forked from OSchip/llvm-project
125 lines
10 KiB
C++
125 lines
10 KiB
C++
// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s
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int temp; // expected-note 7 {{'temp' declared here}}
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#pragma omp declare reduction // expected-error {{expected '(' after 'declare reduction'}}
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#pragma omp declare reduction { // expected-error {{expected '(' after 'declare reduction'}}
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#pragma omp declare reduction( // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}}
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#pragma omp declare reduction(# // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}}
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#pragma omp declare reduction(/ // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}}
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#pragma omp declare reduction(+ // expected-error {{expected ':'}}
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#pragma omp declare reduction(operator // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}}
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#pragma omp declare reduction(operator: // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}} expected-error {{expected a type}}
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#pragma omp declare reduction(oper: // expected-error {{expected a type}}
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#pragma omp declare reduction(oper; // expected-error {{expected ':'}} expected-error {{expected a type}}
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#pragma omp declare reduction(fun : int // expected-error {{expected ':'}} expected-error {{expected expression}}
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#pragma omp declare reduction(+ : const int: // expected-error {{reduction type cannot be qualified with 'const', 'volatile' or 'restrict'}}
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#pragma omp declare reduction(- : volatile int: // expected-error {{reduction type cannot be qualified with 'const', 'volatile' or 'restrict'}}
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#pragma omp declare reduction(* : int; // expected-error {{expected ','}} expected-error {{expected a type}}
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#pragma omp declare reduction(& : double char: // expected-error {{cannot combine with previous 'double' declaration specifier}} expected-error {{expected expression}}
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#pragma omp declare reduction(^ : double, char, : // expected-error {{expected a type}} expected-error {{expected expression}}
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#pragma omp declare reduction(&& : int, S: // expected-error {{unknown type name 'S'}} expected-error {{expected expression}}
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#pragma omp declare reduction(|| : int, double : temp += omp_in) // expected-error 2 {{only 'omp_in' or 'omp_out' variables are allowed in combiner expression}}
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#pragma omp declare reduction(| : char, float : omp_out += ::temp) // expected-error 2 {{only 'omp_in' or 'omp_out' variables are allowed in combiner expression}}
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#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'}}
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#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}}
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#pragma omp declare reduction(fun : long & : omp_out += omp_in) // expected-error {{reduction type cannot be a reference type}}
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#pragma omp declare reduction(fun : long(void) : omp_out += omp_in) // expected-error {{reduction type cannot be a function type}}
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#pragma omp declare reduction(fun : long[3] : omp_out += omp_in) // expected-error {{reduction type cannot be an array type}}
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#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}}
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template <class T>
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class Class1 {
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T a;
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public:
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Class1() : a() {}
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#pragma omp declare reduction(fun : T : temp) // expected-error {{only 'omp_in' or 'omp_out' variables are allowed in combiner expression}}
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#pragma omp declare reduction(fun1 : T : omp_out++) // expected-note {{previous definition is here}} expected-error {{reduction type cannot be a reference type}}
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#pragma omp declare reduction(fun1 : T : omp_out += omp_in) // expected-error {{redefinition of user-defined reduction for type 'T'}}
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#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}}
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#pragma omp declare reduction(foo : T : omp_out += this->a) // expected-error {{invalid use of 'this' outside of a non-static member function}}
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};
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Class1<char &> e; // expected-note {{in instantiation of template class 'Class1<char &>' requested here}}
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template <class T>
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class Class2 : public Class1<T> {
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#pragma omp declare reduction(fun : T : omp_out += omp_in)
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};
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#pragma omp declare reduction(fun222 : long : omp_out += omp_in) // expected-note {{previous definition is here}}
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#pragma omp declare reduction(fun222 : long : omp_out += omp_in) // expected-error {{redefinition of user-defined reduction for type 'long'}}
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#pragma omp declare reduction(fun1 : long : omp_out += omp_in) initializer // expected-error {{expected '(' after 'initializer'}}
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#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}}
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#pragma omp declare reduction(fun3 : 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}}
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#pragma omp declare reduction(fun4 : long : omp_out += omp_in) initializer() // expected-error {{expected expression}}
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#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}}
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#pragma omp declare reduction(fun6 : long : omp_out += omp_in) initializer(omp_orig // expected-error {{expected ')'}} expected-note {{to match this '('}}
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#pragma omp declare reduction(fun7 : long : omp_out += omp_in) initializer(omp_priv Class1 < int > ()) // expected-error {{expected ')'}} expected-note {{to match this '('}}
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#pragma omp declare reduction(fun77 : long : omp_out += omp_in) initializer(omp_priv Class2 < int > ()) // expected-error {{expected ')'}} expected-note {{to match this '('}}
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#pragma omp declare reduction(fun8 : long : omp_out += omp_in) initializer(omp_priv 23) // expected-error {{expected ')'}} expected-note {{to match this '('}}
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#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}}
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#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}}
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#pragma omp declare reduction(fun10 : long : omp_out += omp_in) initializer(omp_priv = 23)
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template <typename T>
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T fun(T arg) {
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#pragma omp declare reduction(red : T : omp_out++)
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{
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#pragma omp declare reduction(red : T : omp_out++) // expected-note {{previous definition is here}}
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#pragma omp declare reduction(red : T : omp_out++) // expected-error {{redefinition of user-defined reduction for type 'T'}}
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#pragma omp declare reduction(fun : T : omp_out += omp_in) initializer(omp_priv = 23)
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}
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return arg;
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}
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template <typename T>
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T foo(T arg) {
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T i;
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{
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#pragma omp declare reduction(red : T : omp_out++)
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#pragma omp declare reduction(red1 : T : omp_out++) // expected-note {{previous definition is here}}
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#pragma omp declare reduction(red1 : int : omp_out++) // expected-error {{redefinition of user-defined reduction for type 'int'}}
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#pragma omp parallel reduction (red : i)
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{
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}
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#pragma omp parallel reduction (red1 : i)
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{
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}
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#pragma omp parallel reduction (red2 : i) // expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}}
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{
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}
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}
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{
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#pragma omp declare reduction(red1 : int : omp_out++) // expected-note {{previous definition is here}}
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#pragma omp declare reduction(red : T : omp_out++)
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#pragma omp declare reduction(red1 : T : omp_out++) // expected-error {{redefinition of user-defined reduction for type 'int'}}
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#pragma omp parallel reduction (red : i)
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{
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}
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#pragma omp parallel reduction (red1 : i)
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{
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}
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#pragma omp parallel reduction (red2 : i) // expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}}
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{
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}
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}
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return arg;
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}
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#pragma omp declare reduction(foo : int : ({int a = omp_in; a = a * 2; omp_out += a; }))
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int main() {
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Class1<int> c1;
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int i;
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#pragma omp parallel reduction (::fun : c1)
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{
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}
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#pragma omp parallel reduction (::Class1<int>::fun : c1)
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{
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}
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#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'}}
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{
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}
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return fun(15) + foo(15); // expected-note {{in instantiation of function template specialization 'foo<int>' requested here}}
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}
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