1 | // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s |
2 | // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -std=c++98 %s |
3 | // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -std=c++11 %s |
4 | |
5 | // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s |
6 | // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 -std=c++98 %s |
7 | // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 -std=c++11 %s |
8 | |
9 | int temp; // expected-note 7 {{'temp' declared here}} |
10 | |
11 | #pragma omp declare reduction // expected-error {{expected '(' after 'declare reduction'}} |
12 | #pragma omp declare reduction { // expected-error {{expected '(' after 'declare reduction'}} |
13 | #pragma omp declare reduction( // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}} |
14 | #pragma omp declare reduction(# // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}} |
15 | #pragma omp declare reduction(/ // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}} |
16 | #pragma omp declare reduction(+ // expected-error {{expected ':'}} |
17 | #pragma omp declare reduction(operator // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}} |
18 | #pragma omp declare reduction(operator: // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}} expected-error {{expected a type}} |
19 | #pragma omp declare reduction(oper: // expected-error {{expected a type}} |
20 | #pragma omp declare reduction(oper; // expected-error {{expected ':'}} expected-error {{expected a type}} |
21 | #pragma omp declare reduction(fun : int // expected-error {{expected ':'}} expected-error {{expected expression}} |
22 | #pragma omp declare reduction(+ : const int: // expected-error {{reduction type cannot be qualified with 'const', 'volatile' or 'restrict'}} |
23 | #pragma omp declare reduction(- : volatile int: // expected-error {{reduction type cannot be qualified with 'const', 'volatile' or 'restrict'}} |
24 | #pragma omp declare reduction(* : int; // expected-error {{expected ','}} expected-error {{expected a type}} |
25 | #pragma omp declare reduction(& : double char: // expected-error {{cannot combine with previous 'double' declaration specifier}} expected-error {{expected expression}} |
26 | #pragma omp declare reduction(^ : double, char, : // expected-error {{expected a type}} expected-error {{expected expression}} |
27 | #pragma omp declare reduction(&& : int, S: // expected-error {{unknown type name 'S'}} expected-error {{expected expression}} |
28 | #pragma omp declare reduction(|| : int, double : temp += omp_in) // expected-error 2 {{only 'omp_in' or 'omp_out' variables are allowed in combiner expression}} |
29 | #pragma omp declare reduction(| : char, float : omp_out += ::temp) // expected-error 2 {{only 'omp_in' or 'omp_out' variables are allowed in combiner expression}} |
30 | #pragma omp declare reduction(fun : long : omp_out += omp_in) { // expected-warning {{extra tokens at the end of '#pragma omp declare reduction' are ignored}} expected-error {{expected 'initializer'}} |
31 | #pragma omp declare reduction(fun : unsigned : omp_out += ::temp)) // expected-warning {{extra tokens at the end of '#pragma omp declare reduction' are ignored}} expected-error {{expected 'initializer'}} expected-error {{only 'omp_in' or 'omp_out' variables are allowed in combiner expression}} |
32 | #pragma omp declare reduction(fun : long & : omp_out += omp_in) // expected-error {{reduction type cannot be a reference type}} |
33 | #pragma omp declare reduction(fun : long(void) : omp_out += omp_in) // expected-error {{reduction type cannot be a function type}} |
34 | #pragma omp declare reduction(fun : long[3] : omp_out += omp_in) // expected-error {{reduction type cannot be an array type}} |
35 | #pragma omp declare reduction(fun23 : long, int, long : omp_out += omp_in) // expected-error {{redefinition of user-defined reduction for type 'long'}} expected-note {{previous definition is here}} |
