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 
9 typedef void **omp_allocator_handle_t;
10 extern const omp_allocator_handle_t omp_default_mem_alloc;
11 extern const omp_allocator_handle_t omp_large_cap_mem_alloc;
12 extern const omp_allocator_handle_t omp_const_mem_alloc;
13 extern const omp_allocator_handle_t omp_high_bw_mem_alloc;
14 extern const omp_allocator_handle_t omp_low_lat_mem_alloc;
15 extern const omp_allocator_handle_t omp_cgroup_mem_alloc;
16 extern const omp_allocator_handle_t omp_pteam_mem_alloc;
17 extern const omp_allocator_handle_t omp_thread_mem_alloc;
18 
19 void foo() {
20 }
21 
22 bool foobool(int argc) {
23   return argc;
24 }
25 
26 void foobar(int &ref) {
27 #pragma omp target parallel reduction(+:ref)
28   foo();
29 }
30 
31 struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}
32 extern S1 a;
33 class S2 {
34   mutable int a;
35   S2 &operator+(const S2 &arg) { return (*this); } // expected-note 3 {{implicitly declared private here}}
36 
37 public:
38   S2() : a(0) {}
39   S2(S2 &s2) : a(s2.a) {}
40   static float S2s; // expected-note 2 {{static data member is predetermined as shared}}
41   static const float S2sc; // expected-note 2 {{'S2sc' declared here}}
42 };
43 const float S2::S2sc = 0;
44 S2 b;                     // expected-note 3 {{'b' defined here}}
45 const S2 ba[5];           // expected-note 2 {{'ba' defined here}}
46 class S3 {
47   int a;
48 
49 public:
50   int b;
51   S3() : a(0) {}
52   S3(const S3 &s3) : a(s3.a) {}
53   S3 operator+(const S3 &arg1) { return arg1; }
54 };
55 int operator+(const S3 &arg1, const S3 &arg2) { return 5; }
56 S3 c;               // expected-note 3 {{'c' defined here}}
57 const S3 ca[5];     // expected-note 2 {{'ca' defined here}}
58 extern const int f; // expected-note 4 {{'f' declared here}}
59 class S4 {
60   int a;
61   S4(); // expected-note {{implicitly declared private here}}
62   S4(const S4 &s4);
63   S4 &operator+(const S4 &arg) { return (*this); }
64 
65 public:
66   S4(int v) : a(v) {}
67 };
68 S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }
69 class S5 {
70   int a;
71   S5() : a(0) {} // expected-note {{implicitly declared private here}}
72   S5(const S5 &s5) : a(s5.a) {}
73   S5 &operator+(const S5 &arg);
74 
75 public:
76   S5(int v) : a(v) {}
77 };
78 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}}
79 #if __cplusplus >= 201103L // C++11 or later
80 // expected-note@-2 3 {{candidate function (the implicit move assignment operator) not viable}}
81 #endif
82   int a;
83 
84 public:
85   S6() : a(6) {}
86   operator int() { return 6; }
87 } o;
88 
89 S3 h, k;
90 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
91 
92 template <class T>       // expected-note {{declared here}}
93 T tmain(T argc) {
94   const T d = T();       // expected-note 4 {{'d' defined here}}
95   const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}
96   T qa[5] = {T()};
97   T i;
98   T &j = i;                    // expected-note 4 {{'j' defined here}}
99   S3 &p = k;                   // expected-note 2 {{'p' defined here}}
100   const T &r = da[(int)i];     // expected-note 2 {{'r' defined here}}
101   T &q = qa[(int)i];           // expected-note 2 {{'q' defined here}}
102   T fl;
103 #pragma omp target parallel reduction // expected-error {{expected '(' after 'reduction'}}
104   foo();
105 #pragma omp target parallel reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp target parallel' are ignored}}
106   foo();
107 #pragma omp target parallel reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
108   foo();
109 #pragma omp target parallel reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
110   foo();
111 #pragma omp target parallel reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
112   foo();
113 #pragma omp target parallel reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
114   foo();
115 #pragma omp target parallel reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
116   foo();
117 #pragma omp target parallel reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
118   foo();
119 #pragma omp target 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')}}
120   foo();
121 #pragma omp target parallel reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
122   foo();
123 #pragma omp target parallel 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'}}
124   foo();
125 #pragma omp target parallel reduction(&& : argc) allocate , allocate(, allocate(omp_default , allocate(omp_default_mem_alloc, allocate(omp_default_mem_alloc:, allocate(omp_default_mem_alloc: argc, allocate(omp_default_mem_alloc: argv), allocate(argv) // expected-error {{expected '(' after 'allocate'}} expected-error 2 {{expected expression}} expected-error 2 {{expected ')'}} expected-error {{use of undeclared identifier 'omp_default'}} expected-note 2 {{to match this '('}}
126   foo();
127 #pragma omp target parallel reduction(^ : T) // expected-error {{'T' does not refer to a value}}
128   foo();
129 #pragma omp target parallel reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 3 {{const-qualified variable cannot be reduction}} expected-error 2 {{'operator+' is a private member of 'S2'}}
130   foo();
131 #pragma omp target parallel 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 variable cannot be reduction}}
132   foo();
133 #pragma omp target parallel reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
134   foo();
135 #pragma omp target parallel reduction(+ : ba) // expected-error {{const-qualified variable cannot be reduction}}
136   foo();
137 #pragma omp target parallel reduction(* : ca) // expected-error {{const-qualified variable cannot be reduction}}
138   foo();
139 #pragma omp target parallel reduction(- : da) // expected-error {{const-qualified variable cannot be reduction}} expected-error {{const-qualified variable cannot be reduction}}
140   foo();
141 #pragma omp target parallel reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
142   foo();
143 #pragma omp target parallel reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
144   foo();
145 #pragma omp target parallel reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
