1 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 -ferror-limit 100 -o - %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 parallel for reduction // expected-error {{expected '(' after 'reduction'}}
79 for (int i = 0; i < 10; ++i)
80 foo();
81 #pragma omp parallel for reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp parallel for' are ignored}}
82 for (int i = 0; i < 10; ++i)
83 foo();
84 #pragma omp parallel for 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 parallel for 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 parallel for 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 parallel for 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 parallel for 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 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 parallel for 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 parallel for reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name}}
106 for (int i = 0; i < 10; ++i)
107 foo();
108 #pragma omp parallel for 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 parallel for reduction(&& : argc)
112 for (int i = 0; i < 10; ++i)
113 foo();
114 #pragma omp parallel for reduction(^ : T) // expected-error {{'T' does not refer to a value}}
115 for (int i = 0; i < 10; ++i)
116 foo();
117 #pragma omp parallel for 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 parallel for 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 parallel for reduction(max : qa[1]) // expected-error 2 {{expected variable name}}
124 for (int i = 0; i < 10; ++i)
125 foo();
126 #pragma omp parallel for 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 parallel for 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 parallel for 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 parallel for 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 parallel for reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
139 for (int i = 0; i < 10; ++i)
140 foo();
141 #pragma omp parallel for reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
142 for (int i = 0; i < 10; ++i)
143 foo();
144 #pragma omp parallel for 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 parallel for 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 parallel for 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 parallel private(k)
154 #pragma omp parallel for reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
155 for (int i = 0; i < 10; ++i)
156 foo();
157 #pragma omp parallel for reduction(+ : p), reduction(+ : p) // expected-error 3 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 3 {{previously referenced here}}
158 for (int i = 0; i < 10; ++i)
159 foo();
160 #pragma omp parallel for reduction(+ : r) // expected-error 2 {{const-qualified variable cannot be reduction}}
161 for (int i = 0; i < 10; ++i)
162 foo();
163 #pragma omp parallel shared(i)
164 #pragma omp parallel reduction(min : i)
165 #pragma omp parallel for reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
166 for (int i = 0; i < 10; ++i)
167 foo();
168 #pragma omp parallel private(fl)
169 #pragma omp parallel for reduction(+ : fl)
170 for (int i = 0; i < 10; ++i)
171 foo();
172 #pragma omp parallel reduction(* : fl)
173 #pragma omp parallel for reduction(+ : fl)
174 for (int i = 0; i < 10; ++i)
175 foo();
176
177 return T();
178 }
179
main(int argc,char ** argv)180 int main(int argc, char **argv) {
181 const int d = 5; // expected-note 2 {{'d' defined here}}
182 const int da[5] = {0}; // expected-note {{'da' defined here}}
183 int qa[5] = {0};
184 S4 e(4); // expected-note {{'e' defined here}}
185 S5 g(5); // expected-note {{'g' defined here}}
186 int i;
187 int &j = i; // expected-note 2 {{'j' defined here}}
188 S3 &p = k; // expected-note 2 {{'p' defined here}}
189 const int &r = da[i]; // expected-note {{'r' defined here}}
190 int &q = qa[i]; // expected-note {{'q' defined here}}
191 float fl; // expected-note {{'fl' defined here}}
192 #pragma omp parallel for reduction // expected-error {{expected '(' after 'reduction'}}
193 for (int i = 0; i < 10; ++i)
194 foo();
195 #pragma omp parallel for reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp parallel for' are ignored}}
196 for (int i = 0; i < 10; ++i)
197 foo();
198 #pragma omp parallel for reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
