1 // RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized 2 // RUN: %clang_cc1 -verify=expected,omp52 -fopenmp -fopenmp-version=52 -DOMP52 %s -Wuninitialized 3 4 // RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized 5 // RUN: %clang_cc1 -verify=expected,omp52 -fopenmp-simd -fopenmp-version=52 -DOMP52 %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 xxx(int argc) { 19 int i, lin, step_sz; // expected-note {{initialize the variable 'lin' to silence this warning}} expected-note {{initialize the variable 'step_sz' to silence this warning}} 20 #pragma omp master taskloop simd linear(i, lin : step_sz) // expected-warning {{variable 'lin' is uninitialized when used here}} expected-warning {{variable 'step_sz' is uninitialized when used here}} 21 for (i = 0; i < 10; ++i) 22 ; 23 } 24 25 namespace X { 26 int x; 27 }; 28 29 struct B { 30 static int ib; // expected-note {{'B::ib' declared here}} 31 static int bfoo() { return 8; } 32 }; 33 34 int bfoo() { return 4; } 35 36 int z; 37 const int C1 = 1; 38 const int C2 = 2; 39 void test_linear_colons() 40 { 41 int B = 0; 42 #pragma omp master taskloop simd linear(B:bfoo()) 43 for (int i = 0; i < 10; ++i) ; 44 // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'}} 45 #pragma omp master taskloop simd linear(B::ib:B:bfoo()) 46 for (int i = 0; i < 10; ++i) ; 47 // expected-error@+1 {{use of undeclared identifier 'ib'; did you mean 'B::ib'}} 48 #pragma omp master taskloop simd linear(B:ib) 49 for (int i = 0; i < 10; ++i) ; 50 // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'?}} 51 #pragma omp master taskloop simd linear(z:B:ib) 52 for (int i = 0; i < 10; ++i) ; 53 #pragma omp master taskloop simd linear(B:B::bfoo()) 54 for (int i = 0; i < 10; ++i) ; 55 #pragma omp master taskloop simd linear(X::x : ::z) 56 for (int i = 0; i < 10; ++i) ; 57 #pragma omp master taskloop simd linear(B,::z, X::x) 58 for (int i = 0; i < 10; ++i) ; 59 #pragma omp master taskloop simd linear(::z) 60 for (int i = 0; i < 10; ++i) ; 61 // expected-error@+1 {{expected variable name}} 62 #pragma omp master taskloop simd linear(B::bfoo()) 63 for (int i = 0; i < 10; ++i) ; 64 #pragma omp master taskloop simd linear(B::ib,B:C1+C2) 65 for (int i = 0; i < 10; ++i) ; 66 } 67 68 template<int L, class T, class N> T test_template(T* arr, N num) { 69 N i; 70 T sum = (T)0; 71 T ind2 = - num * L; // expected-note {{'ind2' defined here}} 72 // expected-error@+1 {{argument of a linear clause should be of integral or pointer type}} 73 #pragma omp master taskloop simd linear(ind2:L) 74 for (i = 0; i < num; ++i) { 75 T cur = arr[(int)ind2]; 76 ind2 += L; 77 sum += cur; 78 } 79 return T(); 80 } 81 82 template<int LEN> int test_warn() { 83 int ind2 = 0; 84 // expected-warning@+1 {{zero linear step (ind2 should probably be const)}} 85 #pragma omp master taskloop simd linear(ind2:LEN) 86 for (int i = 0; i < 100; i++) { 87 ind2 += LEN; 88 } 89 return ind2; 90 } 91 92 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}} 93 extern S1 a; 94 class S2 { 95 mutable int a; 96 public: 97 S2():a(0) { } 98 }; 99 const S2 b; // expected-note 2 {{'b' defined here}} 100 const S2 ba[5]; 101 class S3 { 102 int a; 103 public: 104 S3():a(0) { } 105 }; 106 const S3 ca[5]; 107 class S4 { 108 int a; 109 S4(); 110 public: 111 S4(int v):a(v) { } 112 }; 113 class S5 { 114 int a; 115 S5():a(0) {} 116 public: 117 S5(int v):a(v) { } 118 }; 119 120 S3 h; 121 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}} 122 123 template<class I, class C> int foomain(I argc, C **argv) { 124 I e(4); 125 I g(5); 126 int i, z; 127 int &j = i; 128 #pragma omp master taskloop simd linear // expected-error {{expected '(' after 'linear'}} 129 for (int k = 0; k < argc; ++k) ++k; 130 #pragma omp master taskloop simd linear ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 131 for (int k = 0; k < argc; ++k) ++k; 132 #pragma omp master taskloop simd linear (val // expected-error {{use of undeclared identifier 'val'}} expected-error {{expected ')'}} expected-note {{to match this '('}} 133 for (int k = 0; k < argc; ++k) ++k; 134 #pragma omp master taskloop simd linear (uval( // expected-error {{expected expression}} expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}} omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 135 for (int k = 0; k < argc; ++k) ++k; 136 #pragma omp master taskloop simd linear (ref() // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 137 for (int k = 0; k < argc; ++k) ++k; 138 #pragma omp master taskloop simd linear (foo() // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 139 for (int k = 0; k < argc; ++k) ++k; 140 #pragma omp master taskloop simd linear () // expected-error {{expected expression}} 141 for (int k = 0; k < argc; ++k) ++k; 142 #pragma omp master taskloop simd linear (argc // expected-error {{expected ')'}} expected-note {{to match this '('}} 143 for (int k = 0; k < argc; ++k) ++k; 144 #pragma omp master taskloop simd linear (val argc // expected-error {{use of undeclared identifier 'val'}} expected-error {{expected ')'}} expected-note {{to match this '('}} 145 for (int k = 0; k < argc; ++k) ++k; 146 #pragma omp master taskloop simd linear (val(argc, // expected-error {{expected expression}} expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}} omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 147 for (int k = 0; k < argc; ++k) ++k; 148 #pragma omp master taskloop simd linear (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}} 149 for (int k = 0; k < argc; ++k) ++k; 150 #pragma omp master taskloop 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 '('}} 151 for (int k = 0; k < argc; ++k) ++k; 152 #pragma omp master taskloop simd linear (S1) // expected-error {{'S1' does not refer to a value}} 153 for (int k = 0; k < argc; ++k) ++k; 154 #if defined(OMP52) 155 // omp52-error@+3{{step simple modifier is exclusive and cannot be use with 'val', 'uval' or 'ref' modifier}} 156 // expected-error@+2 {{linear variable with incomplete type 'S1'}} 157 // expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S2'}} 158 #pragma omp master taskloop simd linear (a, b: val, B::ib) 159 #else 160 // omp52-error@+3 {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 161 // expected-error@+2 {{linear variable with incomplete type 'S1'}} 162 // expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S2'}} 163 #pragma omp master taskloop simd linear (val(a, b):B::ib) 164 #endif 165 for (int k = 0; k < argc; ++k) ++k; 166 #pragma omp master taskloop simd linear (argv[1]) // expected-error {{expected variable name}} 167 for (int k = 0; k < argc; ++k) ++k; 168 #pragma omp master taskloop simd linear(ref(e, g)) // expected-error 2 {{variable of non-reference type 'int' can be used only with 'val' modifier, but used with 'ref'}} omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 169 for (int k = 0; k < argc; ++k) ++k; 170 #pragma omp master taskloop simd linear(h, z) // expected-error {{threadprivate or thread local variable cannot be linear}} 171 for (int k = 0; k < argc; ++k) ++k; 172 #pragma omp master taskloop simd linear(uval(i)) // expected-error {{variable of non-reference type 'int' can be used only with 'val' modifier, but used with 'uval'}} omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 173 for (int k = 0; k < argc; ++k) ++k; 174 #pragma omp parallel 175 { 176 int v = 0; 177 int i; 178 #pragma omp master taskloop simd allocate(omp_thread_mem_alloc: v) linear(v:i) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'master taskloop simd' directive}} 179 for (int k = 0; k < argc; ++k) { i = k; v += i; } 180 } 181 #pragma omp master taskloop simd linear(ref(j)) // omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 182 for (int k = 0; k < argc; ++k) ++k; 183 #pragma omp master taskloop simd linear(uval(j)) // omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 184 for (int k = 0; k < argc; ++k) ++k; 185 int v = 0; 186 #pragma omp master taskloop simd linear(v:j) 187 for (int k = 0; k < argc; ++k) { ++k; v += j; } 188 #pragma omp master taskloop simd linear(i) 189 for (int k = 0; k < argc; ++k) ++k; 190 return 0; 191 } 192 193 namespace A { 194 double x; 195 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}} 196 } 197 namespace C { 198 using A::x; 199 } 200 201 void linear_modifiers(int argc) { 202 int &f = argc; 203 #pragma omp master taskloop simd linear(f) 204 for (int k = 0; k < argc; ++k) ++k; 205 #pragma omp master taskloop simd linear(val(f)) // omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 206 for (int k = 0; k < argc; ++k) ++k; 207 #pragma omp master taskloop simd linear(uval(f)) // omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 208 for (int k = 0; k < argc; ++k) ++k; 209 #pragma omp master taskloop simd linear(ref(f)) // omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 210 for (int k = 0; k < argc; ++k) ++k; 211 #pragma omp master taskloop simd linear(foo(f)) // expected-error {{expected one of 'ref', val' or 'uval' modifiers}} omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 212 for (int k = 0; k < argc; ++k) ++k; 213 } 214 215 int f; 216 int main(int argc, char **argv) { 217 double darr[100]; 218 // expected-note@+1 {{in instantiation of function template specialization 'test_template<-4, double, int>' requested here}} 219 test_template<-4>(darr, 4); 220 // expected-note@+1 {{in instantiation of function template specialization 'test_warn<0>' requested here}} 221 test_warn<0>(); 222 223 S4 e(4); // expected-note {{'e' defined here}} 224 S5 g(5); // expected-note {{'g' defined here}} 225 int i, z; 226 int &j = i; 227 #pragma omp master taskloop simd linear(f) linear(f) // expected-error {{linear