1 // RUN: %clang_cc1 -verify -fopenmp -o - %s -Wno-openmp-target
2 // RUN: %clang_cc1 -verify -fopenmp -std=c++98 -o - %s -Wno-openmp-target
3 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 -o - %s -Wno-openmp-target
5 // RUN: %clang_cc1 -verify -fopenmp-simd -o - %s -Wno-openmp-target
6 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++98 -o - %s -Wno-openmp-target
7 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++11 -o - %s -Wno-openmp-target
12 bool foobool(int argc) {
16 void foobar(int &ref) {
18 #pragma omp teams reduction(+:ref)
22 struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}
26 S2 &operator+(const S2 &arg) { return (*this); } // expected-note 3 {{implicitly declared private here}}
30 S2(S2 &s2) : a(s2.a) {}
31 static float S2s; // expected-note 2 {{static data member is predetermined as shared}}
32 static const float S2sc; // expected-note 2 {{'S2sc' declared here}}
34 const float S2::S2sc = 0;
35 S2 b; // expected-note 3 {{'b' defined here}}
36 const S2 ba[5]; // expected-note 2 {{'ba' defined here}}
43 S3(const S3 &s3) : a(s3.a) {}
44 S3 operator+(const S3 &arg1) { return arg1; }
46 int operator+(const S3 &arg1, const S3 &arg2) { return 5; }
47 S3 c; // expected-note 3 {{'c' defined here}}
48 const S3 ca[5]; // expected-note 2 {{'ca' defined here}}
49 extern const int f; // expected-note 4 {{'f' declared here}}
52 S4(); // expected-note {{implicitly declared private here}}
54 S4 &operator+(const S4 &arg) { return (*this); }
59 S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }
62 S5() : a(0) {} // expected-note {{implicitly declared private here}}
63 S5(const S5 &s5) : a(s5.a) {}
64 S5 &operator+(const S5 &arg);
69 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}}
70 #if __cplusplus >= 201103L // C++11 or later
71 // expected-note@-2 3 {{candidate function (the implicit move assignment operator) not viable}}
77 operator int() { return 6; }
81 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
83 template <class T> // expected-note {{declared here}}
85 const T d = T(); // expected-note 4 {{'d' defined here}}
86 const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}
89 T &j = i; // expected-note 4 {{'j' defined here}}
90 S3 &p = k; // expected-note 2 {{'p' defined here}}
91 const T &r = da[(int)i]; // expected-note 2 {{'r' defined here}}
92 T &q = qa[(int)i]; // expected-note 2 {{'q' defined here}}
95 #pragma omp teams reduction // expected-error {{expected '(' after 'reduction'}}
98 #pragma omp teams reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp teams' are ignored}}
101 #pragma omp teams reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
104 #pragma omp teams reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
107 #pragma omp teams reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
110 #pragma omp teams reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
113 #pragma omp teams reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
116 #pragma omp teams reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
119 #pragma omp teams reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
122 #pragma omp teams reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
125 #pragma omp teams 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'}}
128 #pragma omp teams reduction(&& : argc)
131 #pragma omp teams reduction(^ : T) // expected-error {{'T' does not refer to a value}}
134 #pragma omp teams reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 3 {{const-qualified list item cannot be reduction}} expected-error 2 {{'operator+' is a private member of 'S2'}}
137 #pragma omp teams 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 list item cannot be reduction}}
140 #pragma omp teams reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
143 #pragma omp teams reduction(+ : ba) // expected-error {{const-qualified list item cannot be reduction}}
146 #pragma omp teams reduction(* : ca) // expected-error {{const-qualified list item cannot be reduction}}
149 #pragma omp teams reduction(- : da) // expected-error {{const-qualified list item cannot be reduction}} expected-error {{const-qualified list item cannot be reduction}}
152 #pragma omp teams reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
155 #pragma omp teams reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
158 #pragma omp teams reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
161 #pragma omp teams reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
164 #pragma omp teams reduction(+ : o) // expected-error 2 {{no viable overloaded '='}}
167 #pragma omp teams private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
169 #pragma omp parallel private(k)
171 #pragma omp teams reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
174 #pragma omp teams reduction(+ : p), reduction(+ : p) // expected-error 2 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 2 {{previously referenced here}}
177 #pragma omp teams reduction(+ : r) // expected-error 2 {{const-qualified list item cannot be reduction}}
179 #pragma omp parallel shared(i)
180 #pragma omp parallel reduction(min : i)
182 #pragma omp teams reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
186 #pragma omp parallel for private(fl)
187 for (int i = 0; i < 10; ++i)
190 #pragma omp teams reduction(+ : fl)
194 #pragma omp parallel for reduction(- : fl)
195 for (int i = 0; i < 10; ++i)
198 #pragma omp teams reduction(+ : fl)
206 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
212 int main(int argc, char **argv) {
213 const int d = 5; // expected-note 2 {{'d' defined here}}
214 const int da[5] = {0}; // expected-note {{'da' defined here}}
219 int &j = i; // expected-note 2 {{'j' defined here}}
220 S3 &p = k; // expected-note 2 {{'p' defined here}}
221 const int &r = da[i]; // expected-note {{'r' defined here}}
222 int &q = qa[i]; // expected-note {{'q' defined here}}
225 #pragma omp teams reduction // expected-error {{expected '(' after 'reduction'}}
228 #pragma omp teams reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp teams' are ignored}}
231 #pragma omp teams reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
234 #pragma omp teams reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
237 #pragma omp teams reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
240 #pragma omp teams reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
243 #pragma omp teams reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
246 #pragma omp teams reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
249 #pragma omp teams reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
252 #pragma omp teams reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
255 #pragma omp teams reduction(~ : argc) // expected-error {{expected unqualified-id}}
258 #pragma omp teams reduction(&& : argc)
261 #pragma omp teams reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
264 #pragma omp teams reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{const-qualified list item cannot be reduction}} expected-error {{'operator+' is a private member of 'S2'}}
267 #pragma omp teams 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 list item cannot be reduction}}
270 #pragma omp teams reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
273 #pragma omp teams reduction(+ : ba) // expected-error {{const-qualified list item cannot be reduction}}
276 #pragma omp teams reduction(* : ca) // expected-error {{const-qualified list item cannot be reduction}}
279 #pragma omp teams reduction(- : da) // expected-error {{const-qualified list item cannot be reduction}}
282 #pragma omp teams reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
285 #pragma omp teams reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
288 #pragma omp teams reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
291 #pragma omp teams reduction(& : e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{invalid 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')}}
294 #pragma omp teams reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
297 #pragma omp teams reduction(+ : o) // expected-error {{no viable overloaded '='}}
300 #pragma omp teams private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
302 #pragma omp parallel private(k)
304 #pragma omp teams reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
307 #pragma omp teams reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
310 #pragma omp teams reduction(+ : r) // expected-error {{const-qualified list item cannot be reduction}}
312 #pragma omp parallel shared(i)
313 #pragma omp parallel reduction(min : i)
315 #pragma omp teams reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
319 #pragma omp parallel for private(fl)
320 for (int i = 0; i < 10; ++i)
323 #pragma omp teams reduction(+ : fl)
327 #pragma omp parallel for reduction(- : fl)
328 for (int i = 0; i < 10; ++i)
331 #pragma omp teams reduction(+ : fl)
335 #pragma omp teams reduction(+ : m) // OK
338 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}}