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