identity<T> accept_arg_in_address_space_1(__attribute__((address_space(1))) T &ir1);
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template<typename T>
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identity<T> accept_any_arg(T &ir1);
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void test_arg_in_address_space_1() {
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static int __attribute__((address_space(1))) int_1;
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identity<int> ii = accept_arg_in_address_space_1(int_1);
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identity<int __attribute__((address_space(1)))> ii2 = accept_any_arg(int_1);
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}
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// Partial ordering
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template<typename T> int &order1(__attribute__((address_space(1))) T&);
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template<typename T> float &order1(T&);
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void test_order1() {
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static __attribute__((address_space(1))) int i1;
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int i;
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int &ir = order1(i1);
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float &fr = order1(i);
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}
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