1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -o - %s
2 // RUN: %clang_cc1 -verify -fopenmp -std=c++98 -ferror-limit 100 -o - %s
3 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 -ferror-limit 100 -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 reduction // expected-error {{expected '(' after 'reduction'}}
85 foo();
86 #pragma omp parallel reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
87 foo();
88 #pragma omp parallel reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
89 foo();
90 #pragma omp parallel reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
91 foo();
92 #pragma omp parallel reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
93 foo();
94 #pragma omp parallel reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
95 foo();
96 #pragma omp parallel reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
97 foo();
98 #pragma omp parallel reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
99 foo();
100 #pragma omp parallel reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
101 foo();
102 #pragma omp parallel reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
103 foo();
104 #pragma omp parallel reduction(foo : argc) //expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
105 foo();
106 #pragma omp parallel reduction(&& : argc)
107 foo();
108 #pragma omp parallel reduction(^ : T) // expected-error {{'T' does not refer to a value}}
109 foo();
110 #pragma omp parallel 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'}}
111 foo();
112 #pragma omp parallel 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}}
113 foo();
114 #pragma omp parallel reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
115 foo();
116 #pragma omp parallel reduction(+ : ba) // expected-error {{a reduction list item with array type 'const S2 [5]'}}
117 foo();
118 #pragma omp parallel reduction(* : ca) // expected-error {{a reduction list item with array type 'const S3 [5]'}}
119 foo();
120 #pragma omp parallel 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]'}}
121 foo();
122 #pragma omp parallel reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
123 foo();
124 #pragma omp parallel reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
125 foo();
126 #pragma omp parallel reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
127 foo();
128 #pragma omp parallel reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
129 foo();
130 #pragma omp parallel reduction(+ : o) // expected-error {{no viable overloaded '='}}
131 foo();
132 #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}}
133 foo();
134 #pragma omp parallel private(k)
135 #pragma omp parallel reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
136 foo();
137 #pragma omp parallel reduction(+ : p), reduction(+ : p) // expected-error 3 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 3 {{previously referenced here}}
138 foo();
139 #pragma omp parallel reduction(+ : r) // expected-error 2 {{const-qualified list item cannot be reduction}}
140 foo();
141 #pragma omp parallel shared(i)
142 #pragma omp parallel reduction(min : i)
143 #pragma omp parallel reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
144 foo();
145 #pragma omp parallel
146 #pragma omp for private(fl)
147 for (int i = 0; i < 10; ++i)
148 #pragma omp parallel reduction(+ : fl)
149 foo();
150 #pragma omp parallel
151 #pragma omp for reduction(- : fl)
152 for (int i = 0; i < 10; ++i)
153 #pragma omp parallel reduction(+ : fl)
154 foo();
155
156 return T();
157 }
158
159 namespace A {
160 double x;
161 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
162 }
163 namespace B {
164 using A::x;
165 }
166
main(int argc,char ** argv)167 int main(int argc, char **argv) {
168 const int d = 5; // expected-note 2 {{'d' defined here}}
169 const int da[5] = {0}; // expected-note {{'da' defined here}}
170 int qa[5] = {0};
171 S4 e(4);
172 S5 g(5);
173 int i;
174 int &j = i; // expected-note 2 {{'j' defined here}}
175 S3 &p = k; // expected-note 2 {{'p' defined here}}
176 const int &r = da[i]; // expected-note {{'r' defined here}}
177 int &q = qa[i]; // expected-note {{'q' defined here}}
178 float fl;
179 #pragma omp parallel reduction // expected-error {{expected '(' after 'reduction'}}
180 foo();
181 #pragma omp parallel reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
182 foo();
183 #pragma omp parallel reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
184 foo();
185 #pragma omp parallel reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
186 foo();
187 #pragma omp parallel reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
188 foo();
189 #pragma omp parallel reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
190 foo();
191 #pragma omp parallel reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
192 foo();
193 #pragma omp parallel reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
194 foo();
195 #pragma omp parallel reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
196 foo();
197 #pragma omp parallel reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
198 foo();
199 #pragma omp parallel reduction(~ : argc) // expected-error {{expected unqualified-id}}
200 foo();
201 #pragma omp parallel reduction(&& : argc)
202 foo();
203 #pragma omp parallel reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
204 foo();
205 #pragma omp parallel 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'}}
206 foo();
207 #pragma omp parallel 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}}
208 foo();
209 #pragma omp parallel reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
210 foo();
211 #pragma omp parallel reduction(+ : ba) // expected-error {{a reduction list item with array type 'const S2 [5]'}}
212 foo();
213 #pragma omp parallel reduction(* : ca) // expected-error {{a reduction list item with array type 'const S3 [5]'}}
214 foo();
215 #pragma omp parallel reduction(- : da) // expected-error {{a reduction list item with array type 'const int [5]'}}
216 foo();
217 #pragma omp parallel reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
218 foo();
219 #pragma omp parallel reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
220 foo();
221 #pragma omp parallel reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
222 foo();
223 #pragma omp parallel 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')}}
224 foo();
225 #pragma omp parallel reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
226 foo();
227 #pragma omp parallel reduction(+ : o) // expected-error {{no viable overloaded '='}}
228 foo();
229 #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}}
230 foo();
231 #pragma omp parallel private(k)
232 #pragma omp parallel reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
233 foo();
234 #pragma omp parallel reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
235 foo();
236 #pragma omp parallel reduction(+ : r) // expected-error {{const-qualified list item cannot be reduction}}
237 foo();
238 #pragma omp parallel shared(i)
239 #pragma omp parallel reduction(min : i)
240 #pragma omp parallel reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
241 foo();
242 #pragma omp parallel
243 #pragma omp for private(fl)
244 for (int i = 0; i < 10; ++i)
245 #pragma omp parallel reduction(+ : fl)
246 foo();
247 #pragma omp parallel
248 #pragma omp for reduction(- : fl)
249 for (int i = 0; i < 10; ++i)
250 #pragma omp parallel reduction(+ : fl)
251 foo();
252 static int m;
253 #pragma omp parallel reduction(+ : m) // OK
254 m++;
255
256 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}}
257 }
258