| 1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
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| 2 | |
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| 3 | template<typename T, typename U> |
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| 4 | struct is_same { |
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| 5 | static const bool value = false; |
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| 6 | }; |
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| 7 | |
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| 8 | template<typename T> |
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| 9 | struct is_same<T, T> { |
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| 10 | static const bool value = true; |
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| 11 | }; |
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| 12 | |
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| 13 | typedef int __attribute__((address_space(1))) int_1;; |
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| 14 | typedef int __attribute__((address_space(2))) int_2;; |
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| 15 | typedef int __attribute__((address_space(1))) *int_1_ptr; |
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| 16 | typedef int_2 *int_2_ptr; |
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| 17 | |
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| 18 | // Check that we maintain address spaces through template argument |
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| 19 | // deduction from a type. |
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| 20 | template<typename T> |
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| 21 | struct remove_pointer { |
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| 22 | typedef T type; |
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| 23 | }; |
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| 24 | |
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| 25 | template<typename T> |
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| 26 | struct remove_pointer<T *> { |
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| 27 | typedef T type; |
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| 28 | }; |
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| 29 | |
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| 30 | int check_remove0[is_same<remove_pointer<int_1_ptr>::type, int_1>::value? 1 : -1]; |
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| 31 | int check_remove1[is_same<remove_pointer<int_2_ptr>::type, int_2>::value? 1 : -1]; |
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| 32 | int check_remove2[is_same<remove_pointer<int_2_ptr>::type, int>::value? -1 : 1]; |
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| 33 | int check_remove3[is_same<remove_pointer<int_2_ptr>::type, int_1>::value? -1 : 1]; |
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| 34 | |
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| 35 | template<typename T> |
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| 36 | struct is_pointer_in_address_space_1 { |
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| 37 | static const bool value = false; |
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| 38 | }; |
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| 39 | |
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| 40 | template<typename T> |
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| 41 | struct is_pointer_in_address_space_1<T __attribute__((address_space(1))) *> { |
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| 42 | static const bool value = true; |
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| 43 | }; |
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| 44 | |
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| 45 | int check_ptr_in_as1[is_pointer_in_address_space_1<int_1_ptr>::value? 1 : -1]; |
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| 46 | int check_ptr_in_as2[is_pointer_in_address_space_1<int_2_ptr>::value? -1 : 1]; |
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| 47 | int check_ptr_in_as3[is_pointer_in_address_space_1<int*>::value? -1 : 1]; |
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| 48 | |
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| 49 | // Check that we maintain address spaces through template argument |
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| 50 | // deduction for a call. |
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| 51 | template<typename T> |
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| 52 | void accept_any_pointer(T*) { |
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| 53 | 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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| 54 | // expected-error{{cannot initialize a variable of type '__attribute__((address_space(3))) int *' with an rvalue of type 'int'}} |
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| 55 | } |
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| 56 | |
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| 57 | void test_accept_any_pointer(int_1_ptr ip1, int_2_ptr ip2) { |
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| 58 | static __attribute__((address_space(3))) int array[17]; |
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| 59 | accept_any_pointer(ip1); // expected-note{{in instantiation of}} |
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| 60 | accept_any_pointer(array); // expected-note{{in instantiation of}} |
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| 61 | } |
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| 62 | |
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| 63 | template<typename T> struct identity {}; |
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| 64 | |
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| 65 | template<typename T> |
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| 66 | identity<T> accept_arg_in_address_space_1(__attribute__((address_space(1))) T &ir1); |
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| 67 | |
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| 68 | template<typename T> |
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| 69 | identity<T> accept_any_arg(T &ir1); |
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| 70 | |
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| 71 | void test_arg_in_address_space_1() { |
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| 72 | static int __attribute__((address_space(1))) int_1; |
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| 73 | identity<int> ii = accept_arg_in_address_space_1(int_1); |
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| 74 | identity<int __attribute__((address_space(1)))> ii2 = accept_any_arg(int_1); |
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| 75 | } |
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| 76 | |
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| 77 | // Partial ordering |
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| 78 | template<typename T> int &order1(__attribute__((address_space(1))) T&); |
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| 79 | template<typename T> float &order1(T&); |
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| 80 | |
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| 81 | void test_order1() { |
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| 82 | static __attribute__((address_space(1))) int i1; |
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| 83 | int i; |
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| 84 | int &ir = order1(i1); |
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| 85 | float &fr = order1(i); |
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| 86 | } |
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| 87 | |
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