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