1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 150 -o - %s -Wuninitialized
2 // RUN: %clang_cc1 -verify -fopenmp -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized
3 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized
4
5 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 150 -o - %s -Wuninitialized
6 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized
7 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized
8
9 extern int omp_default_mem_alloc;
foo()10 void foo() {
11 }
12
foobool(int argc)13 bool foobool(int argc) {
14 return argc;
15 }
16
foobar(int & ref)17 void foobar(int &ref) {
18 #pragma omp taskgroup task_reduction(+:ref)
19 foo();
20 }
21
22 struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}
23 extern S1 a;
24 class S2 {
25 mutable int a;
operator +(const S2 & arg)26 S2 &operator+(const S2 &arg) { return (*this); } // expected-note 3 {{implicitly declared private here}}
27
28 public:
S2()29 S2() : a(0) {}
S2(S2 & s2)30 S2(S2 &s2) : a(s2.a) {}
31 static float S2s; // expected-note 2 {{static data member is predetermined as shared}}
32 static const float S2sc; // expected-note 2 {{'S2sc' declared here}}
33 };
34 const float S2::S2sc = 0;
35 S2 b; // expected-note 3 {{'b' defined here}}
36 const S2 ba[5]; // expected-note 2 {{'ba' defined here}}
37 class S3 {
38 int a;
39
40 public:
41 int b;
S3()42 S3() : a(0) {}
S3(const S3 & s3)43 S3(const S3 &s3) : a(s3.a) {}
operator +(const S3 & arg1)44 S3 operator+(const S3 &arg1) { return arg1; }
45 };
operator +(const S3 & arg1,const S3 & arg2)46 int operator+(const S3 &arg1, const S3 &arg2) { return 5; }
47 S3 c; // expected-note 3 {{'c' defined here}}
48 const S3 ca[5]; // expected-note 2 {{'ca' defined here}}
49 extern const int f; // expected-note 4 {{'f' declared here}}
50 class S4 {
51 int a;
52 S4(); // expected-note {{implicitly declared private here}}
53 S4(const S4 &s4);
operator +(const S4 & arg)54 S4 &operator+(const S4 &arg) { return (*this); }
55
56 public:
S4(int v)57 S4(int v) : a(v) {}
58 };
operator &=(S4 & arg1,S4 & arg2)59 S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }
60 class S5 {
61 int a;
S5()62 S5() : a(0) {} // expected-note {{implicitly declared private here}}
S5(const S5 & s5)63 S5(const S5 &s5) : a(s5.a) {}
64 S5 &operator+(const S5 &arg);
65
66 public:
S5(int v)67 S5(int v) : a(v) {}
68 };
69 class S6 { // expected-note 3 {{candidate function (the implicit copy assignment operator) not viable: no known conversion from 'int' to 'const S6' for 1st argument}}
70 #if __cplusplus >= 201103L // C++11 or later
71 // expected-note@-2 3 {{candidate function (the implicit move assignment operator) not viable}}
72 #endif
73 int a;
74
75 public:
S6()76 S6() : a(6) {}
operator int()77 operator int() { return 6; }
78 } o;
79
80 S3 h, k;
81 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
82
83 template <class T> // expected-note {{declared here}}
tmain(T argc)84 T tmain(T argc) {
85 const T d = T(); // expected-note 4 {{'d' defined here}}
86 const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}
87 T qa[5] = {T()};
88 T i, z;
89 T &j = i; // expected-note 2 {{'j' defined here}}
90 S3 &p = k; // expected-note 2 {{'p' defined here}}
91 const T &r = da[(int)i]; // expected-note 2 {{'r' defined here}}
92 T &q = qa[(int)i];
93 T fl;
94 #pragma omp taskgroup task_reduction // expected-error {{expected '(' after 'task_reduction'}}
95 foo();
96 #pragma omp taskgroup task_reduction + // expected-error {{expected '(' after 'task_reduction'}} expected-warning {{extra tokens at the end of '#pragma omp taskgroup' are ignored}}
97 foo();
98 #pragma omp taskgroup task_reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
99 foo();
100 #pragma omp taskgroup task_reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
101 foo();
102 #pragma omp taskgroup task_reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
103 foo();
104 #pragma omp taskgroup task_reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}}
105 foo();
106 #pragma omp taskgroup task_reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
107 foo();
