1 // RUN: %clang_cc1 -verify -fopenmp %s 2 3 namespace X { 4 int x; 5 }; 6 7 struct B { 8 static int ib; // expected-note {{'B::ib' declared here}} 9 static int bfoo() { return 8; } 10 }; 11 12 int bfoo() { return 4; } 13 14 int z; 15 const int C1 = 1; 16 const int C2 = 2; 17 void test_linear_colons() 18 { 19 int B = 0; 20 #pragma omp for linear(B:bfoo()) 21 for (int i = 0; i < 10; ++i) ; 22 // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'}} 23 #pragma omp for linear(B::ib:B:bfoo()) 24 for (int i = 0; i < 10; ++i) ; 25 // expected-error@+1 {{use of undeclared identifier 'ib'; did you mean 'B::ib'}} 26 #pragma omp for linear(B:ib) 27 for (int i = 0; i < 10; ++i) ; 28 // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'?}} 29 #pragma omp for linear(z:B:ib) 30 for (int i = 0; i < 10; ++i) ; 31 #pragma omp for linear(B:B::bfoo()) 32 for (int i = 0; i < 10; ++i) ; 33 #pragma omp for linear(X::x : ::z) 34 for (int i = 0; i < 10; ++i) ; 35 #pragma omp for linear(B,::z, X::x) 36 for (int i = 0; i < 10; ++i) ; 37 #pragma omp for linear(::z) 38 for (int i = 0; i < 10; ++i) ; 39 // expected-error@+1 {{expected variable name}} 40 #pragma omp for linear(B::bfoo()) 41 for (int i = 0; i < 10; ++i) ; 42 #pragma omp for linear(B::ib,B:C1+C2) 43 for (int i = 0; i < 10; ++i) ; 44 } 45 46 template<int L, class T, class N> T test_template(T* arr, N num) { 47 N i; 48 T sum = (T)0; 49 T ind2 = - num * L; // expected-note {{'ind2' defined here}} 50 // expected-error@+1 {{argument of a linear clause should be of integral or pointer type}} 51 #pragma omp for linear(ind2:L) 52 for (i = 0; i < num; ++i) { 53 T cur = arr[(int)ind2]; 54 ind2 += L; 55 sum += cur; 56 } 57 return T(); 58 } 59 60 template<int LEN> int test_warn() { 61 int ind2 = 0; 62 // expected-warning@+1 {{zero linear step (ind2 should probably be const)}} 63 #pragma omp for linear(ind2:LEN) 64 for (int i = 0; i < 100; i++) { 65 ind2 += LEN; 66 } 67 return ind2; 68 } 69 70 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}} 71 extern S1 a; 72 class S2 { 73 mutable int a; 74 public: 75 S2():a(0) { } 76 }; 77 const S2 b; // expected-note 2 {{'b' defined here}} 78 const S2 ba[5]; 79 class S3 { 80 int a; 81 public: 82 S3():a(0) { } 83 }; 84 const S3 ca[5]; 85 class S4 { 86 int a; 87 S4(); 88 public: 89 S4(int v):a(v) { } 90 }; 91 class S5 { 92 int a; 93 S5():a(0) {} 94 public: 95 S5(int v):a(v) { } 96 }; 97 98 S3 h; 99 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}} 100 101 template<class I, class C> int foomain(I argc, C **argv) { 102 I e(4); 103 I g(5); 104 int i; 105 int &j = i; 106 #pragma omp for linear // expected-error {{expected '(' after 'linear'}} 107 for (int k = 0; k < argc; ++k) ++k; 108 #pragma omp for linear ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 109 for (int k = 0; k < argc; ++k) ++k; 110 #pragma omp for linear () // expected-error {{expected expression}} 111 for (int k = 0; k < argc; ++k) ++k; 112 #pragma omp for linear (argc // expected-error {{expected ')'}} expected-note {{to match this '('}} 113 for (int k = 0; k < argc; ++k) ++k; 114 #pragma omp for linear (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 115 for (int k = 0; k < argc; ++k) ++k; 116 #pragma omp for linear (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}} 117 for (int k = 0; k < argc; ++k) ++k; 118 #pragma omp for linear (argc : 5) 119 for (int k = 0; k < argc; ++k) ++k; 120 #pragma omp for linear (S1) // expected-error {{'S1' does not refer to a value}} 121 for (int k = 0; k < argc; ++k) ++k; 122 // expected-error@+2 {{linear variable with incomplete type 'S1'}} 123 // expected-error@+1 {{const-qualified variable cannot be linear}} 124 #pragma omp for linear (a, b:B::ib) 