1 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 %s
2 
foo()3 void foo() {
4 }
5 
foobool(int argc)6 bool foobool(int argc) {
7   return argc;
8 }
9 
10 struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}
11 extern S1 a;
12 class S2 {
13   mutable int a;
operator +=(const S2 & arg)14   S2 &operator+=(const S2 &arg) { return (*this); }
15 
16 public:
S2()17   S2() : a(0) {}
S2(S2 & s2)18   S2(S2 &s2) : a(s2.a) {}
19   static float S2s; // expected-note 2 {{static data member is predetermined as shared}}
20   static const float S2sc;
21 };
22 const float S2::S2sc = 0; // expected-note 2 {{'S2sc' defined here}}
23 S2 b;                     // expected-note 2 {{'b' defined here}}
24 const S2 ba[5];           // expected-note 2 {{'ba' defined here}}
25 class S3 {
26   int a;
27 
28 public:
S3()29   S3() : a(0) {}
S3(const S3 & s3)30   S3(const S3 &s3) : a(s3.a) {}
operator +=(const S3 & arg1)31   S3 operator+=(const S3 &arg1) { return arg1; }
32 };
operator +=(const S3 & arg1,const S3 & arg2)33 int operator+=(const S3 &arg1, const S3 &arg2) { return 5; }
34 S3 c;               // expected-note 2 {{'c' defined here}}
35 const S3 ca[5];     // expected-note 2 {{'ca' defined here}}
36 extern const int f; // expected-note 4 {{'f' declared here}}
37 class S4 {          // expected-note {{'S4' declared here}}
38   int a;
39   S4();
40   S4(const S4 &s4);
operator +=(const S4 & arg)41   S4 &operator+=(const S4 &arg) { return (*this); }
42 
43 public:
S4(int v)44   S4(int v) : a(v) {}
45 };
operator &=(S4 & arg1,S4 & arg2)46 S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }
47 class S5 {
48   int a;
S5()49   S5() : a(0) {}
S5(const S5 & s5)50   S5(const S5 &s5) : a(s5.a) {}
51   S5 &operator+=(const S5 &arg);
52 
53 public:
S5(int v)54   S5(int v) : a(v) {}
55 };
56 class S6 {
57   int a;
58 
59 public:
S6()60   S6() : a(6) {}
operator int()61   operator int() { return 6; }
62 } o; // expected-note 2 {{'o' defined here}}
63 
64 S3 h, k;
65 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
66 
67 template <class T>       // expected-note {{declared here}}
tmain(T argc)68 T tmain(T argc) {        // expected-note 2 {{'argc' defined here}}
69   const T d = T();       // expected-note 4 {{'d' defined here}}
70   const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}
71   T qa[5] = {T()};
72   T i;
73   T &j = i;                        // expected-note 4 {{'j' defined here}}
74   S3 &p = k;                       // expected-note 2 {{'p' defined here}}
75   const T &r = da[(int)i];         // expected-note 2 {{'r' defined here}}
76   T &q = qa[(int)i];               // expected-note 2 {{'q' defined here}}
77   T fl;                            // expected-note {{'fl' defined here}}
78 #pragma omp simd reduction // expected-error {{expected '(' after 'reduction'}}
79   for (int i = 0; i < 10; ++i)
80     foo();
81 #pragma omp simd reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp simd' are ignored}}
82   for (int i = 0; i < 10; ++i)
83     foo();
84 #pragma omp simd reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
85   for (int i = 0; i < 10; ++i)
86     foo();
87 #pragma omp simd reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
88   for (int i = 0; i < 10; ++i)
89     foo();
90 #pragma omp simd reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
91   for (int i = 0; i < 10; ++i)
92     foo();
93 #pragma omp simd reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
94   for (int i = 0; i < 10; ++i)
95     foo();
96 #pragma omp 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 simd reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{variable of type 'float' is not valid for specified reduction operation}}
100   for (int i = 0; i < 10; ++i)
101     foo();
102 #pragma omp simd reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{variable of type 'float' is not valid for specified reduction operation}}
103   for (int i = 0; i < 10; ++i)
104     foo();
105 #pragma omp simd reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name}}
106   for (int i = 0; i < 10; ++i)
107     foo();
108 #pragma omp simd reduction(foo : argc) //expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
109   for (int i = 0; i < 10; ++i)
110     foo();
111 #pragma omp simd reduction(&& : argc)
112   for (int i = 0; i < 10; ++i)
113     foo();
114 #pragma omp simd reduction(^ : T) // expected-error {{'T' does not refer to a value}}
