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