variable cannot be linear}} expected-note {{defined as linear}} 228 for (int k = 0; k < argc; ++k) ++k; 229 #pragma omp master taskloop simd linear // expected-error {{expected '(' after 'linear'}} 230 for (int k = 0; k < argc; ++k) ++k; 231 #pragma omp master taskloop simd linear ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 232 for (int k = 0; k < argc; ++k) ++k; 233 #pragma omp master taskloop simd linear () // expected-error {{expected expression}} 234 for (int k = 0; k < argc; ++k) ++k; 235 #pragma omp master taskloop simd linear (val // expected-error {{use of undeclared identifier 'val'}} expected-error {{expected ')'}} expected-note {{to match this '('}} 236 for (int k = 0; k < argc; ++k) ++k; 237 #pragma omp master taskloop simd linear (ref()) // expected-error {{expected expression}} omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 238 for (int k = 0; k < argc; ++k) ++k; 239 #pragma omp master taskloop simd linear (foo()) // expected-error {{expected expression}} omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 240 for (int k = 0; k < argc; ++k) ++k; 241 #pragma omp master taskloop simd linear (argc // expected-error {{expected ')'}} expected-note {{to match this '('}} 242 for (int k = 0; k < argc; ++k) ++k; 243 #pragma omp master taskloop simd linear (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 244 for (int k = 0; k < argc; ++k) ++k; 245 #pragma omp master taskloop simd linear (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}} 246 for (int k = 0; k < argc; ++k) ++k; 247 #pragma omp master taskloop simd linear (argc, z) 248 for (int k = 0; k < argc; ++k) ++k; 249 #pragma omp master taskloop simd linear (S1) // expected-error {{'S1' does not refer to a value}} 250 for (int k = 0; k < argc; ++k) ++k; 251 // expected-error@+2 {{linear variable with incomplete type 'S1'}} 252 // expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S2'}} 253 #pragma omp master taskloop simd linear(a, b) 254 for (int k = 0; k < argc; ++k) ++k; 255 #pragma omp master taskloop simd linear (argv[1]) // expected-error {{expected variable name}} 256 for (int k = 0; k < argc; ++k) ++k; 257 // omp52-error@+3 {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 258 // expected-error@+2 {{argument of a linear clause should be of integral or pointer type, not 'S4'}} 259 // expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S5'}} 260 #pragma omp master taskloop simd linear(val(e, g)) 261 for (int k = 0; k < argc; ++k) ++k; 262 #pragma omp master taskloop simd linear(h, C::x) // expected-error 2 {{threadprivate or thread local variable cannot be linear}} 263 for (int k = 0; k < argc; ++k) ++k; 264 #pragma omp parallel 265 { 266 int i; 267 #pragma omp master taskloop simd linear(val(i)) // omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 268 for (int k = 0; k < argc; ++k) ++k; 269 #ifdef OMP52 270 #pragma omp master taskloop simd linear(i : uval, step(4)) // expected-error {{variable of non-reference type 'int' can be used only with 'val' modifier, but used with 'uval'}} 271 #else 272 #pragma omp master taskloop simd linear(uval(i) : 4) // expected-error {{variable of non-reference type 'int' can be used only with 'val' modifier, but used with 'uval'}} omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 273 #endif 274 for (int k = 0; k < argc; ++k) { ++k; i += 4; } 275 } 276 #ifdef OMP52 277 #pragma omp master taskloop simd linear(j: ref) 278 #else 279 #pragma omp master taskloop simd linear(ref(j)) // omp52-error {{old syntax 'linear-modifier(list)' on 'linear' clause was deprecated, use new syntax 'linear(list: [linear-modifier,] step(step-size))'}} 280 #endif 281 for (int k = 0; k < argc; ++k) ++k; 282 #ifdef OMP52 283 #pragma omp master taskloop simd linear(i: step(1), step(2)) // omp52-error {{multiple 'step size' found in linear clause}} 284 #else 285 #pragma omp master taskloop simd linear(i) 286 #endif 287 for (int k = 0; k < argc; ++k) ++k; 288 #ifdef OMP52 289 #pragma omp master taskloop simd linear(i: val, val) // omp52-error {{multiple 'linear modifier' found in linear clause}} 290 for (int k = 0; k < argc; ++k) ++k; 291 #pragma omp master taskloop simd linear(j: step()) // omp52-error 2 {{expected expression}} 292 for (int k = 0; k < argc; ++k) ++k; 293 #pragma omp master taskloop simd linear(j: pval) // omp52-error {{use of undeclared identifier 'pval'}} 294 for (int k = 0; k < argc; ++k) ++k; 295 #pragma omp master taskloop simd linear(i: val, step(2 // omp52-error {{expected ')' or ',' after 'step expression'}} omp52-error 2 {{expected ')'}} omp52-note 2 {{to match this '('}} 296 for (int k = 0; k < argc; ++k) ++k; 297 #endif 298 299 foomain<int,char>(argc,argv); // expected-note {{in instantiation of function template specialization 'foomain<int, char>' requested here}} 300 return 0; 301 } 302 303