1 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-version=45  -fopenmp %s -Wuninitialized
2 // RUN: %clang_cc1 -verify=expected,omp50 -fopenmp %s -Wuninitialized
3 
4 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-version=45 -fopenmp-simd %s -Wuninitialized
5 // RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd %s -Wuninitialized
6 
7 extern int omp_default_mem_alloc;
foo()8 void foo() {
9 }
10 
foobool(int argc)11 bool foobool(int argc) {
12   return argc;
13 }
14 
15 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
16 extern S1 a;
17 class S2 {
18   mutable int a;
19 
20 public:
S2()21   S2() : a(0) {}
S2(S2 & s2)22   S2(S2 &s2) : a(s2.a) {}
23   const S2 &operator =(const S2&) const;
24   S2 &operator =(const S2&);
25   static float S2s; // expected-note {{static data member is predetermined as shared}}
26   static const float S2sc; // expected-note {{'S2sc' declared here}}
27 };
28 const float S2::S2sc = 0;
29 const S2 b;
30 const S2 ba[5];
31 class S3 {
32   int a;
33   S3 &operator=(const S3 &s3); // expected-note {{implicitly declared private here}}
34 
35 public:
S3()36   S3() : a(0) {}
S3(S3 & s3)37   S3(S3 &s3) : a(s3.a) {}
38 };
39 const S3 c;         // expected-note {{'c' defined here}}
40 const S3 ca[5];     // expected-note {{'ca' defined here}}
41 extern const int f; // expected-note {{'f' declared here}}
42 class S4 {
43   int a;
44   S4();             // expected-note 3 {{implicitly declared private here}}
45   S4(const S4 &s4);
46 
47 public:
S4(int v)48   S4(int v) : a(v) {}
49 };
50 class S5 {
51   int a;
S5()52   S5() : a(0) {} // expected-note {{implicitly declared private here}}
53 
54 public:
S5(const S5 & s5)55   S5(const S5 &s5) : a(s5.a) {}
S5(int v)56   S5(int v) : a(v) {}
57 };
58 class S6 {
59   int a;
S6()60   S6() : a(0) {} // expected-note {{implicitly declared private here}}
61 
62 public:
S6(const S6 & s6)63   S6(const S6 &s6) : a(s6.a) {}
S6(int v)64   S6(int v) : a(v) {}
65 };
66 
67 S3 h;
68 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
69 
70 template <class I, class C>
foomain(int argc,char ** argv)71 int foomain(int argc, char **argv) {
72   I e(4);
73   I g(5);
74   int i, z;
75   int &j = i;
76 #pragma omp target
77 #pragma omp teams
78 #pragma omp distribute simd lastprivate // expected-error {{expected '(' after 'lastprivate'}}
79   for (int k = 0; k < argc; ++k)
80     ++k;
81 #pragma omp target
82 #pragma omp teams
83 #pragma omp distribute simd lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
84   for (int k = 0; k < argc; ++k)
85     ++k;
86 #pragma omp target
87 #pragma omp teams
88 #pragma omp distribute simd lastprivate() // expected-error {{expected expression}}
89   for (int k = 0; k < argc; ++k)
90     ++k;
91 #pragma omp target
92 #pragma omp teams
93 #pragma omp distribute simd lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
94   for (int k = 0; k < argc; ++k)
95     ++k;
96 #pragma omp target
97 #pragma omp teams
98 #pragma omp distribute simd lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
99   for (int k = 0; k < argc; ++k)
100     ++k;
101 #pragma omp target
102 #pragma omp teams
103 #pragma omp distribute simd lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
104   for (int k = 0; k < argc; ++k)
105     ++k;
106 #pragma omp target
107 #pragma omp teams
108 #pragma omp distribute simd lastprivate(argc, z)
109   for (int k = 0; k < argc; ++k)
110     ++k;
111 #pragma omp target
112 #pragma omp teams
113 #pragma omp distribute simd lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
114   for (int k = 0; k < argc; ++k)
115     ++k;
116 #pragma omp target
117 #pragma omp teams
118 #pragma omp distribute simd lastprivate(conditional: argc) lastprivate(conditional: // expected-error 2 {{use of undeclared identifier 'conditional'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
119   for (int k = 0; k < argc; ++k)
120     ++k;
121 #pragma omp target
122 #pragma omp teams
123 #pragma omp distribute simd lastprivate(a, b) // expected-error {{lastprivate variable with incomplete type 'S1'}} expected-warning {{Type 'const S2' is not trivially copyable and not guaranteed to be mapped correctly}}
124   for (int k = 0; k < argc; ++k)
125     ++k;
126 #pragma omp target
127 #pragma omp teams
128 #pragma omp distribute simd lastprivate(argv[1]) // expected-error {{expected variable name}}
129   for (int k = 0; k < argc; ++k)
