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 
18 void foo() {
19 }
20 
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:
31   S2() : a(0) {}
32   S2(S2 &s2) : a(s2.a) {}
33   S2 &operator=(const S2 &);
34   const S2 &operator=(const S2 &) const;
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:
46   S3() : a(0) {}
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:
58   S4(int v) : a(v) {}
59 };
60 class S5 {
61   int a;
62   S5() : a(0) {} // expected-note {{implicitly declared private here}}
63 
64 public:
65   S5(const S5 &s5) : a(s5.a) {}
66   S5(int v) : a(v) {}
67 };
68 class S6 {
69   int a;
70   S6() : a(0) {} // omp45-note 2 {{implicitly declared private here}}
71 
72 public:
73   S6(const S6 &s6) : a(s6.a) {}
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>
81 int foomain(int argc, char **argv) {
82   I e(4);
83   I g(5);
84   int i, z;
85   int &j = i;
86   S6 s(0); // omp50-note {{'s' defined here}}
87 #pragma omp target parallel for simd lastprivate // expected-error {{expected '(' after 'lastprivate'}}
88   for (int k = 0; k < argc; ++k)
89     ++k;
90 #pragma omp target parallel for 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 target parallel for simd lastprivate() // expected-error {{expected expression}}
94   for (int k = 0; k < argc; ++k)
95     ++k;
96 #pragma omp target parallel for simd lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
97   for (int k = 0; k < argc; ++k)
98     ++k;
99 #pragma omp target parallel for simd lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
100   for (int k = 0; k < argc; ++k)
101     ++k;
102 #pragma omp target parallel for simd lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
103   for (int k = 0; k < argc; ++k)
104     ++k;
105 #pragma omp target parallel for simd allocate(omp_thread_mem_alloc: argc) lastprivate(argc) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'target parallel for simd' directive}} omp50-error {{allocator must be specified in the 'uses_allocators' clause}}
106   for (int k = 0; k < argc; ++k)
107     ++k;
108 #pragma omp target parallel for simd lastprivate(conditional: argc,s) lastprivate(conditional: // omp50-error {{expected expression}} omp45-error 2 {{use of undeclared identifier 'conditional'}} expected-error {{expected ')'}} expected-note {{to match this '('}} omp45-error 2 {{calling a private constructor of class 'S6'}} omp50-error {{expected list item of scalar type in 'lastprivate' clause with 'conditional' modifier}}
109   for (int k = 0; k < argc; ++k)
110     ++k;
111 #pragma omp target parallel for simd lastprivate(foo:argc) // omp50-error {{expected 'conditional' in OpenMP clause 'lastprivate'}} omp45-error {{expected ',' or ')' in 'lastprivate' clause}} omp45-error {{expected ')'}} omp45-error {{expected variable name}} omp45-note {{to match this '('}}
112   for (int k = 0; k < argc; ++k)
113     ++k;
114 #pragma omp target parallel for simd lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
115   for (int k = 0; k < argc; ++k)
116     ++k;
117 #pragma omp target parallel for simd lastprivate(z, a, b) // expected-error {{lastprivate variable with incomplete type 'S1'}}
118   for (int k = 0; k < argc; ++k)
119     ++k;
120 #pragma omp target parallel for simd lastprivate(argv[1]) // expected-error {{expected variable name}}
121   for (int k = 0; k < argc; ++k)
122     ++k;
123 #pragma omp target parallel for simd lastprivate(e, g) // expected-error 2 {{calling a private constructor of class 'S4'}}
124   for (int k = 0; k < argc; ++k)
125     ++k;
126 #pragma omp target parallel for simd lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
127   for (int k = 0; k < argc; ++k)
128     ++k;
129 #pragma omp parallel
130   {
131     int v = 0;
132     int i;
133 #pragma omp target parallel for simd lastprivate(i)
134     for (int k = 0; k < argc; ++k) {
135       i = k;
136       v += i;
137     }
138   }
139 #pragma omp parallel shared(i)
140 #pragma omp parallel private(i)
141 #pragma omp target parallel for simd lastprivate(j)
142   for (int k = 0; k < argc; ++k)
143     ++k;
144 #pragma omp target parallel for simd lastprivate(i)
145   for (int k = 0; k < argc; ++k)
146     ++k;
147   return 0;
148 }
149 
150 namespace A {
151 double x;
152 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
153 }
154 namespace B {
155 using A::x;
156 }
157 
158 int main(int argc, char **argv) {
159   const int d = 5;       // expected-note {{'d' defined here}}
160   const int da[5] = {0}; // expected-note {{'da' defined here}}
161   S4 e(4);
162   S5 g(5);
163   S3 m;
164   S6 n(2);