36 | |
37 | template <class T> |
38 | class Class1 { |
39 | T a; |
40 | public: |
41 | Class1() : a() {} |
42 | #pragma omp declare reduction(fun : T : temp) // expected-error {{only 'omp_in' or 'omp_out' variables are allowed in combiner expression}} |
43 | #pragma omp declare reduction(fun1 : T : omp_out++) // expected-note {{previous definition is here}} expected-error {{reduction type cannot be a reference type}} |
44 | #pragma omp declare reduction(fun1 : T : omp_out += omp_in) // expected-error {{redefinition of user-defined reduction for type 'T'}} |
45 | #pragma omp declare reduction(fun2 : T, T : omp_out++) // expected-error {{reduction type cannot be a reference type}} expected-error {{redefinition of user-defined reduction for type 'T'}} expected-note {{previous definition is here}} |
46 | #pragma omp declare reduction(foo : T : omp_out += this->a) // expected-error {{invalid use of 'this' outside of a non-static member function}} |
47 | }; |
48 | |
49 | Class1<char &> e; // expected-note {{in instantiation of template class 'Class1<char &>' requested here}} |
50 | |
51 | template <class T> |
52 | class Class2 : public Class1<T> { |
53 | #pragma omp declare reduction(fun : T : omp_out += omp_in) |
54 | }; |
55 | |
56 | #pragma omp declare reduction(fun222 : long : omp_out += omp_in) // expected-note {{previous definition is here}} |
57 | #pragma omp declare reduction(fun222 : long : omp_out += omp_in) // expected-error {{redefinition of user-defined reduction for type 'long'}} |
58 | #pragma omp declare reduction(fun1 : long : omp_out += omp_in) initializer // expected-error {{expected '(' after 'initializer'}} |
59 | #pragma omp declare reduction(fun2 : long : omp_out += omp_in) initializer { // expected-error {{expected '(' after 'initializer'}} expected-error {{expected expression}} expected-warning {{extra tokens at the end of '#pragma omp declare reduction' are ignored}} |
60 | #pragma omp declare reduction(fun3 : long : omp_out += omp_in) initializer[ |
61 | #if __cplusplus <= 199711L |
62 | // expected-error@-2 {{expected '(' after 'initializer'}} |
63 | // expected-error@-3 {{expected expression}} |
64 | // expected-warning@-4 {{extra tokens at the end of '#pragma omp declare reduction' are ignored}} |
65 | #else |
66 | // expected-error@-6 {{expected '(' after 'initializer'}} |
67 | // expected-error@-7 {{expected variable name or 'this' in lambda capture list}} |
68 | // expected-error@-8 {{expected ')'}} |
69 | // expected-note@-9 {{to match this '('}} |
70 | #endif |
71 | #pragma omp declare reduction(fun4 : long : omp_out += omp_in) initializer() // expected-error {{expected expression}} |
72 | #pragma omp declare reduction(fun5 : long : omp_out += omp_in) initializer(temp) // expected-error {{only 'omp_priv' or 'omp_orig' variables are allowed in initializer expression}} |
73 | #pragma omp declare reduction(fun6 : long : omp_out += omp_in) initializer(omp_orig // expected-error {{expected ')'}} expected-note {{to match this '('}} |
74 | #pragma omp declare reduction(fun7 : long : omp_out += omp_in) initializer(omp_priv Class1 < int > ()) // expected-error {{expected ')'}} expected-note {{to match this '('}} |
75 | #pragma omp declare reduction(fun77 : long : omp_out += omp_in) initializer(omp_priv Class2 < int > ()) // expected-error {{expected ')'}} expected-note {{to match this '('}} |
76 | #pragma omp declare reduction(fun8 : long : omp_out += omp_in) initializer(omp_priv 23) // expected-error {{expected ')'}} expected-note {{to match this '('}} |
77 | #pragma omp declare reduction(fun88 : long : omp_out += omp_in) initializer(omp_priv 23)) // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-warning {{extra tokens at the end of '#pragma omp declare reduction' are ignored}} |
