1 // RUN: %clang_cc1 -verify -fopenmp %s -Wno-openmp-mapping -Wuninitialized
2 
3 // RUN: %clang_cc1 -verify -fopenmp-simd %s -Wno-openmp-mapping -Wuninitialized
4 
5 void foo() {
6 }
7 
8 bool foobool(int argc) {
9   return argc;
10 }
11 
12 void xxx(int argc) {
13   int map; // expected-note {{initialize the variable 'map' to silence this warning}}
14 #pragma omp target parallel for simd map(map) // expected-warning {{variable 'map' is uninitialized when used here}}
15   for (int i = 0; i < 10; ++i)
16     ;
17 }
18 
19 struct S1; // expected-note 2 {{declared here}}
20 extern S1 a;
21 class S2 {
22   mutable int a;
23 public:
24   S2():a(0) { }
25   S2(S2 &s2):a(s2.a) { }
26   static float S2s;
27   static const float S2sc;
28 };
29 const float S2::S2sc = 0;
30 const S2 b;
31 const S2 ba[5];
32 class S3 {
33   int a;
34 public:
35   S3():a(0) { }
36   S3(S3 &s3):a(s3.a) { }
37 };
38 const S3 c;
39 const S3 ca[5];
40 extern const int f;
41 class S4 {
42   int a;
43   S4();
44   S4(const S4 &s4);
45 public:
46   S4(int v):a(v) { }
47 };
48 class S5 {
49   int a;
50   S5():a(0) {}
51   S5(const S5 &s5):a(s5.a) { }
52 public:
53   S5(int v):a(v) { }
54 };
55 
56 S3 h;
57 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
58 
59 typedef int from;
60 
61 template <typename T, int I> // expected-note {{declared here}}
62 T tmain(T argc) {
63   const T d = 5;
64   const T da[5] = { 0 };
65   S4 e(4);
66   S5 g(5);
67   T i, t[20];
68   T &j = i;
69   T *k = &j;
70   T x;
71   T y ,z;
72   T to, tofrom, always;
73   const T (&l)[5] = da;
74 
75 
76 #pragma omp target parallel for simd map // expected-error {{expected '(' after 'map'}}
77   for (i = 0; i < argc; ++i) foo();
78 #pragma omp target parallel for simd map( // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected expression}}
79   for (i = 0; i < argc; ++i) foo();
80 #pragma omp target parallel for simd map() // expected-error {{expected expression}}
81   for (i = 0; i < argc; ++i) foo();
82 #pragma omp target parallel for simd map(alloc) // expected-error {{use of undeclared identifier 'alloc'}}
83   for (i = 0; i < argc; ++i) foo();
84 #pragma omp target parallel for simd map(to argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected ',' or ')' in 'map' clause}}
85   for (i = 0; i < argc; ++i) foo();
86 #pragma omp target parallel for simd map(to:) // expected-error {{expected expression}}
87   for (i = 0; i < argc; ++i) foo();
88 #pragma omp target parallel for simd map(from: argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
89   for (i = 0; i < argc; ++i) foo();
90 #pragma omp target parallel for simd map(x: y) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
91   for (i = 0; i < argc; ++i) foo();
92 #pragma omp target parallel for simd map(l[-1:]) // expected-error 2 {{array section must be a subset of the original array}}
93   for (i = 0; i < argc; ++i) foo();
94 #pragma omp target parallel for simd map(l[:-1]) // expected-error 2 {{section length is evaluated to a negative value -1}}
95   for (i = 0; i < argc; ++i) foo();
96 #pragma omp target parallel for simd map(l[true:true])
97   for (i = 0; i < argc; ++i) foo();
98 #pragma omp target parallel for simd map(x)
99   for (i = 0; i < argc; ++i) foo();
100 #pragma omp target parallel for simd map(tofrom: t[:I])
101   for (i = 0; i < argc; ++i) foo();
102 #pragma omp target parallel for simd map(T: a) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}} expected-error {{incomplete type 'S1' where a complete type is required}}
103   for (i = 0; i < argc; ++i) foo();
104 #pragma omp target parallel for simd map(T) // expected-error {{'T' does not refer to a value}}
105   for (i = 0; i < argc; ++i) foo();
106 #pragma omp target parallel for simd map(I) // expected-error 2 {{expected expression containing only member accesses and/or array sections based on named variables}}