130     ++k;
131 #pragma omp target
132 #pragma omp teams
133 #pragma omp distribute simd lastprivate(e, g) // expected-error 2 {{calling a private constructor of class 'S4'}} expected-warning 2 {{Type 'S4' is not trivially copyable and not guaranteed to be mapped correctly}}
134   for (int k = 0; k < argc; ++k)
135     ++k;
136 #pragma omp target
137 #pragma omp teams
138 #pragma omp distribute simd lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
139   for (int k = 0; k < argc; ++k)
140     ++k;
141 
142   int v = 0;
143 #pragma omp target
144 #pragma omp teams
145   {
146 #pragma omp distribute simd lastprivate(i)
147     for (int k = 0; k < argc; ++k) {
148       i = k;
149       v += i;
150     }
151   }
152 #pragma omp target
153 #pragma omp teams private(i)
154 #pragma omp distribute simd lastprivate(j)
155   for (int k = 0; k < argc; ++k)
156     ++k;
157 #pragma omp target
158 #pragma omp teams
159 #pragma omp distribute simd lastprivate(i)
160   for (int k = 0; k < argc; ++k)
161     ++k;
162   return 0;
163 }
164 
bar(S4 a[2])165 void bar(S4 a[2]) {
166 #pragma omp target
167 #pragma omp teams
168 #pragma omp distribute simd lastprivate(a)
169   for (int i = 0; i < 2; ++i)
170     foo();
171 }
172 
173 namespace A {
174 double x;
175 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
176 }
177 namespace B {
178 using A::x;
179 }
180 
main(int argc,char ** argv)181 int main(int argc, char **argv) {
182   const int d = 5;       // expected-note {{'d' defined here}}
183   const int da[5] = {0}; // expected-note {{'da' defined here}}
184   S4 e(4);
185   S5 g(5);
186   S3 m;
187   S6 n(2);
188   int i;
189   int &j = i;
190 #pragma omp target
191 #pragma omp teams
192 #pragma omp distribute simd lastprivate // expected-error {{expected '(' after 'lastprivate'}}
193   for (i = 0; i < argc; ++i)
194     foo();
195 #pragma omp target
196 #pragma omp teams
197 #pragma omp distribute simd lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
198   for (i = 0; i < argc; ++i)
199     foo();
200 #pragma omp target
201 #pragma omp teams
202 #pragma omp distribute simd lastprivate() // expected-error {{expected expression}}
203   for (i = 0; i < argc; ++i)
204     foo();
205 #pragma omp target
206 #pragma omp teams
207 #pragma omp distribute simd lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
208   for (i = 0; i < argc; ++i)
209     foo();
210 #pragma omp target
211 #pragma omp teams
212 #pragma omp distribute simd lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
213   for (i = 0; i < argc; ++i)
214     foo();
215 #pragma omp target
216 #pragma omp teams
217 #pragma omp distribute simd lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
218   for (i = 0; i < argc; ++i)
219     foo();
220 #pragma omp target
221 #pragma omp teams
222 #pragma omp distribute simd lastprivate(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 '('}}
223   for (i = 0; i < argc; ++i)
224     foo();
225 #pragma omp target
226 #pragma omp teams
227 #pragma omp distribute simd lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
228   for (i = 0; i < argc; ++i)
229     foo();
230 #pragma omp target
231 #pragma omp teams
232 #pragma omp distribute simd lastprivate(a, b, c, d, f) // expected-error {{lastprivate variable with incomplete type 'S1'}} expected-error 1 {{const-qualified variable without mutable fields cannot be lastprivate}} expected-error 2 {{const-qualified variable cannot be lastprivate}} expected-error {{incomplete type 'S1' where a complete type is required}} expected-warning {{Type 'const S2' is not trivially copyable and not guaranteed to be mapped correctly}} expected-warning {{Type 'const S3' is not trivially copyable and not guaranteed to be mapped correctly}}
233   for (i = 0; i < argc; ++i)
234     foo();
235 #pragma omp target
236 #pragma omp teams
237 #pragma omp distribute simd lastprivate(argv[1]) // expected-error {{expected variable name}}
238   for (i = 0; i < argc; ++i)
239     foo();
240 #pragma omp target
241 #pragma omp teams
242 #pragma omp distribute simd lastprivate(2 * 2) // expected-error {{expected variable name}}
243   for (i = 0; i < argc; ++i)
244     foo();
245 #pragma omp target
246 #pragma omp teams
247 #pragma omp distribute simd lastprivate(ba) // expected-warning {{Type 'const S2 [5]' is not trivially copyable and not guaranteed to be mapped correctly}}
248   for (i = 0; i < argc; ++i)
