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 
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 parallel
85 #pragma omp for simd reduction // expected-error {{expected '(' after 'reduction'}}
86   for (int i = 0; i < 10; ++i)
87     foo();
88 #pragma omp parallel
89 #pragma omp for simd reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp for simd' are ignored}}
90   for (int i = 0; i < 10; ++i)
91     foo();
92 #pragma omp parallel
93 #pragma omp for simd reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
94   for (int i = 0; i < 10; ++i)
95     foo();
96 #pragma omp parallel
97 #pragma omp for simd reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
98   for (int i = 0; i < 10; ++i)
99     foo();
100 #pragma omp parallel
101 #pragma omp for simd reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
102   for (int i = 0; i < 10; ++i)
103     foo();
104 #pragma omp parallel
105 #pragma omp for simd reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
106   for (int i = 0; i < 10; ++i)
107     foo();
108 #pragma omp parallel
109 #pragma omp for simd reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
110   for (int i = 0; i < 10; ++i)
111     foo();
112 #pragma omp parallel
113 #pragma omp for simd reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
114   for (int i = 0; i < 10; ++i)
115     foo();
116 #pragma omp parallel
117 #pragma omp for simd reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
118   for (int i = 0; i < 10; ++i)
119     foo();
120 #pragma omp parallel
121 #pragma omp for simd reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
122   for (int i = 0; i < 10; ++i)
123     foo();
124 #pragma omp parallel
125 #pragma omp for simd reduction(foo : argc) //expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
126   for (int i = 0; i < 10; ++i)
127     foo();
128 #pragma omp parallel
129 #pragma omp for simd reduction(&& : argc)
130   for (int i = 0; i < 10; ++i)
131     foo();
132 #pragma omp parallel
133 #pragma omp for simd reduction(^ : T) // expected-error {{'T' does not refer to a value}}
134   for (int i = 0; i < 10; ++i)
135     foo();
136 #pragma omp parallel
137 #pragma omp for simd 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'}}
138   for (int i = 0; i < 10; ++i)
139     foo();
140 #pragma omp parallel
141 #pragma omp for simd 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}}
142   for (int i = 0; i < 10; ++i)
143     foo();
144 #pragma omp parallel
145 #pragma omp for simd reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
146   for (int i = 0; i < 10; ++i)
147     foo();
148 #pragma omp parallel
149 #pragma omp for simd reduction(+ : ba) // expected-error {{a reduction list item with array type 'const S2 [5]'}}
150   for (int i = 0; i < 10; ++i)
151     foo();
152 #pragma omp parallel
153 #pragma omp for simd reduction(* : ca) // expected-error {{a reduction list item with array type 'const S3 [5]'}}
154   for (int i = 0; i < 10; ++i)
155     foo();
156 #pragma omp parallel
157 #pragma omp for simd 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]'}}
158   for (int i = 0; i < 10; ++i)
159     foo();
160 #pragma omp parallel
161 #pragma omp for simd reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
162   for (int i = 0; i < 10; ++i)
163     foo();
164 #pragma omp parallel
165 #pragma omp for simd reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
166   for (int i = 0; i < 10; ++i)
167     foo();
168 #pragma omp parallel
169 #pragma omp for simd reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
170   for (int i = 0; i < 10; ++i)
171     foo();
172 #pragma omp parallel
173 #pragma omp for simd reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
174   for (int i = 0; i < 10; ++i)
175     foo();
176 #pragma omp parallel
177 #pragma omp for simd reduction(+ : o) // expected-error {{no viable overloaded '='}}
178   for (int i = 0; i < 10; ++i)
179     foo();
180 #pragma omp parallel
181 #pragma omp for simd private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
182   for (int i = 0; i < 10; ++i)
183     foo();
184 #pragma omp parallel private(k)
185 #pragma omp for simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
186   for (int i = 0; i < 10; ++i)
187     foo();
188 #pragma omp parallel
189 #pragma omp for simd reduction(+ : p), reduction(+ : p) // expected-error 3 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 3 {{previously referenced here}}
190   for (int i = 0; i < 10; ++i)
191     foo();
192 #pragma omp parallel
193 #pragma omp for simd reduction(+ : r) // expected-error 2 {{const-qualified list item cannot be reduction}}
194   for (int i = 0; i < 10; ++i)
195     foo();
196 #pragma omp parallel shared(i)
197 #pragma omp parallel reduction(min : i)
198 #pragma omp for simd reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
199   for (int i = 0; i < 10; ++i)
200     foo();
201 #pragma omp parallel private(fl)  // expected-note 2 {{defined as private}}
202 #pragma omp for simd reduction(+ : fl) // expected-error 2 {{reduction variable must be shared}}
203   for (int i = 0; i < 10; ++i)
204     foo();
205 #pragma omp parallel reduction(* : fl) // expected-note 2 {{defined as reduction}}
206 #pragma omp for simd reduction(+ : fl)      // expected-error 2 {{reduction variable must be shared}}
207   for (int i = 0; i < 10; ++i)
208     foo();
209 
210   return T();
211 }
212 
213 namespace A {
214 double x;
215 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
216 }
217 namespace B {
218 using A::x;
219 }
220 
main(int argc,char ** argv)221 int main(int argc, char **argv) {
222   const int d = 5;       // expected-note 2 {{'d' defined here}}
223   const int da[5] = {0}; // expected-note {{'da' defined here}}
224   int qa[5] = {0};
225   S4 e(4);
226   S5 g(5);
227   int i;