108 #pragma omp taskgroup task_reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
109 foo();
110 #pragma omp taskgroup task_reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
111 foo();
112 #pragma omp taskgroup task_reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
113 foo();
114 #pragma omp taskgroup task_reduction(foo : argc) //expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}}
115 foo();
116 #pragma omp taskgroup task_reduction(&& : 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 '('}}
117 foo();
118 #pragma omp taskgroup task_reduction(^ : T) // expected-error {{'T' does not refer to a value}}
119 foo();
120 #pragma omp taskgroup task_reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 3 {{const-qualified variable cannot be task_reduction}} expected-error 2 {{'operator+' is a private member of 'S2'}}
121 foo();
122 #pragma omp taskgroup task_reduction(min : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 4 {{arguments of OpenMP clause 'task_reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 3 {{const-qualified variable cannot be task_reduction}}
123 foo();
124 #pragma omp taskgroup task_reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
125 foo();
126 #pragma omp taskgroup task_reduction(+ : ba) // expected-error {{const-qualified variable cannot be task_reduction}}
127 foo();
128 #pragma omp taskgroup task_reduction(* : ca) // expected-error {{const-qualified variable cannot be task_reduction}}
129 foo();
130 #pragma omp taskgroup task_reduction(- : da) // expected-error {{const-qualified variable cannot be task_reduction}} expected-error {{const-qualified variable cannot be task_reduction}}
131 foo();
132 #pragma omp taskgroup task_reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
133 foo();
134 #pragma omp taskgroup task_reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
135 foo();
136 #pragma omp taskgroup task_reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be task_reduction}}
137 foo();
138 #pragma omp taskgroup task_reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
139 foo();
140 #pragma omp taskgroup task_reduction(+ : o, z) // expected-error 2 {{no viable overloaded '='}}
141 foo();
142 #pragma omp parallel private(k)
143 #pragma omp taskgroup task_reduction(+ : p), task_reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'task_reduction' must reference the same object in all threads}}
144 foo();
145 #pragma omp taskgroup task_reduction(+ : p), task_reduction(+ : p) // expected-error 2 {{variable can appear only once in OpenMP 'task_reduction' clause}} expected-note 2 {{previously referenced here}}
146 foo();
147 #pragma omp taskgroup task_reduction(+ : r) // expected-error 2 {{const-qualified variable cannot be task_reduction}}
148 foo();
149 #pragma omp parallel shared(i)
150 #pragma omp parallel reduction(min : i)
151 #pragma omp taskgroup task_reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'task_reduction' must reference the same object in all threads}}
152 foo();
153 #pragma omp parallel
154 #pragma omp for private(fl)
155 for (int i = 0; i < 10; ++i)
156 #pragma omp taskgroup task_reduction(+ : fl)
157 foo();
158 #pragma omp parallel
159 #pragma omp for reduction(- : fl)
160 for (int i = 0; i < 10; ++i)
161 #pragma omp taskgroup task_reduction(+ : fl)
162 foo();
163
164 return T();
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 2 {{'d' defined here}}
177 const int da[5] = {0}; // expected-note {{'da' defined here}}
178 int qa[5] = {0};
179 S4 e(4);
180 S5 g(5);
181 int i, z;
182 int &j = i; // expected-note {{'j' defined here}}
183 S3 &p = k; // expected-note 2 {{'p' defined here}}
184 const int &r = da[i]; // expected-note {{'r' defined here}}
185 int &q = qa[i];
186 float fl;
187 #pragma omp taskgroup task_reduction // expected-error {{expected '(' after 'task_reduction'}}
188 foo();
189 #pragma omp taskgroup task_reduction + // expected-error {{expected '(' after 'task_reduction'}} expected-warning {{extra tokens at the end of '#pragma omp taskgroup' are ignored}}
190 foo();
191 #pragma omp taskgroup task_reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
192 foo();
