1 // RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized 2 3 // RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized 4 5 #pragma omp requires dynamic_allocators 6 typedef void **omp_allocator_handle_t; 7 extern const omp_allocator_handle_t omp_null_allocator; 8 extern const omp_allocator_handle_t omp_default_mem_alloc; 9 extern const omp_allocator_handle_t omp_large_cap_mem_alloc; 10 extern const omp_allocator_handle_t omp_const_mem_alloc; 11 extern const omp_allocator_handle_t omp_high_bw_mem_alloc; 12 extern const omp_allocator_handle_t omp_low_lat_mem_alloc; 13 extern const omp_allocator_handle_t omp_cgroup_mem_alloc; 14 extern const omp_allocator_handle_t omp_pteam_mem_alloc; 15 extern const omp_allocator_handle_t omp_thread_mem_alloc; 16 17 void xxx(int argc) { 18 int i, lin, step; // expected-note {{initialize the variable 'lin' to silence this warning}} expected-note {{initialize the variable 'step' to silence this warning}} 19 #pragma omp target simd linear(i, lin : step) // expected-warning {{variable 'lin' is uninitialized when used here}} expected-warning {{variable 'step' is uninitialized when used here}} 20 for (i = 0; i < 10; ++i) 21 ; 22 } 23 24 namespace X { 25 int x; 26 }; 27 28 struct B { 29 static int ib; // expected-note {{'B::ib' declared here}} 30 static int bfoo() { return 8; } 31 }; 32 33 int bfoo() { return 4; } 34 35 int z; 36 const int C1 = 1; 37 const int C2 = 2; 38 void test_linear_colons() { 39 int B = 0; 40 #pragma omp target simd linear(B : bfoo()) 41 for (int i = 0; i < 10; ++i) 42 ; 43 // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'}} 44 #pragma omp target simd linear(B::ib : B : bfoo()) 45 for (int i = 0; i < 10; ++i) 46 ; 47 // expected-error@+1 {{use of undeclared identifier 'ib'; did you mean 'B::ib'}} 48 #pragma omp target simd linear(B : ib) 49 for (int i = 0; i < 10; ++i) 50 ; 51 // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'?}} 52 #pragma omp target simd linear(z : B : ib) 53 for (int i = 0; i < 10; ++i) 54 ; 55 #pragma omp target simd linear(B : B::bfoo()) 56 for (int i = 0; i < 10; ++i) 57 ; 58 #pragma omp target simd linear(X::x : ::z) 59 for (int i = 0; i < 10; ++i) 60 ; 61 #pragma omp target simd linear(B, ::z, X::x) 62 for (int i = 0; i < 10; ++i) 63 ; 64 #pragma omp target simd linear(::z) 65 for (int i = 0; i < 10; ++i) 66 ; 67 // expected-error@+1 {{expected variable name}} 68 #pragma omp target simd linear(B::bfoo()) 69 for (int i = 0; i < 10; ++i) 70 ; 71 #pragma omp target simd linear(B::ib, B : C1 + C2) 72 for (int i = 0; i < 10; ++i) 73 ; 74 } 75 76 template <int L, class T, class N> 77 T test_template(T *arr, N num) { 78 N i; 79 T sum = (T)0; 80 T ind2 = -num * L; // expected-note {{'ind2' defined here}} 81 // expected-error@+1 {{argument of a linear clause should be of integral or pointer type}} 82 #pragma omp target simd linear(ind2 : L) 83 for (i = 0; i < num; ++i) { 84 T cur = arr[(int)ind2]; 85 ind2 += L; 86 sum += cur; 87 } 88 return T(); 89 } 90 91 template <int LEN> 92 int test_warn() { 93 int ind2 = 0; 94 // expected-warning@+1 {{zero linear step (ind2 should probably be const)}} 95 #pragma omp target simd linear(ind2 : LEN) 96 for (int i = 0; i < 100; i++) { 97 ind2 += LEN; 98 } 99 return ind2; 100 } 101 102 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}} 103 extern S1 a; 104 class S2 { 105 mutable int a; 106 107 public: 108 S2() : a(0) {} 109 }; 110 const S2 b; // expected-note 2 {{'b' defined here}} 111 const S2 ba[5]; 112 class S3 { 113 int a; 114 115 public: 116 S3() : a(0) {} 117 }; 118 const S3 ca[5]; 119 class S4 { 120 int a; 121 S4(); 122 123 public: 124 S4(int v) : a(v) {} 125 }; 126 class S5 { 127 int a; 128 S5() : a(0) {} 129 130 public: 131 S5(int v) : a(v) {} 132 }; 133 134 S3 h; 135 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}} 136 137 template <class I, class C> 138 int foomain(I argc, C **argv) { 139 I e(4); 140 I g(5); 141 int i, z; 142 int &j = i; 143 #pragma omp target simd linear // expected-error {{expected '(' after 'linear'}} 144 for (int k = 0; k < argc; ++k) 145 ++k; 146 #pragma omp target simd linear( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 147 for (int k = 0; k < argc; ++k) 148 ++k; 149 #pragma omp target simd linear() // expected-error {{expected expression}} 150 for (int k = 0; k < argc; ++k) 151 ++k; 152 #pragma omp target simd linear(argc // expected-error {{expected ')'}} expected-note {{to match this '('}} 153 for (int k = 0; k < argc; ++k) 154 ++k; 155 #pragma omp target simd linear(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 156 for (int k = 0; k < argc; ++k) 157 ++k; 158 #pragma omp target simd