228   int &j = i;           // expected-note 2 {{'j' defined here}}
229   S3 &p = k;            // expected-note 2 {{'p' defined here}}
230   const int &r = da[i]; // expected-note {{'r' defined here}}
231   int &q = qa[i];       // expected-note {{'q' defined here}}
232   float fl;
233 #pragma omp parallel
234 #pragma omp for simd reduction // expected-error {{expected '(' after 'reduction'}}
235   for (int i = 0; i < 10; ++i)
236     foo();
237 #pragma omp parallel
238 #pragma omp for simd reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp for simd' are ignored}}
239   for (int i = 0; i < 10; ++i)
240     foo();
241 #pragma omp parallel
242 #pragma omp for simd reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
243   for (int i = 0; i < 10; ++i)
244     foo();
245 #pragma omp parallel
246 #pragma omp for simd reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
247   for (int i = 0; i < 10; ++i)
248     foo();
249 #pragma omp parallel
250 #pragma omp for simd reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
251   for (int i = 0; i < 10; ++i)
252     foo();
253 #pragma omp parallel
254 #pragma omp for simd reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
255   for (int i = 0; i < 10; ++i)
256     foo();
257 #pragma omp parallel
258 #pragma omp for simd reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
259   for (int i = 0; i < 10; ++i)
260     foo();
261 #pragma omp parallel
262 #pragma omp for simd reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
263   for (int i = 0; i < 10; ++i)
264     foo();
265 #pragma omp parallel
266 #pragma omp for simd reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
267   for (int i = 0; i < 10; ++i)
268     foo();
269 #pragma omp parallel
270 #pragma omp for simd reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
271   for (int i = 0; i < 10; ++i)
272     foo();
273 #pragma omp parallel
274 #pragma omp for simd reduction(~ : argc) // expected-error {{expected unqualified-id}}
275   for (int i = 0; i < 10; ++i)
276     foo();
277 #pragma omp parallel
278 #pragma omp for simd reduction(&& : argc)
279   for (int i = 0; i < 10; ++i)
280     foo();
281 #pragma omp parallel
282 #pragma omp for simd reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
283   for (int i = 0; i < 10; ++i)
284     foo();
285 #pragma omp parallel
286 #pragma omp for simd 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'}}
287   for (int i = 0; i < 10; ++i)
288     foo();
289 #pragma omp parallel
290 #pragma omp for simd 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}}
291   for (int i = 0; i < 10; ++i)
292     foo();
293 #pragma omp parallel
294 #pragma omp for simd reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
295   for (int i = 0; i < 10; ++i)
296     foo();
297 #pragma omp parallel
298 #pragma omp for simd reduction(+ : ba) // expected-error {{a reduction list item with array type 'const S2 [5]'}}
299   for (int i = 0; i < 10; ++i)
300     foo();
301 #pragma omp parallel
302 #pragma omp for simd reduction(* : ca) // expected-error {{a reduction list item with array type 'const S3 [5]'}}
303   for (int i = 0; i < 10; ++i)
304     foo();
305 #pragma omp parallel
306 #pragma omp for simd reduction(- : da) // expected-error {{a reduction list item with array type 'const int [5]'}}
307   for (int i = 0; i < 10; ++i)
308     foo();
309 #pragma omp parallel
310 #pragma omp for simd reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
311   for (int i = 0; i < 10; ++i)
312     foo();
313 #pragma omp parallel
314 #pragma omp for simd reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
315   for (int i = 0; i < 10; ++i)
316     foo();
317 #pragma omp parallel
318 #pragma omp for simd reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
319   for (int i = 0; i < 10; ++i)
320     foo();
321 #pragma omp parallel
322 #pragma omp for simd 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')}}
323   for (int i = 0; i < 10; ++i)
324     foo();
325 #pragma omp parallel
326 #pragma omp for simd reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
327   for (int i = 0; i < 10; ++i)
328     foo();
329 #pragma omp parallel
330 #pragma omp for simd reduction(+ : o) // expected-error {{no viable overloaded '='}}
331   for (int i = 0; i < 10; ++i)
332     foo();
333 #pragma omp parallel
334 #pragma omp for simd private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
335   for (int i = 0; i < 10; ++i)
336     foo();
337 #pragma omp parallel private(k)
338 #pragma omp for simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
339   for (int i = 0; i < 10; ++i)
340     foo();
341 #pragma omp parallel
342 #pragma omp for simd reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
343   for (int i = 0; i < 10; ++i)
344     foo();
345 #pragma omp parallel
346 #pragma omp for simd reduction(+ : r) // expected-error {{const-qualified list item cannot be reduction}}
347   for (int i = 0; i < 10; ++i)
348     foo();
349 #pragma omp parallel shared(i)
350 #pragma omp parallel reduction(min : i)
351 #pragma omp for simd reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
352   for (int i = 0; i < 10; ++i)
353     foo();
354 #pragma omp parallel private(fl)  // expected-note {{defined as private}}
355 #pragma omp for simd reduction(+ : fl) // expected-error {{reduction variable must be shared}}
356   for (int i = 0; i < 10; ++i)
357     foo();
358 #pragma omp parallel reduction(* : fl) // expected-note {{defined as reduction}}
359 #pragma omp for simd reduction(+ : fl)      // expected-error {{reduction variable must be shared}}
360   for (int i = 0; i < 10; ++i)
361     foo();
362   static int m;
363 #pragma omp for simd reduction(+ : m)
364   for (int i = 0; i < 10; ++i)
365     m++;
366 
367   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}}
368 }
369