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