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