1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 150 -o - %s
2 // RUN: %clang_cc1 -verify -fopenmp -std=c++98 -ferror-limit 150 -o - %s
3 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 -ferror-limit 150 -o - %s
5 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 150 -o - %s
6 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++98 -ferror-limit 150 -o - %s
7 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++11 -ferror-limit 150 -o - %s
12 bool foobool(int argc) {
16 void foobar(int &ref) {
17 #pragma omp target reduction(+:ref)
21 struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}
25 S2 &operator+(const S2 &arg) { return (*this); } // expected-note 3 {{implicitly declared private here}}
29 S2(S2 &s2) : a(s2.a) {}
30 static float S2s; // expected-note 2 {{static data member is predetermined as shared}}
31 static const float S2sc; // expected-note 2 {{'S2sc' declared here}}
33 const float S2::S2sc = 0;
34 S2 b; // expected-note 3 {{'b' defined here}}
35 const S2 ba[5]; // expected-note 2 {{'ba' defined here}}
42 S3(const S3 &s3) : a(s3.a) {}
43 S3 operator+(const S3 &arg1) { return arg1; }
45 int operator+(const S3 &arg1, const S3 &arg2) { return 5; }
46 S3 c; // expected-note 3 {{'c' defined here}}
47 const S3 ca[5]; // expected-note 2 {{'ca' defined here}}
48 extern const int f; // expected-note 4 {{'f' declared here}}
51 S4(); // expected-note {{implicitly declared private here}}
53 S4 &operator+(const S4 &arg) { return (*this); }
58 S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }
61 S5() : a(0) {} // expected-note {{implicitly declared private here}}
62 S5(const S5 &s5) : a(s5.a) {}
63 S5 &operator+(const S5 &arg);
68 class S6 { // expected-note 3 {{candidate function (the implicit copy assignment operator) not viable: no known conversion from 'int' to 'const S6' for 1st argument}}
69 #if __cplusplus >= 201103L // C++11 or later
70 // expected-note@-2 3 {{candidate function (the implicit move assignment operator) not viable}}
76 operator int() { return 6; }
80 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
82 template <class T> // expected-note {{declared here}}
84 const T d = T(); // expected-note 4 {{'d' defined here}}
85 const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}
88 T &j = i; // expected-note 4 {{'j' defined here}}
89 S3 &p = k; // expected-note 2 {{'p' defined here}}
90 const T &r = da[(int)i]; // expected-note 2 {{'r' defined here}}
91 T &q = qa[(int)i]; // expected-note 2 {{'q' defined here}}
93 #pragma omp target reduction // expected-error {{expected '(' after 'reduction'}}
95 #pragma omp target reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
97 #pragma omp target reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
99 #pragma omp target reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
101 #pragma omp target reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
103 #pragma omp target reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
105 #pragma omp target reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
107 #pragma omp target reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
109 #pragma omp target reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
111 #pragma omp target reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
113 #pragma omp target reduction(foo : argc) //expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}}
115 #pragma omp target reduction(&& : argc)
117 #pragma omp target reduction(^ : T) // expected-error {{'T' does not refer to a value}}
119 #pragma omp target reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 3 {{const-qualified variable cannot be reduction}} expected-error 2 {{'operator+' is a private member of 'S2'}}
121 #pragma omp target reduction(min : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 4 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 3 {{const-qualified variable cannot be reduction}}
123 #pragma omp target reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
125 #pragma omp target reduction(+ : ba) // expected-error {{const-qualified variable cannot be reduction}}
127 #pragma omp target reduction(* : ca) // expected-error {{const-qualified variable cannot be reduction}}
129 #pragma omp target reduction(- : da) // expected-error {{const-qualified variable cannot be reduction}} expected-error {{const-qualified variable cannot be reduction}}
131 #pragma omp target reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
133 #pragma omp target reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
135 #pragma omp target reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
137 #pragma omp target reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
139 #pragma omp target reduction(+ : o) // expected-error 2 {{no viable overloaded '='}}
141 #pragma omp parallel private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
143 #pragma omp parallel private(k)
144 #pragma omp target reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
146 #pragma omp target reduction(+ : p), reduction(+ : p) // expected-error 2 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 2 {{previously referenced here}}
148 #pragma omp target reduction(+ : r) // expected-error 2 {{const-qualified variable cannot be reduction}}
150 #pragma omp parallel shared(i)
151 #pragma omp target reduction(min : i)
152 #pragma omp parallel reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
155 #pragma omp for private(fl)
156 for (int i = 0; i < 10; ++i)
157 #pragma omp target reduction(+ : fl)
160 #pragma omp for reduction(- : fl)
161 for (int i = 0; i < 10; ++i)
162 #pragma omp target reduction(+ : fl)
170 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
176 int main(int argc, char **argv) {
177 const int d = 5; // expected-note 2 {{'d' defined here}}
178 const int da[5] = {0}; // expected-note {{'da' defined here}}
183 int &j = i; // expected-note 2 {{'j' defined here}}
184 S3 &p = k; // expected-note 2 {{'p' defined here}}
185 const int &r = da[i]; // expected-note {{'r' defined here}}
186 int &q = qa[i]; // expected-note {{'q' defined here}}
188 #pragma omp target reduction // expected-error {{expected '(' after 'reduction'}}
190 #pragma omp target reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
192 #pragma omp target reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
194 #pragma omp target reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
196 #pragma omp target reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
198 #pragma omp target reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
200 #pragma omp target reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
202 #pragma omp target reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
204 #pragma omp target reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
206 #pragma omp target reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
208 #pragma omp target reduction(~ : argc) // expected-error {{expected unqualified-id}}
210 #pragma omp target reduction(&& : argc)
212 #pragma omp target reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
214 #pragma omp target reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{const-qualified variable cannot be reduction}} expected-error {{'operator+' is a private member of 'S2'}}
216 #pragma omp target reduction(min : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 2 {{const-qualified variable cannot be reduction}}
218 #pragma omp target reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
220 #pragma omp target reduction(+ : ba) // expected-error {{const-qualified variable cannot be reduction}}
222 #pragma omp target reduction(* : ca) // expected-error {{const-qualified variable cannot be reduction}}
224 #pragma omp target reduction(- : da) // expected-error {{const-qualified variable cannot be reduction}}
226 #pragma omp target reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
228 #pragma omp target reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
230 #pragma omp target reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
232 #pragma omp target reduction(& : e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{nvalid operands to binary expression ('S4' and 'S4')}} expected-error {{calling a private constructor of class 'S5'}} expected-error {{invalid operands to binary expression ('S5' and 'S5')}}
234 #pragma omp target reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
236 #pragma omp target reduction(+ : o) // expected-error {{no viable overloaded '='}}
238 #pragma omp parallel private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
240 #pragma omp parallel private(k)
241 #pragma omp target reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
243 #pragma omp target reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
245 #pragma omp target reduction(+ : r) // expected-error {{const-qualified variable cannot be reduction}}
247 #pragma omp parallel shared(i)
248 #pragma omp target reduction(min : i)
249 #pragma omp parallel reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
252 #pragma omp for private(fl)
253 for (int i = 0; i < 10; ++i)
254 #pragma omp target reduction(+ : fl)
257 #pragma omp for reduction(- : fl)
258 for (int i = 0; i < 10; ++i)
259 #pragma omp target reduction(+ : fl)
262 #pragma omp target reduction(+ : m) // OK
265 return tmain(argc) + tmain(fl); // expected-note {{in instantiation of function template specialization 'tmain<int>' requested here}} expected-note {{in instantiation of function template specialization 'tmain<float>' requested here}}