| 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 | |