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1 // RUN: %clang_cc1 -verify -fopenmp -o - %s
2 // RUN: %clang_cc1 -verify -fopenmp -std=c++98 -o - %s
3 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 -o - %s
4 
foo()5 void foo() {
6 }
7 
foobool(int argc)8 bool foobool(int argc) {
9   return argc;
10 }
11 
12 struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}
13 extern S1 a;
14 class S2 {
15   mutable int a;
operator +(const S2 & arg)16   S2 &operator+(const S2 &arg) { return (*this); } // expected-note 4 {{implicitly declared private here}}
17 
18 public:
S2()19   S2() : a(0) {}
S2(S2 & s2)20   S2(S2 &s2) : a(s2.a) {}
21   static float S2s; // expected-note 2 {{static data member is predetermined as shared}}
22   static const float S2sc;
23 };
24 const float S2::S2sc = 0; // expected-note 2 {{'S2sc' defined here}}
25 S2 b;                     // expected-note 2 {{'b' defined here}}
26 const S2 ba[5];           // expected-note 2 {{'ba' defined here}}
27 class S3 {
28   int a;
29 
30 public:
31   int b;
S3()32   S3() : a(0) {}
S3(const S3 & s3)33   S3(const S3 &s3) : a(s3.a) {}
operator +(const S3 & arg1)34   S3 operator+(const S3 &arg1) { return arg1; }
35 };
operator +(const S3 & arg1,const S3 & arg2)36 int operator+(const S3 &arg1, const S3 &arg2) { return 5; }
37 S3 c;               // expected-note 2 {{'c' defined here}}
38 const S3 ca[5];     // expected-note 2 {{'ca' defined here}}
39 extern const int f; // expected-note 4 {{'f' declared here}}
40 class S4 {
41   int a;
42   S4(); // expected-note {{implicitly declared private here}}
43   S4(const S4 &s4);
operator +(const S4 & arg)44   S4 &operator+(const S4 &arg) { return (*this); }
45 
46 public:
S4(int v)47   S4(int v) : a(v) {}
48 };
operator &=(S4 & arg1,S4 & arg2)49 S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }
50 class S5 {
51   int a;
S5()52   S5() : a(0) {} // expected-note {{implicitly declared private here}}
S5(const S5 & s5)53   S5(const S5 &s5) : a(s5.a) {}
54   S5 &operator+(const S5 &arg);
55 
56 public:
S5(int v)57   S5(int v) : a(v) {}
58 };
59 class S6 { // expected-note 2 {{candidate function (the implicit copy assignment operator) not viable: no known conversion from 'int' to 'const S6' for 1st argument}}
60 #if __cplusplus >= 201103L // C++11 or later
61 // expected-note@-2 2 {{candidate function (the implicit move assignment operator) not viable}}
62 #endif
63   int a;
64 
65 public:
S6()66   S6() : a(6) {}
operator int()67   operator int() { return 6; }
68 } o;
69 
70 S3 h, k;
71 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
72 
73 template <class T>       // expected-note {{declared here}}
tmain(T argc)74 T tmain(T argc) {
75   const T d = T();       // expected-note 4 {{'d' defined here}}
76   const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}
77   T qa[5] = {T()};
78   T i;
79   T &j = i;                    // expected-note 4 {{'j' defined here}}
80   S3 &p = k;                   // expected-note 2 {{'p' defined here}}
81   const T &r = da[(int)i];     // expected-note 2 {{'r' defined here}}
82   T &q = qa[(int)i];           // expected-note 2 {{'q' defined here}}
83   T fl;
84 #pragma omp target
85 #pragma omp teams reduction // expected-error {{expected '(' after 'reduction'}}
86   foo();
87 #pragma omp target
88 #pragma omp teams reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp teams' are ignored}}
89   foo();
90 #pragma omp target
91 #pragma omp teams reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
92   foo();
93 #pragma omp target
94 #pragma omp teams reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
95   foo();
96 #pragma omp target
97 #pragma omp teams reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
98   foo();
99 #pragma omp target
100 #pragma omp teams reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
101   foo();
102 #pragma omp target
103 #pragma omp teams reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
104   foo();
105 #pragma omp target
106 #pragma omp teams reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
107   foo();
108 #pragma omp target
109 #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')}}
110   foo();
111 #pragma omp target
112 #pragma omp teams reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
113   foo();
114 #pragma omp target
115 #pragma omp teams reduction(foo : argc) //expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
116   foo();
117 #pragma omp target
118 #pragma omp teams reduction(&& : argc)
119   foo();
120 #pragma omp target
121 #pragma omp teams reduction(^ : T) // expected-error {{'T' does not refer to a value}}
122   foo();
123 #pragma omp target
124 #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 3 {{'operator+' is a private member of 'S2'}}
125   foo();
126 #pragma omp target
127 #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 3 {{const-qualified list item cannot be reduction}}
128   foo();
129 #pragma omp target
130 #pragma omp teams reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
131   foo();
132 #pragma omp target
133 #pragma omp teams reduction(+ : ba) // expected-error {{a reduction list item with array type 'const S2 [5]'}}
134   foo();
135 #pragma omp target
136 #pragma omp teams reduction(* : ca) // expected-error {{a reduction list item with array type 'const S3 [5]'}}
137   foo();
138 #pragma omp target
139 #pragma omp teams reduction(- : da) // expected-error {{a reduction list item with array type 'const int [5]'}} expected-error {{a reduction list item with array type 'const float [5]'}}
140   foo();
141 #pragma omp target
142 #pragma omp teams reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
143   foo();
144 #pragma omp target
145 #pragma omp teams reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
146   foo();
147 #pragma omp target
148 #pragma omp teams reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
149   foo();
150 #pragma omp target
151 #pragma omp teams reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
152   foo();
153 #pragma omp target
154 #pragma omp teams reduction(+ : o) // expected-error {{no viable overloaded '='}}