165   int i, z;
166   int &j = i;
167 #pragma omp target parallel for simd lastprivate // expected-error {{expected '(' after 'lastprivate'}}
168   for (i = 0; i < argc; ++i)
169     foo();
170 #pragma omp target parallel for simd lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
171   for (i = 0; i < argc; ++i)
172     foo();
173 #pragma omp target parallel for simd lastprivate() // expected-error {{expected expression}}
174   for (i = 0; i < argc; ++i)
175     foo();
176 #pragma omp target parallel for simd lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
177   for (i = 0; i < argc; ++i)
178     foo();
179 #pragma omp target parallel for simd lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
180   for (i = 0; i < argc; ++i)
181     foo();
182 #pragma omp target parallel for simd lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
183   for (i = 0; i < argc; ++i)
184     foo();
185 #pragma omp target parallel for 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 '('}}
186   for (i = 0; i < argc; ++i)
187     foo();
188 #pragma omp target parallel for simd lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
189   for (i = 0; i < argc; ++i)
190     foo();
191 #pragma omp target parallel for 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}}
192   for (i = 0; i < argc; ++i)
193     foo();
194 #pragma omp target parallel for simd lastprivate(argv[1]) // expected-error {{expected variable name}}
195   for (i = 0; i < argc; ++i)
196     foo();
197 #pragma omp target parallel for simd lastprivate(2 * 2) // expected-error {{expected variable name}}
198   for (i = 0; i < argc; ++i)
199     foo();
200 #pragma omp target parallel for simd lastprivate(ba, z)
201   for (i = 0; i < argc; ++i)
202     foo();
203 #pragma omp target parallel for simd lastprivate(ca) // expected-error {{const-qualified variable without mutable fields cannot be lastprivate}}
204   for (i = 0; i < argc; ++i)
205     foo();
206 #pragma omp target parallel for simd lastprivate(da) // expected-error {{const-qualified variable cannot be lastprivate}}
207   for (i = 0; i < argc; ++i)
208     foo();
209   int xa;
210 #pragma omp target parallel for simd lastprivate(xa) // OK
211   for (i = 0; i < argc; ++i)
212     foo();
213 #pragma omp target parallel for simd lastprivate(S2::S2s) // expected-error {{shared variable cannot be lastprivate}}
214   for (i = 0; i < argc; ++i)
215     foo();
216 #pragma omp target parallel for simd lastprivate(S2::S2sc) // expected-error {{const-qualified variable cannot be lastprivate}}
217   for (i = 0; i < argc; ++i)
218     foo();
219 #pragma omp target parallel for simd safelen(5) // OK
220   for (i = 0; i < argc; ++i)
221     foo();
222 #pragma omp target parallel for simd lastprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
223   for (i = 0; i < argc; ++i)
224     foo();
225 #pragma omp target parallel for simd lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
226   for (i = 0; i < argc; ++i)
227     foo();
228 #pragma omp target parallel for simd lastprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be lastprivate}}
229   for (i = 0; i < argc; ++i)
230     foo();
231 #pragma omp target parallel for simd private(xa), lastprivate(xa) // expected-error {{private variable cannot be lastprivate}} expected-note {{defined as private}}
232   for (i = 0; i < argc; ++i)
233     foo();
234 // omp45-note@+2 {{defined as lastprivate}}
235 // omp45-error@+2 {{loop iteration variable in the associated loop of 'omp target parallel for simd' directive may not be lastprivate, predetermined as linear}}
236 #pragma omp target parallel for simd lastprivate(i)
237   for (i = 0; i < argc; ++i)
238     foo();
239 #pragma omp parallel private(xa)
240 #pragma omp target parallel for simd lastprivate(xa)
241   for (i = 0; i < argc; ++i)
242     foo();
243 #pragma omp parallel reduction(+ : xa)
244 #pragma omp target parallel for simd lastprivate(xa)
245   for (i = 0; i < argc; ++i)
246     foo();
247 #pragma omp target parallel for simd lastprivate(j)
248   for (i = 0; i < argc; ++i)
249     foo();
250 #pragma omp target parallel for simd firstprivate(m) lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
251   for (i = 0; i < argc; ++i)
252     foo();
253 #pragma omp target parallel for simd lastprivate(n) firstprivate(n) // OK
254   for (i = 0; i < argc; ++i)
255     foo();
256   static int si;
257 #pragma omp target parallel for simd lastprivate(si) // OK
258   for (i = 0; i < argc; ++i)
259     si = i + 2;
260 
261   return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
262 }
263