1 | // RUN: %clang_cc1 -x c++ -std=c++14 -fsyntax-only -verify %s |
2 | |
3 | template <int I, int J, int K> |
4 | void car() { |
5 | int __attribute__((address_space(I))) __attribute__((address_space(J))) * Y; // expected-error {{multiple address spaces specified for type}} |
6 | int *__attribute__((address_space(I))) __attribute__((address_space(J))) * Z; // expected-error {{multiple address spaces specified for type}} |
7 | |
8 | __attribute__((address_space(I))) int local; // expected-error {{automatic variable qualified with an address space}} |
9 | __attribute__((address_space(J))) int array[5]; // expected-error {{automatic variable qualified with an address space}} |
10 | __attribute__((address_space(I))) int arrarr[5][5]; // expected-error {{automatic variable qualified with an address space}} |
11 | |
12 | __attribute__((address_space(J))) * x; // expected-error {{C++ requires a type specifier for all declarations}} |
13 | |
14 | __attribute__((address_space(I))) float *B; |
15 | |
16 | typedef __attribute__((address_space(J))) int AS2Int; |
17 | struct HasASFields { |
18 | AS2Int typedef_as_field; // expected-error {{field may not be qualified with an address space}} |
19 | }; |
20 | |
21 | struct _st { |
22 | int x, y; |
23 | } s __attribute((address_space(I))) = {1, 1}; |
24 | } |
25 | |
26 | template <int I> |
27 | struct HasASTemplateFields { |
28 | __attribute__((address_space(I))) int as_field; // expected-error {{field may not be qualified with an address space}} |
29 | }; |
30 | |
31 | template <int I, int J> |
32 | void foo(__attribute__((address_space(I))) float *a, // expected-note {{candidate template ignored: substitution failure [with I = 1, J = 2]: parameter may not be qualified with an address space}} |
33 | __attribute__((address_space(J))) float b) { |
34 | *a = 5.0f + b; |
35 | } |
36 | |
37 | template void foo<1, 2>(float *, float); // expected-error {{explicit instantiation of 'foo' does not refer to a function template, variable template, member function, member class, or static data member}} |
38 | |
39 | template <int I> |
40 | void neg() { |
41 | __attribute__((address_space(I))) int *bounds; // expected-error {{address space is negative}} |
42 | } |
43 | |
44 | template <long int I> |
45 | void tooBig() { |
46 | __attribute__((address_space(I))) int *bounds; // expected-error {{address space is larger than the maximum supported (8388598)}} |
47 | } |
48 | |
49 | template <long int I> |
50 | void correct() { |
51 | __attribute__((address_space(I))) int *bounds; |
52 | } |
53 | |
54 | template <int I, int J> |
55 | char *cmp(__attribute__((address_space(I))) char *x, __attribute__((address_space(J))) char *y) { |
56 | return x < y ? x : y; // expected-error {{comparison of distinct pointer types ('__attribute__((address_space(1))) char *' and '__attribute__((address_space(2))) char *')}} |
57 | } |
58 | |
59 | typedef void ft(void); |
60 | |
61 | template <int I> |
62 | struct fooFunction { |
63 | __attribute__((address_space(I))) void **const base = 0; |
64 | |
65 | void *get_0(void) { |
66 | return base[0]; // expected-error {{cannot initialize return object of type 'void *' with an lvalue of type '__attribute__((address_space(1))) void *}} |
67 | } |
68 | |
69 | __attribute__((address_space(I))) ft qf; // expected-error {{function type may not be qualified with an address space}} |
70 | __attribute__((address_space(I))) char *test3_val; |
71 | |
72 | void test3(void) { |
73 | extern void test3_helper(char *p); // expected-note {{passing argument to parameter 'p' here}} |
74 | test3_helper(test3_val); // expected-error {{cannot initialize a parameter of type 'char *' with an lvalue of type '__attribute__((address_space(1))) char *'}} |
75 | } |
76 | }; |
77 | |
78 | template <typename T, int N> |
79 | int GetAddressSpaceValue(T __attribute__((address_space(N))) * p) { |
80 | return N; |
81 | } |
82 | |
83 | template <unsigned A> int __attribute__((address_space(A))) *same_template(); |
84 | template <unsigned B> int __attribute__((address_space(B))) *same_template(); |
85 | void test_same_template() { (void) same_template<0>(); } |
86 | |
87 | template <unsigned A> int __attribute__((address_space(A))) *different_template(); // expected-note {{candidate function [with A = 0]}} |
88 | template <unsigned B> int __attribute__((address_space(B+1))) *different_template(); // expected-note {{candidate function [with B = 0]}} |
89 | void test_different_template() { (void) different_template<0>(); } // expected-error {{call to 'different_template' is ambiguous}} |
90 | |
91 | template <typename T> struct partial_spec_deduce_as; |
92 | template <typename T, unsigned AS> |
93 | struct partial_spec_deduce_as <__attribute__((address_space(AS))) T *> { |
94 | static const unsigned value = AS; |
95 | }; |
96 | |
97 | int main() { |
98 | int __attribute__((address_space(1))) * p1; |
99 | int p = GetAddressSpaceValue(p1); |
100 | |
101 | car<1, 2, 3>(); // expected-note {{in instantiation of function template specialization 'car<1, 2, 3>' requested here}} |
102 | HasASTemplateFields<1> HASTF; |
103 | neg<-1>(); // expected-note {{in instantiation of function template specialization 'neg<-1>' requested here}} |
104 | correct<0x7FFFF6>(); |
105 | tooBig<8388650>(); // expected-note {{in instantiation of function template specialization 'tooBig<8388650>' requested here}} |
106 | |
107 | __attribute__((address_space(1))) char *x; |
108 | __attribute__((address_space(2))) char *y; |
109 | cmp<1, 2>(x, y); // expected-note {{in instantiation of function template specialization 'cmp<1, 2>' requested here}} |
110 | |
111 | fooFunction<1> ff; |
112 | ff.get_0(); // expected-note {{in instantiation of member function 'fooFunction<1>::get_0' requested here}} |
113 | ff.qf(); |
114 | ff.test3(); // expected-note {{in instantiation of member function 'fooFunction<1>::test3' requested here}} |
115 | |
116 | static_assert(partial_spec_deduce_as<int __attribute__((address_space(3))) *>::value == 3, "address space value has been incorrectly deduced"); |
117 | |
118 | return 0; |
119 | } |
120 | |