115   for (int i = 0; i < 10; ++i)
116     foo();
117 #pragma omp simd reduction(+ : a, b, c, d, f) // expected-error {{reduction variable with incomplete type 'S1'}} expected-error 3 {{const-qualified variable cannot be reduction}}
118   for (int i = 0; i < 10; ++i)
119     foo();
120 #pragma omp simd reduction(min : a, b, c, d, f) // expected-error {{reduction variable 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 variable cannot be reduction}}
121   for (int i = 0; i < 10; ++i)
122     foo();
123 #pragma omp simd reduction(max : qa[1]) // expected-error 2 {{expected variable name}}
124   for (int i = 0; i < 10; ++i)
125     foo();
126 #pragma omp simd reduction(+ : ba) // expected-error {{a reduction variable with array type 'const S2 [5]'}}
127   for (int i = 0; i < 10; ++i)
128     foo();
129 #pragma omp simd reduction(* : ca) // expected-error {{a reduction variable with array type 'const S3 [5]'}}
130   for (int i = 0; i < 10; ++i)
131     foo();
132 #pragma omp simd reduction(- : da) // expected-error {{a reduction variable with array type 'const int [5]'}} expected-error {{a reduction variable with array type 'const float [5]'}}
133   for (int i = 0; i < 10; ++i)
134     foo();
135 #pragma omp simd reduction(^ : fl) // expected-error {{variable of type 'float' is not valid for specified reduction operation}}
136   for (int i = 0; i < 10; ++i)
137     foo();
138 #pragma omp simd reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
139   for (int i = 0; i < 10; ++i)
140     foo();
141 #pragma omp simd reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
142   for (int i = 0; i < 10; ++i)
143     foo();
144 #pragma omp simd reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
145   for (int i = 0; i < 10; ++i)
146     foo();
147 #pragma omp simd reduction(+ : o) // expected-error {{variable of type 'class S6' is not valid for specified reduction operation}}
148   for (int i = 0; i < 10; ++i)
149     foo();
150 #pragma omp simd private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
151   for (int i = 0; i < 10; ++i)
152     foo();
153 #pragma omp simd reduction(+ : j), reduction(+ : q) // OK
154   for (int i = 0; i < 10; ++i)
155     foo();
156 #pragma omp parallel private(k)
157 #pragma omp simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
158   for (int i = 0; i < 10; ++i)
159     foo();
160 #pragma omp simd reduction(+ : p), reduction(+ : p) // expected-error 3 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 3 {{previously referenced here}}
161   for (int i = 0; i < 10; ++i)
162     foo();
163 #pragma omp simd reduction(+ : r) // expected-error 2 {{const-qualified variable cannot be reduction}}
164   for (int i = 0; i < 10; ++i)
165     foo();
166 #pragma omp parallel shared(i)
167 #pragma omp parallel reduction(min : i)
168 #pragma omp simd reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
169   for (int i = 0; i < 10; ++i)
170     foo();
171 #pragma omp parallel private(fl)
172 #pragma omp simd reduction(+ : fl)
173   for (int i = 0; i < 10; ++i)
174     foo();
175 #pragma omp parallel reduction(* : fl)
176 #pragma omp simd reduction(+ : fl)
177   for (int i = 0; i < 10; ++i)
178     foo();
179 
180   return T();
181 }
182 
main(int argc,char ** argv)183 int main(int argc, char **argv) {
184   const int d = 5;       // expected-note 2 {{'d' defined here}}
185   const int da[5] = {0}; // expected-note {{'da' defined here}}
186   int qa[5] = {0};
187   S4 e(4); // expected-note {{'e' defined here}}
188   S5 g(5); // expected-note {{'g' defined here}}
189   int i;
190   int &j = i;                      // expected-note 2 {{'j' defined here}}
191   S3 &p = k;                       // expected-note 2 {{'p' defined here}}
192   const int &r = da[i];            // expected-note {{'r' defined here}}
193   int &q = qa[i];                  // expected-note {{'q' defined here}}
194   float fl;                        // expected-note {{'fl' defined here}}
195 #pragma omp simd reduction // expected-error {{expected '(' after 'reduction'}}
196   for (int i = 0; i < 10; ++i)
197     foo();
198 #pragma omp simd reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp simd' are ignored}}
199   for (int i = 0; i < 10; ++i)
200     foo();
201 #pragma omp simd reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
202   for (int i = 0; i < 10; ++i)
203     foo();