107   for (i = 0; i < argc; ++i) foo();
108 #pragma omp target parallel for simd map(S2::S2s)
109   for (i = 0; i < argc; ++i) foo();
110 #pragma omp target parallel for simd map(S2::S2sc)
111   for (i = 0; i < argc; ++i) foo();
112 #pragma omp target parallel for simd map(x, z)
113   for (i = 0; i < argc; ++i) foo();
114 #pragma omp target parallel for simd map(to: x)
115   for (i = 0; i < argc; ++i) foo();
116 #pragma omp target parallel for simd map(to: to)
117   for (i = 0; i < argc; ++i) foo();
118 #pragma omp target parallel for simd map(to)
119   for (i = 0; i < argc; ++i) foo();
120 #pragma omp target parallel for simd map(to, x)
121   for (i = 0; i < argc; ++i) foo();
122 #pragma omp target parallel for simd map(to x) // expected-error {{expected ',' or ')' in 'map' clause}}
123   for (i = 0; i < argc; ++i) foo();
124 #pragma omp target parallel for simd map(tofrom: argc > 0 ? x : y) // expected-error 2 {{expected expression containing only member accesses and/or array sections based on named variables}}
125   for (i = 0; i < argc; ++i) foo();
126 #pragma omp target parallel for simd map(argc)
127   for (i = 0; i < argc; ++i) foo();
128 #pragma omp target parallel for simd map(S1) // expected-error {{'S1' does not refer to a value}}
129   for (i = 0; i < argc; ++i) foo();
130 #pragma omp target parallel for simd map(a, b, c, d, f) // expected-error {{incomplete type 'S1' where a complete type is required}}
131   for (i = 0; i < argc; ++i) foo();
132 #pragma omp target parallel for simd map(ba)
133   for (i = 0; i < argc; ++i) foo();
134 #pragma omp target parallel for simd map(ca)
135   for (i = 0; i < argc; ++i) foo();
136 #pragma omp target parallel for simd map(da)
137   for (i = 0; i < argc; ++i) foo();
138 #pragma omp target parallel for simd map(S2::S2s)
139   for (i = 0; i < argc; ++i) foo();
140 #pragma omp target parallel for simd map(S2::S2sc)
141   for (i = 0; i < argc; ++i) foo();
142 #pragma omp target parallel for simd map(e, g)
143   for (i = 0; i < argc; ++i) foo();
144 #pragma omp target parallel for simd map(h) // expected-error {{threadprivate variables are not allowed in 'map' clause}}
145   for (i = 0; i < argc; ++i) foo();
146 #pragma omp target parallel for simd map(k), map(k) // expected-error 2 {{variable already marked as mapped in current construct}} expected-note 2 {{used here}}
147   for (i = 0; i < argc; ++i) foo();
148 #pragma omp target parallel for simd map(k), map(k[:5]) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}} expected-note 2 {{used here}}
149   for (i = 0; i < argc; ++i) foo();
150 #pragma omp target parallel for simd map(da)
151   for (i = 0; i < argc; ++i) foo();
152 #pragma omp target parallel for simd map(da[:4])
153   for (i = 0; i < argc; ++i) foo();
154 #pragma omp target data map(k, j, l) // expected-note 2 {{used here}}
155 #pragma omp target parallel for simd map(k[:4]) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}}
156   for (i = 0; i < argc; ++i) foo();
157 #pragma omp target parallel for simd map(j)
158   for (i = 0; i < argc; ++i) foo();
159 #pragma omp target parallel for simd map(l) map(l[:5]) // expected-error 2 {{variable already marked as mapped in current construct}} expected-note 2 {{used here}}
160   for (i = 0; i < argc; ++i) foo();
161 #pragma omp target data map(k[:4], j, l[:5]) // expected-note 2 {{used here}}
162 {
163 #pragma omp target parallel for simd map(k) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}}
164   for (i = 0; i < argc; ++i) foo();
165 #pragma omp target parallel for simd map(j)
166   for (i = 0; i < argc; ++i) foo();
167 #pragma omp target parallel for simd map(l)
168   for (i = 0; i < argc; ++i) foo();
169 }
170 
171 #pragma omp target parallel for simd map(always, tofrom: x)