146   foo();
147 #pragma omp target parallel reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
148   foo();
149 #pragma omp target parallel reduction(+ : o) // expected-error 2 {{no viable overloaded '='}}
150   foo();
151 #pragma omp target parallel private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
152   foo();
153 #pragma omp parallel private(k)
154 #pragma omp target parallel reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
155   foo();
156 #pragma omp target parallel reduction(+ : p), reduction(+ : p) // expected-error 2 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 2 {{previously referenced here}}
157   foo();
158 #pragma omp target parallel reduction(+ : r) // expected-error 2 {{const-qualified variable cannot be reduction}}
159   foo();
160 #pragma omp target parallel shared(i)
161   foo();
162 #pragma omp parallel reduction(min : i)
163 #pragma omp target parallel reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
164   foo();
165 #pragma omp target parallel
166 #pragma omp for private(fl)
167   for (int i = 0; i < 10; ++i)
168   {}
169 #pragma omp target parallel reduction(+ : fl) allocate(omp_thread_mem_alloc: fl) // expected-warning 2 {{allocator with the 'thread' trait access has unspecified behavior on 'target parallel' directive}}
170     foo();
171 #pragma omp target parallel
172 #pragma omp for reduction(- : fl)
173   for (int i = 0; i < 10; ++i)
174   {}
175 #pragma omp target parallel reduction(+ : fl)
176     foo();
177 
178   return T();
179 }
180 
181 namespace A {
182 double x;
183 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
184 }
185 namespace B {
186 using A::x;
187 }
188 
189 int main(int argc, char **argv) {
190   const int d = 5;       // expected-note 2 {{'d' defined here}}
191   const int da[5] = {0}; // expected-note {{'da' defined here}}
192   int qa[5] = {0};
193   S4 e(4);
194   S5 g(5);
195   int i;
196   int &j = i;                  // expected-note 2 {{'j' defined here}}
197   S3 &p = k;                   // expected-note 2 {{'p' defined here}}
198   const int &r = da[i];        // expected-note {{'r' defined here}}
199   int &q = qa[i];              // expected-note {{'q' defined here}}
200   float fl;
201 #pragma omp target parallel reduction // expected-error {{expected '(' after 'reduction'}}
202   foo();
203 #pragma omp target parallel reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp target parallel' are ignored}}
204   foo();
205 #pragma omp target parallel reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
206   foo();
207 #pragma omp target parallel reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
208   foo();
209 #pragma omp target parallel reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
210   foo();
211 #pragma omp target parallel reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
212   foo();
213 #pragma omp target parallel reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
214   foo();
215 #pragma omp target parallel reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
216   foo();
217 #pragma omp target parallel reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
218   foo();
219 #pragma omp target parallel reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
220   foo();
221 #pragma omp target parallel reduction(~ : argc) // expected-error {{expected unqualified-id}}
222   foo();
223 #pragma omp target parallel reduction(&& : argc)
224   foo();
225 #pragma omp target parallel reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
226   foo();
227 #pragma omp target parallel reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{const-qualified variable cannot be reduction}} expected-error {{'operator+' is a private member of 'S2'}}
228   foo();
229 #pragma omp target 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 variable cannot be reduction}}
230   foo();
231 #pragma omp target parallel reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
232   foo();
233 #pragma omp target parallel reduction(+ : ba) // expected-error {{const-qualified variable cannot be reduction}}
234   foo();
235 #pragma omp target parallel reduction(* : ca) // expected-error {{const-qualified variable cannot be reduction}}
236   foo();
237 #pragma omp target parallel reduction(- : da) // expected-error {{const-qualified variable cannot be reduction}}
238   foo();
239 #pragma omp target parallel reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
240   foo();
241 #pragma omp target parallel reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
242   foo();
243 #pragma omp target parallel reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
244   foo();
245 #pragma omp target 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')}}
246   foo();
247 #pragma omp target parallel reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
248   foo();
249 #pragma omp target parallel reduction(+ : o) // expected-error {{no viable overloaded '='}}
250   foo();
251 #pragma omp target parallel private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
252   foo();
253 #pragma omp parallel private(k)
254 #pragma omp target parallel reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
255   foo();
256 #pragma omp target parallel reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
257   foo();
258 #pragma omp target parallel reduction(+ : r) // expected-error {{const-qualified variable cannot be reduction}}
259   foo();
260 #pragma omp target parallel shared(i)
261   foo();
262 #pragma omp parallel reduction(min : i)
263 #pragma omp target parallel reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
264   foo();
265 #pragma omp target parallel
266 #pragma omp for private(fl)
267   for (int i = 0; i < 10; ++i)
268   {}
269 #pragma omp target parallel reduction(+ : fl)
270     foo();
271 #pragma omp target parallel
272 #pragma omp for reduction(- : fl)
273   for (int i = 0; i < 10; ++i)
274   {}
275 #pragma omp target parallel reduction(+ : fl)
276     foo();
277   static int m;
278 #pragma omp target parallel reduction(+ : m) // OK
279   m++;
280 
281   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}}
282 }
283