78 | #pragma omp declare reduction(fun9 : long : omp_out += omp_priv) initializer(omp_in = 23) // expected-error {{use of undeclared identifier 'omp_priv'; did you mean 'omp_in'?}} expected-note {{'omp_in' declared here}} |
79 | #pragma omp declare reduction(fun10 : long : omp_out += omp_in) initializer(omp_priv = 23) |
80 | |
81 | template <typename T> |
82 | T fun(T arg) { |
83 | #pragma omp declare reduction(red : T : omp_out++) |
84 | { |
85 | #pragma omp declare reduction(red : T : omp_out++) // expected-note {{previous definition is here}} |
86 | #pragma omp declare reduction(red : T : omp_out++) // expected-error {{redefinition of user-defined reduction for type 'T'}} |
87 | #pragma omp declare reduction(fun : T : omp_out += omp_in) initializer(omp_priv = 23) |
88 | } |
89 | return arg; |
90 | } |
91 | |
92 | template <typename T> |
93 | T foo(T arg) { |
94 | T i; |
95 | { |
96 | #pragma omp declare reduction(red : T : omp_out++) |
97 | #pragma omp declare reduction(red1 : T : omp_out++) // expected-note {{previous definition is here}} |
98 | #pragma omp declare reduction(red1 : int : omp_out++) // expected-error {{redefinition of user-defined reduction for type 'int'}} |
99 | #pragma omp parallel reduction (red : i) |
100 | { |
101 | } |
102 | #pragma omp parallel reduction (red1 : i) |
103 | { |
104 | } |
105 | #pragma omp parallel reduction (red2 : i) // expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}} |
106 | { |
107 | } |
108 | } |
109 | { |
110 | #pragma omp declare reduction(red1 : int : omp_out++) // expected-note {{previous definition is here}} |
111 | #pragma omp declare reduction(red : T : omp_out++) |
112 | #pragma omp declare reduction(red1 : T : omp_out++) // expected-error {{redefinition of user-defined reduction for type 'int'}} |
113 | #pragma omp parallel reduction (red : i) |
114 | { |
115 | } |
116 | #pragma omp parallel reduction (red1 : i) |
117 | { |
118 | } |
119 | #pragma omp parallel reduction (red2 : i) // expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}} |
120 | { |
121 | } |
122 | } |
123 | return arg; |
124 | } |
125 | |
126 | #pragma omp declare reduction(foo : int : ({int a = omp_in; a = a * 2; omp_out += a; })) |
127 | int main() { |
128 | Class1<int> c1; |
129 | int i; |
130 | #pragma omp parallel reduction (::fun : c1) |
131 | { |
132 | } |
133 | #pragma omp parallel reduction (::Class1<int>::fun : c1) |
134 | { |
135 | } |
136 | #pragma omp parallel reduction (::Class2<int>::fun : i) // expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}} |
137 | { |
138 | } |
139 | return fun(15) + foo(15); // expected-note {{in instantiation of function template specialization 'foo<int>' requested here}} |
140 | } |
141 | |
142 | #if __cplusplus == 201103L |
143 | struct A { |
144 | A() {} |
145 | A& operator=(A&&) = default; |
146 | }; |
147 | |
148 | int A_TEST() { |
149 | A test; |
150 | #pragma omp declare reduction(+ : A : omp_out) initializer(omp_priv = A()) allocate(test) // expected-warning {{extra tokens at the end of '#pragma omp declare reduction' are ignored}} |
151 | #pragma omp parallel reduction(+ : test) |
152 | {} |
153 | return 0; |
154 | } |
155 | |
156 | struct U |
157 | { |
158 | void foo(U&, bool); |
159 | U(); |
160 | }; |
161 | template <int N> |
162 | struct S |
163 | { |
164 | int s; |
165 | // expected-note@+1 {{'foo' declared here}} |
166 | void foo(S &x) {}; |
167 | // expected-error@+1 {{too many arguments to function call, expected single argument 'x', have 2 arguments}} |
168 | #pragma omp declare reduction (foo : U, S : omp_out.foo(omp_in, false)) |
169 | }; |
170 | // expected-warning@+2 {{extra tokens at the end of '#pragma omp declare reduction' are ignored}} |
171 | // expected-note@+1 {{in instantiation of template class 'S<1>' requested here}} |
172 | #pragma omp declare reduction (bar : S<1> : omp_out.foo(omp_in)) |
173 | |
174 | #endif |
175 | |