linear(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}} 159 for (int k = 0; k < argc; ++k) 160 ++k; 161 #pragma omp target simd linear(argc : 5) 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 '('}} 162 for (int k = 0; k < argc; ++k) 163 ++k; 164 #pragma omp target simd linear(S1) // expected-error {{'S1' does not refer to a value}} 165 for (int k = 0; k < argc; ++k) 166 ++k; 167 // expected-error@+2 {{linear variable with incomplete type 'S1'}} 168 // expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S2'}} 169 #pragma omp target simd linear(a, b : B::ib) 170 for (int k = 0; k < argc; ++k) 171 ++k; 172 #pragma omp target simd linear(argv[1]) // expected-error {{expected variable name}} 173 for (int k = 0; k < argc; ++k) 174 ++k; 175 #pragma omp target simd allocate(omp_thread_mem_alloc: e) linear(e, g) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'target simd' directive}} 176 for (int k = 0; k < argc; ++k) 177 ++k; 178 #pragma omp target simd linear(h) // expected-error {{threadprivate or thread local variable cannot be linear}} 179 for (int k = 0; k < argc; ++k) 180 ++k; 181 #pragma omp target simd linear(i, z) 182 for (int k = 0; k < argc; ++k) 183 ++k; 184 #pragma omp parallel 185 { 186 int v = 0; 187 int i; 188 #pragma omp target simd linear(v : i) 189 for (int k = 0; k < argc; ++k) { 190 i = k; 191 v += i; 192 } 193 } 194 #pragma omp target simd linear(j) 195 for (int k = 0; k < argc; ++k) 196 ++k; 197 int v = 0; 198 #pragma omp target simd linear(v : j) 199 for (int k = 0; k < argc; ++k) { 200 ++k; 201 v += j; 202 } 203 #pragma omp target simd linear(i) 204 for (int k = 0; k < argc; ++k) 205 ++k; 206 return 0; 207 } 208 209 namespace A { 210 double x; 211 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}} 212 } 213 namespace C { 214 using A::x; 215 } 216 217 int main(int argc, char **argv) { 218 double darr[100]; 219 // expected-note@+1 {{in instantiation of function template specialization 'test_template<-4, double, int>' requested here}} 220 test_template<-4>(darr, 4); 221 // expected-note@+1 {{in instantiation of function template specialization 'test_warn<0>' requested here}} 222 test_warn<0>(); 223 224 S4 e(4); // expected-note {{'e' defined here}} 225 S5 g(5); // expected-note {{'g' defined here}} 226 int i, z; 227 int &j = i; 228 #pragma omp target simd linear // expected-error {{expected '(' after 'linear'}} 229 for (int k = 0; k < argc; ++k) 230 ++k; 231 #pragma omp target simd linear( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 232 for (int k = 0; k < argc; ++k) 233 ++k; 234 #pragma omp target simd linear() // expected-error {{expected expression}} 235 for (int k = 0; k < argc; ++k) 236 ++k; 237 #pragma omp target simd linear(argc // expected-error {{expected ')'}} expected-note {{to match this '('}} 238 for (int k = 0; k < argc; ++k) 239 ++k; 240 #pragma omp target simd linear(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 241 for (int k = 0; k < argc; ++k) 242 ++k; 243 #pragma omp target simd linear(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}} 244 for (int k = 0; k < argc; ++k) 245 ++k; 246 #pragma omp target simd linear(argc, z) 247 for (int k = 0; k < argc; ++k) 248 ++k; 249 #pragma omp target simd linear(S1) // expected-error {{'S1' does not refer to a value}} 250 for (int k = 0; k < argc; ++k) 251 ++k; 252 // expected-error@+2 {{linear variable with incomplete type 'S1'}} 253 // expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S2'}} 254 #pragma omp target simd linear(a, b) 255 for (int k = 0; k < argc; ++k) 256 ++k; 257 #pragma omp target simd linear(argv[1]) // expected-error {{expected variable name}} 258 for (int k = 0; k < argc; ++k) 259 ++k; 260 // expected-error@+2 {{argument of a linear clause should be of integral or pointer type, not 'S4'}} 261 // expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S5'}} 262 #pragma omp target simd linear(e, g) 263 for (int k = 0; k < argc; ++k) 264 ++k; 265 #pragma omp target simd linear(h, C::x) // expected-error 2 {{threadprivate or thread local variable cannot be linear}} 266 for (int k = 0; k < argc; ++k) 267 ++k; 268 #pragma omp parallel 269 { 270 int i; 271 #pragma omp target simd linear(i) 272 for (int k = 0; k < argc; ++k) 273 ++k; 274 #pragma omp target simd linear(i : 4) 275 for (int k = 0; k < argc; ++k) { 276 ++k; 277 i += 4; 278 } 279 } 280 #pragma omp target simd linear(j) 281 for (int k = 0; k < argc; ++k) 282 ++k; 283 #pragma omp target simd linear(i) 284 for (int k = 0; k < argc; ++k) 285 ++k; 286 287 foomain<int, char>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<int, char>' requested here}} 288 return 0; 289 } 290 291