249     foo();
250 #pragma omp target
251 #pragma omp teams
252 #pragma omp distribute simd lastprivate(ca) // expected-error {{const-qualified variable without mutable fields cannot be lastprivate}} expected-warning {{Type 'const S3 [5]' is not trivially copyable and not guaranteed to be mapped correctly}}
253   for (i = 0; i < argc; ++i)
254     foo();
255 #pragma omp target
256 #pragma omp teams
257 #pragma omp distribute simd lastprivate(da) // expected-error {{const-qualified variable cannot be lastprivate}}
258   for (i = 0; i < argc; ++i)
259     foo();
260   int xa;
261 #pragma omp target
262 #pragma omp teams
263 #pragma omp distribute simd lastprivate(xa) // OK
264   for (i = 0; i < argc; ++i)
265     foo();
266 #pragma omp target
267 #pragma omp teams
268 #pragma omp distribute simd lastprivate(S2::S2s) // expected-error {{shared variable cannot be lastprivate}}
269   for (i = 0; i < argc; ++i)
270     foo();
271 #pragma omp target
272 #pragma omp teams
273 #pragma omp distribute simd lastprivate(S2::S2sc) // expected-error {{const-qualified variable cannot be lastprivate}}
274   for (i = 0; i < argc; ++i)
275     foo();
276 #pragma omp target
277 #pragma omp teams
278 #pragma omp distribute simd safelen(5) // OK
279   for (i = 0; i < argc; ++i)
280     foo();
281 #pragma omp target
282 #pragma omp teams
283 #pragma omp distribute simd lastprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}} expected-warning {{Type 'S4' is not trivially copyable and not guaranteed to be mapped correctly}} expected-warning {{Type 'S5' is not trivially copyable and not guaranteed to be mapped correctly}}
284   for (i = 0; i < argc; ++i)
285     foo();
286 #pragma omp target
287 #pragma omp teams
288 #pragma omp distribute simd lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}} expected-warning {{Type 'S3' is not trivially copyable and not guaranteed to be mapped correctly}}
289   for (i = 0; i < argc; ++i)
290     foo();
291 #pragma omp target
292 #pragma omp teams
293 #pragma omp distribute simd lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
294   for (i = 0; i < argc; ++i)
295     foo();
296 #pragma omp target
297 #pragma omp teams
298 #pragma omp distribute simd lastprivate(B::x) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
299   for (i = 0; i < argc; ++i)
300     foo();
301 #pragma omp target
302 #pragma omp teams
303 #pragma omp distribute simd private(xa), lastprivate(xa) // expected-error {{private variable cannot be lastprivate}} expected-note {{defined as private}}
304   for (i = 0; i < argc; ++i)
305     foo();
306 #pragma omp target
307 #pragma omp teams
308 #pragma omp distribute simd lastprivate(i) // omp45-note {{defined as lastprivate}}
309   for (i = 0; i < argc; ++i) // omp45-error{{loop iteration variable in the associated loop of 'omp distribute simd' directive may not be lastprivate, predetermined as linear}}
310     foo();
311 #pragma omp target
312 #pragma omp teams
313 #pragma omp distribute simd lastprivate(xa)
314   for (i = 0; i < argc; ++i)
315     foo();
316 #pragma omp target
317 #pragma omp teams
318 #pragma omp distribute simd lastprivate(xa)
319   for (i = 0; i < argc; ++i)
320     foo();
321 #pragma omp target
322 #pragma omp teams
323 #pragma omp distribute simd lastprivate(j)
324   for (i = 0; i < argc; ++i)
325     foo();
326 // expected-error@+3 {{firstprivate variable cannot be lastprivate}} expected-note@+3 {{defined as firstprivate}}
327 #pragma omp target
328 #pragma omp teams
329 #pragma omp distribute simd firstprivate(m) lastprivate(m) // expected-warning {{Type 'S3' is not trivially copyable and not guaranteed to be mapped correctly}}
330   for (i = 0; i < argc; ++i)
331     foo();
332 // expected-error@+3 {{lastprivate variable cannot be firstprivate}} expected-note@+3 {{defined as lastprivate}}
333 #pragma omp target
334 #pragma omp teams
335 #pragma omp distribute simd lastprivate(n) firstprivate(n) // expected-error {{calling a private constructor of class 'S6'}} expected-warning {{Type 'S6' is not trivially copyable and not guaranteed to be mapped correctly}}
336   for (i = 0; i < argc; ++i)
337     foo();
338   static int si;
339 #pragma omp target
340 #pragma omp teams
341 #pragma omp distribute simd lastprivate(si) // OK
342   for (i = 0; i < argc; ++i)
343     si = i + 1;
344   return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
345 }
346