193 #pragma omp taskgroup task_reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
194 foo();
195 #pragma omp taskgroup task_reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
196 foo();
197 #pragma omp taskgroup task_reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}}
198 foo();
199 #pragma omp taskgroup task_reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
200 foo();
201 #pragma omp taskgroup task_reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
202 foo();
203 #pragma omp taskgroup task_reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
204 foo();
205 #pragma omp taskgroup task_reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
206 foo();
207 #pragma omp taskgroup task_reduction(~ : argc) // expected-error {{expected unqualified-id}}
208 foo();
209 #pragma omp taskgroup task_reduction(&& : argc)
210 foo();
211 #pragma omp taskgroup task_reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
212 foo();
213 #pragma omp taskgroup task_reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{const-qualified variable cannot be task_reduction}} expected-error {{'operator+' is a private member of 'S2'}}
214 foo();
215 #pragma omp taskgroup task_reduction(min : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{arguments of OpenMP clause 'task_reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 2 {{const-qualified variable cannot be task_reduction}}
216 foo();
217 #pragma omp taskgroup task_reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
218 foo();
219 #pragma omp taskgroup task_reduction(+ : ba) // expected-error {{const-qualified variable cannot be task_reduction}}
220 foo();
221 #pragma omp taskgroup task_reduction(* : ca) // expected-error {{const-qualified variable cannot be task_reduction}}
222 foo();
223 #pragma omp taskgroup task_reduction(- : da) // expected-error {{const-qualified variable cannot be task_reduction}}
224 foo();
225 #pragma omp taskgroup task_reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
226 foo();
227 #pragma omp taskgroup task_reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
228 foo();
229 #pragma omp taskgroup task_reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be task_reduction}}
230 foo();
231 #pragma omp taskgroup task_reduction(& : e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{nvalid operands to binary expression ('S4' and 'S4')}} expected-error {{calling a private constructor of class 'S5'}} expected-error {{invalid operands to binary expression ('S5' and 'S5')}}
232 foo();
233 #pragma omp taskgroup task_reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
234 foo();
235 #pragma omp taskgroup task_reduction(+ : o, z) // expected-error {{no viable overloaded '='}}
236 foo();
237 #pragma omp parallel private(k)
238 #pragma omp taskgroup task_reduction(+ : p), task_reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'task_reduction' must reference the same object in all threads}}
239 foo();
240 #pragma omp taskgroup task_reduction(+ : p), task_reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'task_reduction' clause}} expected-note {{previously referenced here}}
241 foo();
242 #pragma omp taskgroup task_reduction(+ : r) // expected-error {{const-qualified variable cannot be task_reduction}}
243 foo();
244 #pragma omp parallel shared(i)
245 #pragma omp parallel reduction(min : i)
246 #pragma omp taskgroup task_reduction(max : j) // expected-error {{argument of OpenMP clause 'task_reduction' must reference the same object in all threads}}
247 foo();
248 #pragma omp parallel
249 #pragma omp for private(fl)
250 for (int i = 0; i < 10; ++i)
251 #pragma omp taskgroup task_reduction(+ : fl)
252 foo();
253 #pragma omp parallel
254 #pragma omp for reduction(- : fl)
255 for (int i = 0; i < 10; ++i)
256 #pragma omp taskgroup task_reduction(+ : fl)
257 foo();
258 static int m;
259 #pragma omp taskgroup task_reduction(+ : m) // OK
260 m++;
261
262 return tmain(argc) + tmain(fl); // expected-note {{in instantiation of function template specialization 'tmain<int>' requested here}} expected-note {{in instantiation of function template specialization 'tmain<float>' requested here}}
263 }
264