172   for (i = 0; i < argc; ++i) foo();
173 #pragma omp target parallel for simd map(always: x) // expected-error {{missing map type}}
174   for (i = 0; i < argc; ++i) foo();
175 #pragma omp target parallel for simd map(tofrom, always: x) // expected-error {{incorrect map type modifier, expected 'always', 'close', or 'mapper'}} expected-error {{missing map type}}
176   for (i = 0; i < argc; ++i) foo();
177 #pragma omp target parallel for simd map(always, tofrom: always, tofrom, x)
178   for (i = 0; i < argc; ++i) foo();
179 #pragma omp target parallel for simd map(tofrom j) // expected-error {{expected ',' or ')' in 'map' clause}}
180   for (i = 0; i < argc; ++i) foo();
181 
182   return 0;
183 }
184 
185 int main(int argc, char **argv) {
186   const int d = 5;
187   const int da[5] = { 0 };
188   S4 e(4);
189   S5 g(5);
190   int i;
191   int &j = i;
192   int *k = &j;
193   int x;
194   int y, z;
195   int to, tofrom, always;
196   const int (&l)[5] = da;
197 
198 #pragma omp target parallel for simd map // expected-error {{expected '(' after 'map'}}
199   for (i = 0; i < argc; ++i) foo();
200 #pragma omp target parallel for simd map( // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected expression}}
201   for (i = 0; i < argc; ++i) foo();
202 #pragma omp target parallel for simd map() // expected-error {{expected expression}}
203   for (i = 0; i < argc; ++i) foo();
204 #pragma omp target parallel for simd map(alloc) // expected-error {{use of undeclared identifier 'alloc'}}
205   for (i = 0; i < argc; ++i) foo();
206 #pragma omp target parallel for simd map(to argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected ',' or ')' in 'map' clause}}
207   for (i = 0; i < argc; ++i) foo();
208 #pragma omp target parallel for simd map(to:) // expected-error {{expected expression}}
209   for (i = 0; i < argc; ++i) foo();
210 #pragma omp target parallel for simd map(from: argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
211   for (i = 0; i < argc; ++i) foo();
212 #pragma omp target parallel for simd map(x: y) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
213   for (i = 0; i < argc; ++i) foo();
214 #pragma omp target parallel map(l[-1:]) // expected-error {{array section must be a subset of the original array}}
215   for (i = 0; i < argc; ++i) foo();
216 #pragma omp target parallel map(l[:-1]) // expected-error {{section length is evaluated to a negative value -1}}
217   for (i = 0; i < argc; ++i) foo();
218 #pragma omp target parallel map(l[true:true])
219   for (i = 0; i < argc; ++i) foo();
220 #pragma omp target parallel for simd map(x)
221   for (i = 0; i < argc; ++i) foo();
222 #pragma omp target parallel for simd map(to: x)
223   for (i = 0; i < argc; ++i) foo();
224 #pragma omp target parallel for simd map(to: to)
225   for (i = 0; i < argc; ++i) foo();
226 #pragma omp target parallel for simd map(to, z)
227   for (i = 0; i < argc; ++i) foo();
228 #pragma omp target parallel for simd map(to, x)
229   for (i = 0; i < argc; ++i) foo();
230 #pragma omp target parallel for simd map(to x) // expected-error {{expected ',' or ')' in 'map' clause}}
231   for (i = 0; i < argc; ++i) foo();
232 #pragma omp target parallel for simd map(tofrom: argc > 0 ? argv[1] : argv[2]) // expected-error {{expected expression containing only member accesses and/or array sections based on named variables}}
233   for (i = 0; i < argc; ++i) foo();
234 #pragma omp target parallel for simd map(argc)
235   for (i = 0; i < argc; ++i) foo();
236 #pragma omp target parallel for simd map(S1) // expected-error {{'S1' does not refer to a value}}
237   for (i = 0; i < argc; ++i) foo();
238 #pragma omp target parallel for simd map(a, b, c, d, f) // expected-error {{incomplete type 'S1' where a complete type is required}}
