1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 150 -o - %s
2 // RUN: %clang_cc1 -verify -fopenmp -std=c++98 -ferror-limit 150 -o - %s
3 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 -ferror-limit 150 -o - %s
4
5 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 150 -o - %s
6 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++98 -ferror-limit 150 -o - %s
7 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++11 -ferror-limit 150 -o - %s
8
foo()9 void foo() {
10 }
11
foobool(int argc)12 bool foobool(int argc) {
13 return argc;
14 }
15
foobar(int & ref)16 void foobar(int &ref) {
17 #pragma omp target reduction(+:ref)
18 foo();
19 }
20
21 struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}
22 extern S1 a;
23 class S2 {
24 mutable int a;
operator +(const S2 & arg)25 S2 &operator+(const S2 &arg) { return (*this); } // expected-note 3 {{implicitly declared private here}}
26
27 public:
S2()28 S2() : a(0) {}
S2(S2 & s2)29 S2(S2 &s2) : a(s2.a) {}
30 static float S2s; // expected-note 2 {{static data member is predetermined as shared}}
31 static const float S2sc; // expected-note 2 {{'S2sc' declared here}}
32 };
33 const float S2::S2sc = 0;
34 S2 b; // expected-note 3 {{'b' defined here}}
35 const S2 ba[5]; // expected-note 2 {{'ba' defined here}}
36 class S3 {
37 int a;
38
39 public:
40 int b;
S3()41 S3() : a(0) {}
S3(const S3 & s3)42 S3(const S3 &s3) : a(s3.a) {}
operator +(const S3 & arg1)43 S3 operator+(const S3 &arg1) { return arg1; }
44 };
operator +(const S3 & arg1,const S3 & arg2)45 int operator+(const S3 &arg1, const S3 &arg2) { return 5; }
46 S3 c; // expected-note 3 {{'c' defined here}}
47 const S3 ca[5]; // expected-note 2 {{'ca' defined here}}
48 extern const int f; // expected-note 4 {{'f' declared here}}
49 class S4 {
50 int a;
51 S4(); // expected-note {{implicitly declared private here}}
52 S4(const S4 &s4);
operator +(const S4 & arg)53 S4 &operator+(const S4 &arg) { return (*this); }
54
55 public:
S4(int v)56 S4(int v) : a(v) {}
57 };
operator &=(S4 & arg1,S4 & arg2)58 S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }
59 class S5 {
60 int a;
S5()61 S5() : a(0) {} // expected-note {{implicitly declared private here}}
S5(const S5 & s5)62 S5(const S5 &s5) : a(s5.a) {}
63 S5 &operator+(const S5 &arg);
64
65 public:
S5(int v)66 S5(int v) : a(v) {}
67 };
68 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}}
69 #if __cplusplus >= 201103L // C++11 or later
70 // expected-note@-2 3 {{candidate function (the implicit move assignment operator) not viable}}
71 #endif
72 int a;
73
74 public:
S6()75 S6() : a(6) {}
operator int()76 operator int() { return 6; }
77 } o;
78
79 S3 h, k;
80 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
81
82 template <class T> // expected-note {{declared here}}
tmain(T argc)83 T tmain(T argc) {
84 const T d = T(); // expected-note 4 {{'d' defined here}}
85 const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}
86 T qa[5] = {T()};
87 T i;
88 T &j = i; // expected-note 4 {{'j' defined here}}
89 S3 &p = k; // expected-note 2 {{'p' defined here}}
90 const T &r = da[(int)i]; // expected-note 2 {{'r' defined here}}
91 T &q = qa[(int)i]; // expected-note 2 {{'q' defined here}}
92 T fl;
93 #pragma omp target reduction // expected-error {{expected '(' after 'reduction'}}
94 foo();
95 #pragma omp target reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
96 foo();
97 #pragma omp target reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
98 foo();
99 #pragma omp target reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
100 foo();
101 #pragma omp target reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
102 foo();
103 #pragma omp target reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
104 foo();
105 #pragma omp target reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
106 foo();
107 #pragma omp target reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
108 foo();
109 #pragma omp target 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 foo();
111 #pragma omp target reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
112 foo();
113 #pragma omp target 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'}}
114 foo();
115 #pragma omp target reduction(&& : argc)
116 foo();
117 #pragma omp target reduction(^ : T) // expected-error {{'T' does not refer to a value}}
118 foo();
119 #pragma omp target 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'}}
120 foo();
121 #pragma omp target 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}}
122 foo();
123 #pragma omp target reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
124 foo();
125 #pragma omp target reduction(+ : ba) // expected-error {{const-qualified list item cannot be reduction}}
126 foo();
127 #pragma omp target reduction(* : ca) // expected-error {{const-qualified list item cannot be reduction}}
128 foo();
129 #pragma omp target reduction(- : da) // expected-error {{const-qualified list item cannot be reduction}} expected-error {{const-qualified list item cannot be reduction}}
130 foo();
131 #pragma omp target reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
132 foo();
133 #pragma omp target reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
134 foo();
135 #pragma omp target reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