155   foo();
156 #pragma omp target
157 #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}}
158   foo();
159 #pragma omp parallel private(k)
160 #pragma omp target
161 #pragma omp teams reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
162   foo();
163 #pragma omp target
164 #pragma omp teams reduction(+ : p), reduction(+ : p) // expected-error 3 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 3 {{previously referenced here}}
165   foo();
166 #pragma omp target
167 #pragma omp teams reduction(+ : r) // expected-error 2 {{const-qualified list item cannot be reduction}}
168   foo();
169 #pragma omp parallel shared(i)
170 #pragma omp parallel reduction(min : i)
171 #pragma omp target
172 #pragma omp teams reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
173   foo();
174 #pragma omp target
175 #pragma omp teams
176 #pragma omp parallel for private(fl)
177   for (int i = 0; i < 10; ++i)
178 #pragma omp target
179 #pragma omp teams reduction(+ : fl)
180     foo();
181 #pragma omp target
182 #pragma omp teams
183 #pragma omp parallel for reduction(- : fl)
184   for (int i = 0; i < 10; ++i)
185 #pragma omp target
186 #pragma omp teams reduction(+ : fl)
187     foo();
188 
189   return T();
190 }
191 
192 namespace A {
193 double x;
194 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
195 }
196 namespace B {
197 using A::x;
198 }
199 
main(int argc,char ** argv)200 int main(int argc, char **argv) {
201   const int d = 5;       // expected-note 2 {{'d' defined here}}
202   const int da[5] = {0}; // expected-note {{'da' defined here}}
203   int qa[5] = {0};
204   S4 e(4);
205   S5 g(5);
206   int i;
207   int &j = i;                  // expected-note 2 {{'j' defined here}}
208   S3 &p = k;                   // expected-note 2 {{'p' defined here}}
209   const int &r = da[i];        // expected-note {{'r' defined here}}
210   int &q = qa[i];              // expected-note {{'q' defined here}}
211   float fl;
212 #pragma omp target
213 #pragma omp teams reduction // expected-error {{expected '(' after 'reduction'}}
214   foo();
215 #pragma omp target
216 #pragma omp teams reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp teams' are ignored}}
217   foo();
218 #pragma omp target
219 #pragma omp teams reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
220   foo();
221 #pragma omp target
222 #pragma omp teams reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
223   foo();
224 #pragma omp target
225 #pragma omp teams reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
226   foo();
227 #pragma omp target
228 #pragma omp teams reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
229   foo();
230 #pragma omp target
231 #pragma omp teams reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
232   foo();
233 #pragma omp target
234 #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'}}
235   foo();
236 #pragma omp target
237 #pragma omp teams reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
238   foo();
239 #pragma omp target
240 #pragma omp teams reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
241   foo();
242 #pragma omp target
243 #pragma omp teams reduction(~ : argc) // expected-error {{expected unqualified-id}}
244   foo();
245 #pragma omp target
246 #pragma omp teams reduction(&& : argc)
247   foo();
248 #pragma omp target
249 #pragma omp teams reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
250   foo();
251 #pragma omp target
252 #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'}}
253   foo();
254 #pragma omp target
255 #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}}
256   foo();
257 #pragma omp target
258 #pragma omp teams reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
259   foo();
260 #pragma omp target
261 #pragma omp teams reduction(+ : ba) // expected-error {{a reduction list item with array type 'const S2 [5]'}}
262   foo();
263 #pragma omp target
264 #pragma omp teams reduction(* : ca) // expected-error {{a reduction list item with array type 'const S3 [5]'}}
265   foo();
266 #pragma omp target
267 #pragma omp teams reduction(- : da) // expected-error {{a reduction list item with array type 'const int [5]'}}
268   foo();
269 #pragma omp target
270 #pragma omp teams reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
271   foo();
272 #pragma omp target
273 #pragma omp teams reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
274   foo();
275 #pragma omp target
276 #pragma omp teams reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
277   foo();
278 #pragma omp target
279 #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')}}
280   foo();
281 #pragma omp target
282 #pragma omp teams reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
283   foo();
284 #pragma omp target
285 #pragma omp teams reduction(+ : o) // expected-error {{no viable overloaded '='}}
286   foo();
287 #pragma omp target
288 #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}}
289   foo();
290 #pragma omp parallel private(k)
291 #pragma omp target
292 #pragma omp teams reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
293   foo();
294 #pragma omp target
295 #pragma omp teams reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
296   foo();
297 #pragma omp target
298 #pragma omp teams reduction(+ : r) // expected-error {{const-qualified list item cannot be reduction}}
299   foo();
300 #pragma omp parallel shared(i)
301 #pragma omp parallel reduction(min : i)
302 #pragma omp target
303 #pragma omp teams reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
304   foo();
305 #pragma omp target
306 #pragma omp teams
307 #pragma omp parallel for private(fl)
308   for (int i = 0; i < 10; ++i)
309 #pragma omp target
310 #pragma omp teams reduction(+ : fl)
311     foo();
312 #pragma omp target
313 #pragma omp teams
314 #pragma omp parallel for reduction(- : fl)
315   for (int i = 0; i < 10; ++i)
316 #pragma omp target
317 #pragma omp teams reduction(+ : fl)
318     foo();
319   static int m;
320 #pragma omp target
321 #pragma omp teams reduction(+ : m) // OK
322   foo();
323 
324   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}}
325 }
326