199 for (int i = 0; i < 10; ++i)
200 foo();
201 #pragma omp parallel for reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
202 for (int i = 0; i < 10; ++i)
203 foo();
204 #pragma omp parallel for reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
205 for (int i = 0; i < 10; ++i)
206 foo();
207 #pragma omp parallel for reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
208 for (int i = 0; i < 10; ++i)
209 foo();
210 #pragma omp parallel for reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
211 for (int i = 0; i < 10; ++i)
212 foo();
213 #pragma omp parallel for reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
214 for (int i = 0; i < 10; ++i)
215 foo();
216 #pragma omp parallel for reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
217 for (int i = 0; i < 10; ++i)
218 foo();
219 #pragma omp parallel for reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
220 for (int i = 0; i < 10; ++i)
221 foo();
222 #pragma omp parallel for reduction(~ : argc) // expected-error {{expected unqualified-id}}
223 for (int i = 0; i < 10; ++i)
224 foo();
225 #pragma omp parallel for reduction(&& : argc)
226 for (int i = 0; i < 10; ++i)
227 foo();
228 #pragma omp parallel for reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
229 for (int i = 0; i < 10; ++i)
230 foo();
231 #pragma omp parallel for reduction(+ : a, b, c, d, f) // expected-error {{reduction variable with incomplete type 'S1'}} expected-error 2 {{const-qualified variable cannot be reduction}}
232 for (int i = 0; i < 10; ++i)
233 foo();
234 #pragma omp parallel for 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}}
235 for (int i = 0; i < 10; ++i)
236 foo();
237 #pragma omp parallel for reduction(max : argv[1]) // expected-error {{expected variable name}}
238 for (int i = 0; i < 10; ++i)
239 foo();
240 #pragma omp parallel for reduction(+ : ba) // expected-error {{a reduction variable with array type 'const S2 [5]'}}
241 for (int i = 0; i < 10; ++i)
242 foo();
243 #pragma omp parallel for reduction(* : ca) // expected-error {{a reduction variable with array type 'const S3 [5]'}}
244 for (int i = 0; i < 10; ++i)
245 foo();
246 #pragma omp parallel for reduction(- : da) // expected-error {{a reduction variable with array type 'const int [5]'}}
247 for (int i = 0; i < 10; ++i)
248 foo();
249 #pragma omp parallel for reduction(^ : fl) // expected-error {{variable of type 'float' is not valid for specified reduction operation}}
250 for (int i = 0; i < 10; ++i)
251 foo();
252 #pragma omp parallel for reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
253 for (int i = 0; i < 10; ++i)
254 foo();
255 #pragma omp parallel for reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
256 for (int i = 0; i < 10; ++i)
257 foo();
258 #pragma omp parallel for 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}}
259 for (int i = 0; i < 10; ++i)
260 foo();
261 #pragma omp parallel for reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
262 for (int i = 0; i < 10; ++i)
263 foo();
264 #pragma omp parallel for reduction(+ : o) // expected-error {{variable of type 'class S6' is not valid for specified reduction operation}}
265 for (int i = 0; i < 10; ++i)
266 foo();
267 #pragma omp parallel for private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
268 for (int i = 0; i < 10; ++i)
269 foo();
270 #pragma omp parallel private(k)
271 #pragma omp parallel for reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
272 for (int i = 0; i < 10; ++i)
273 foo();
274 #pragma omp parallel for reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
275 for (int i = 0; i < 10; ++i)
276 foo();
277 #pragma omp parallel for reduction(+ : r) // expected-error {{const-qualified variable cannot be reduction}}
278 for (int i = 0; i < 10; ++i)
279 foo();
280 #pragma omp parallel shared(i)
281 #pragma omp parallel reduction(min : i)
282 #pragma omp parallel for reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
283 for (int i = 0; i < 10; ++i)
284 foo();
285 #pragma omp parallel private(fl)
286 #pragma omp parallel for reduction(+ : fl)
287 for (int i = 0; i < 10; ++i)
288 foo();
289 #pragma omp parallel reduction(* : fl)
290 #pragma omp parallel for reduction(+ : fl)
291 for (int i = 0; i < 10; ++i)
292 foo();
293
294 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}}
295 }
296