136 foo();
137 #pragma omp target reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
138 foo();
139 #pragma omp target reduction(+ : o) // expected-error 2 {{no viable overloaded '='}}
140 foo();
141 #pragma omp parallel private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
142 foo();
143 #pragma omp parallel private(k)
144 #pragma omp target reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
145 foo();
146 #pragma omp target reduction(+ : p), reduction(+ : p) // expected-error 2 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 2 {{previously referenced here}}
147 foo();
148 #pragma omp target reduction(+ : r) // expected-error 2 {{const-qualified list item cannot be reduction}}
149 foo();
150 #pragma omp parallel shared(i)
151 #pragma omp target reduction(min : i)
152 #pragma omp parallel reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
153 foo();
154 #pragma omp parallel
155 #pragma omp for private(fl)
156 for (int i = 0; i < 10; ++i)
157 #pragma omp target reduction(+ : fl)
158 foo();
159 #pragma omp parallel
160 #pragma omp for reduction(- : fl)
161 for (int i = 0; i < 10; ++i)
162 #pragma omp target reduction(+ : fl)
163 foo();
164
165 return T();
166 }
167
168 namespace A {
169 double x;
170 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
171 }
172 namespace B {
173 using A::x;
174 }
175
main(int argc,char ** argv)176 int main(int argc, char **argv) {
177 const int d = 5; // expected-note 2 {{'d' defined here}}
178 const int da[5] = {0}; // expected-note {{'da' defined here}}
179 int qa[5] = {0};
180 S4 e(4);
181 S5 g(5);
182 int i;
183 int &j = i; // expected-note 2 {{'j' defined here}}
184 S3 &p = k; // expected-note 2 {{'p' defined here}}
185 const int &r = da[i]; // expected-note {{'r' defined here}}
186 int &q = qa[i]; // expected-note {{'q' defined here}}
187 float fl;
188 #pragma omp target reduction // expected-error {{expected '(' after 'reduction'}}
189 foo();
190 #pragma omp target reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
191 foo();
192 #pragma omp target reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
193 foo();
194 #pragma omp target reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
195 foo();
196 #pragma omp target reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
197 foo();
198 #pragma omp target reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
199 foo();
200 #pragma omp target reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
201 foo();
202 #pragma omp target reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
203 foo();
204 #pragma omp target reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
205 foo();
206 #pragma omp target reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
207 foo();
208 #pragma omp target reduction(~ : argc) // expected-error {{expected unqualified-id}}
209 foo();
210 #pragma omp target reduction(&& : argc)
211 foo();
212 #pragma omp target reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
213 foo();
214 #pragma omp target 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'}}
215 foo();
216 #pragma omp target 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}}
217 foo();
218 #pragma omp target reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
219 foo();
220 #pragma omp target reduction(+ : ba) // expected-error {{const-qualified list item cannot be reduction}}
221 foo();
222 #pragma omp target reduction(* : ca) // expected-error {{const-qualified list item cannot be reduction}}
223 foo();
224 #pragma omp target reduction(- : da) // expected-error {{const-qualified list item cannot be reduction}}
225 foo();
226 #pragma omp target reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
227 foo();
228 #pragma omp target reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
229 foo();
230 #pragma omp target reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
231 foo();
232 #pragma omp target reduction(& : e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{nvalid 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')}}
233 foo();
234 #pragma omp target reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
235 foo();
236 #pragma omp target reduction(+ : o) // expected-error {{no viable overloaded '='}}
237 foo();
238 #pragma omp parallel private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
239 foo();
240 #pragma omp parallel private(k)
241 #pragma omp target reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
242 foo();
243 #pragma omp target reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
244 foo();
245 #pragma omp target reduction(+ : r) // expected-error {{const-qualified list item cannot be reduction}}
246 foo();
247 #pragma omp parallel shared(i)
248 #pragma omp target reduction(min : i)
249 #pragma omp parallel reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
250 foo();
251 #pragma omp parallel
252 #pragma omp for private(fl)
253 for (int i = 0; i < 10; ++i)
254 #pragma omp target reduction(+ : fl)
255 foo();
256 #pragma omp parallel
257 #pragma omp for reduction(- : fl)
258 for (int i = 0; i < 10; ++i)
259 #pragma omp target reduction(+ : fl)
260 foo();
261 static int m;
262 #pragma omp target reduction(+ : m) // OK
263 m++;
264
265 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}}
266 }
267