239   for (i = 0; i < argc; ++i) foo();
240 #pragma omp target parallel for simd map(argv[1])
241   for (i = 0; i < argc; ++i) foo();
242 #pragma omp target parallel for simd map(ba)
243   for (i = 0; i < argc; ++i) foo();
244 #pragma omp target parallel for simd map(ca)
245   for (i = 0; i < argc; ++i) foo();
246 #pragma omp target parallel for simd map(da)
247   for (i = 0; i < argc; ++i) foo();
248 #pragma omp target parallel for simd map(S2::S2s)
249   for (i = 0; i < argc; ++i) foo();
250 #pragma omp target parallel for simd map(S2::S2sc)
251   for (i = 0; i < argc; ++i) foo();
252 #pragma omp target parallel for simd map(e, g)
253   for (i = 0; i < argc; ++i) foo();
254 #pragma omp target parallel for simd map(h) // expected-error {{threadprivate variables are not allowed in 'map' clause}}
255   for (i = 0; i < argc; ++i) foo();
256 #pragma omp target parallel for simd map(k), map(k) // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
257   for (i = 0; i < argc; ++i) foo();
258 #pragma omp target parallel for simd map(k), map(k[:5]) // expected-error {{pointer cannot be mapped along with a section derived from itself}} expected-note {{used here}}
259   for (i = 0; i < argc; ++i) foo();
260 #pragma omp target parallel for simd map(da)
261   for (i = 0; i < argc; ++i) foo();
262 #pragma omp target parallel for simd map(da[:4])
263   for (i = 0; i < argc; ++i) foo();
264 #pragma omp target data map(k, j, l) // expected-note {{used here}}
265 #pragma omp target parallel for simd map(k[:4]) // expected-error {{pointer cannot be mapped along with a section derived from itself}}
266   for (i = 0; i < argc; ++i) foo();
267 #pragma omp target parallel for simd map(j)
268   for (i = 0; i < argc; ++i) foo();
269 #pragma omp target parallel for simd map(l) map(l[:5]) // expected-error 1 {{variable already marked as mapped in current construct}} expected-note 1 {{used here}}
270   for (i = 0; i < argc; ++i) foo();
271 #pragma omp target data map(k[:4], j, l[:5]) // expected-note {{used here}}
272 {
273 #pragma omp target parallel for simd map(k) // expected-error {{pointer cannot be mapped along with a section derived from itself}}
274   for (i = 0; i < argc; ++i) foo();
275 #pragma omp target parallel for simd map(j)
276   for (i = 0; i < argc; ++i) foo();
277 #pragma omp target parallel for simd map(l)
278   for (i = 0; i < argc; ++i) foo();
279 }
280 
281 #pragma omp target parallel for simd map(always, tofrom: x)
282   for (i = 0; i < argc; ++i) foo();
283 #pragma omp target parallel for simd map(always: x) // expected-error {{missing map type}}
284   for (i = 0; i < argc; ++i) foo();
285 #pragma omp target parallel for simd map(tofrom, always: x) // expected-error {{incorrect map type modifier, expected 'always', 'close', or 'mapper'}} expected-error {{missing map type}}
286   for (i = 0; i < argc; ++i) foo();
287 #pragma omp target parallel for simd map(always, tofrom: always, tofrom, x)
288   for (i = 0; i < argc; ++i) foo();
289 #pragma omp target parallel for simd map(tofrom j) // expected-error {{expected ',' or ')' in 'map' clause}}
290   for (i = 0; i < argc; ++i) foo();
291 #pragma omp target parallel for simd map(delete: j) // expected-error {{map type 'delete' is not allowed for '#pragma omp target parallel for simd'}}
292   for (i = 0; i < argc; ++i)
293     foo();
294 #pragma omp target parallel for simd map(release: j) // expected-error {{map type 'release' is not allowed for '#pragma omp target parallel for simd'}}
295   for (i = 0; i < argc; ++i)
296     foo();
297 
298   return tmain<int, 3>(argc)+tmain<from, 4>(argc); // expected-note {{in instantiation of function template specialization 'tmain<int, 3>' requested here}} expected-note {{in instantiation of function template specialization 'tmain<int, 4>' requested here}}
299 }
300 
301