204 #pragma omp simd reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
205   for (int i = 0; i < 10; ++i)
206     foo();
207 #pragma omp simd reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
208   for (int i = 0; i < 10; ++i)
209     foo();
210 #pragma omp simd reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
211   for (int i = 0; i < 10; ++i)
212     foo();
213 #pragma omp simd reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
214   for (int i = 0; i < 10; ++i)
215     foo();
216 #pragma omp simd reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
217   for (int i = 0; i < 10; ++i)
218     foo();
219 #pragma omp simd reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
220   for (int i = 0; i < 10; ++i)
221     foo();
222 #pragma omp simd reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
223   for (int i = 0; i < 10; ++i)
224     foo();
225 #pragma omp simd reduction(~ : argc) // expected-error {{expected unqualified-id}}
226   for (int i = 0; i < 10; ++i)
227     foo();
228 #pragma omp simd reduction(&& : argc)
229   for (int i = 0; i < 10; ++i)
230     foo();
231 #pragma omp simd reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
232   for (int i = 0; i < 10; ++i)
233     foo();
234 #pragma omp simd reduction(+ : a, b, c, d, f) // expected-error {{reduction variable with incomplete type 'S1'}} expected-error 2 {{const-qualified variable cannot be reduction}}
235   for (int i = 0; i < 10; ++i)
236     foo();
237 #pragma omp simd reduction(min : a, b, c, d, f) // expected-error {{reduction variable 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 variable cannot be reduction}}
238   for (int i = 0; i < 10; ++i)
239     foo();
240 #pragma omp simd reduction(max : argv[1]) // expected-error {{expected variable name}}
241   for (int i = 0; i < 10; ++i)
242     foo();
243 #pragma omp simd reduction(+ : ba) // expected-error {{a reduction variable with array type 'const S2 [5]'}}
244   for (int i = 0; i < 10; ++i)
245     foo();
246 #pragma omp simd reduction(* : ca) // expected-error {{a reduction variable with array type 'const S3 [5]'}}
247   for (int i = 0; i < 10; ++i)
248     foo();
249 #pragma omp simd reduction(- : da) // expected-error {{a reduction variable with array type 'const int [5]'}}
250   for (int i = 0; i < 10; ++i)
251     foo();
252 #pragma omp simd reduction(^ : fl) // expected-error {{variable of type 'float' is not valid for specified reduction operation}}
253   for (int i = 0; i < 10; ++i)
254     foo();
255 #pragma omp simd reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
256   for (int i = 0; i < 10; ++i)
257     foo();
258 #pragma omp simd reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
259   for (int i = 0; i < 10; ++i)
260     foo();
261 #pragma omp simd reduction(& : e, g) // expected-error {{reduction variable must have an accessible, unambiguous default constructor}} expected-error {{variable of type 'S5' is not valid for specified reduction operation}}
262   for (int i = 0; i < 10; ++i)
263     foo();
264 #pragma omp simd reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
265   for (int i = 0; i < 10; ++i)
266     foo();
267 #pragma omp simd reduction(+ : o) // expected-error {{variable of type 'class S6' is not valid for specified reduction operation}}
268   for (int i = 0; i < 10; ++i)
269     foo();
270 #pragma omp simd private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
271   for (int i = 0; i < 10; ++i)
272     foo();
273 #pragma omp parallel private(k)
274 #pragma omp simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
275   for (int i = 0; i < 10; ++i)
276     foo();
277 #pragma omp simd reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
278   for (int i = 0; i < 10; ++i)
279     foo();
280 #pragma omp simd reduction(+ : r) // expected-error {{const-qualified variable cannot be reduction}}
281   for (int i = 0; i < 10; ++i)
282     foo();
283 #pragma omp parallel shared(i)
284 #pragma omp parallel reduction(min : i)
285 #pragma omp simd reduction(max : j) // expected-error {{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 private(fl)
289 #pragma omp simd reduction(+ : fl)
290   for (int i = 0; i < 10; ++i)
291     foo();
292 #pragma omp parallel reduction(* : fl)
293 #pragma omp simd reduction(+ : fl)
294   for (int i = 0; i < 10; ++i)
295     foo();
296 
297   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}}
298 }
299