125 for (int k = 0; k < argc; ++k) ++k; 126 #pragma omp for linear (argv[1]) // expected-error {{expected variable name}} 127 for (int k = 0; k < argc; ++k) ++k; 128 #pragma omp for linear(e, g) 129 for (int k = 0; k < argc; ++k) ++k; 130 #pragma omp for linear(h) // expected-error {{threadprivate or thread local variable cannot be linear}} 131 for (int k = 0; k < argc; ++k) ++k; 132 #pragma omp for linear(i) 133 for (int k = 0; k < argc; ++k) ++k; 134 #pragma omp parallel 135 { 136 int v = 0; 137 int i; 138 #pragma omp for linear(v:i) 139 for (int k = 0; k < argc; ++k) { i = k; v += i; } 140 } 141 #pragma omp for linear(j) 142 for (int k = 0; k < argc; ++k) ++k; 143 int v = 0; 144 #pragma omp for linear(v:j) 145 for (int k = 0; k < argc; ++k) { ++k; v += j; } 146 #pragma omp for linear(i) 147 for (int k = 0; k < argc; ++k) ++k; 148 #pragma omp for linear(i) ordered(1) // expected-error {{'linear' clause cannot be specified along with 'ordered' clause with a parameter}} 149 for (int k = 0; k < argc; ++k) ++k; 150 return 0; 151 } 152 153 namespace A { 154 double x; 155 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}} 156 } 157 namespace C { 158 using A::x; 159 } 160 161 int main(int argc, char **argv) { 162 double darr[100]; 163 // expected-note@+1 {{in instantiation of function template specialization 'test_template<-4, double, int>' requested here}} 164 test_template<-4>(darr, 4); 165 // expected-note@+1 {{in instantiation of function template specialization 'test_warn<0>' requested here}} 166 test_warn<0>(); 167 168 S4 e(4); // expected-note {{'e' defined here}} 169 S5 g(5); // expected-note {{'g' defined here}} 170 int i; 171 int &j = i; 172 #pragma omp for linear // expected-error {{expected '(' after 'linear'}} 173 for (int k = 0; k < argc; ++k) ++k; 174 #pragma omp for linear ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 175 for (int k = 0; k < argc; ++k) ++k; 176 #pragma omp for linear () // expected-error {{expected expression}} 177 for (int k = 0; k < argc; ++k) ++k; 178 #pragma omp for linear (argc // expected-error {{expected ')'}} expected-note {{to match this '('}} 179 for (int k = 0; k < argc; ++k) ++k; 180 #pragma omp for linear (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 181 for (int k = 0; k < argc; ++k) ++k; 182 #pragma omp for linear (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}} 183 for (int k = 0; k < argc; ++k) ++k; 184 #pragma omp for linear (argc) 185 for (int k = 0; k < argc; ++k) ++k; 186 #pragma omp for linear (S1) // expected-error {{'S1' does not refer to a value}} 187 for (int k = 0; k < argc; ++k) ++k; 188 // expected-error@+2 {{linear variable with incomplete type 'S1'}} 189 // expected-error@+1 {{const-qualified variable cannot be linear}} 190 #pragma omp for linear(a, b) 191 for (int k = 0; k < argc; ++k) ++k; 192 #pragma omp for linear (argv[1]) // expected-error {{expected variable name}} 193 for (int k = 0; k < argc; ++k) ++k; 194 // expected-error@+2 {{argument of a linear clause should be of integral or pointer type, not 'S4'}} 195 // expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S5'}} 196 #pragma omp for linear(e, g) 197 for (int k = 0; k < argc; ++k) ++k; 198 #pragma omp for linear(h, C::x) // expected-error 2 {{threadprivate or thread local variable cannot be linear}} 199 for (int k = 0; k < argc; ++k) ++k; 200 #pragma omp parallel 201 { 202 int i; 203 #pragma omp for linear(i) 204 for (int k = 0; k < argc; ++k) ++k; 205 #pragma omp for linear(i : 4) 206 for (int k = 0; k < argc; ++k) { ++k; i += 4; } 207 } 208 #pragma omp for linear(j) 209 for (int k = 0; k < argc; ++k) ++k; 210 #pragma omp for linear(i) 211 for (int k = 0; k < argc; ++k) ++k; 212 #pragma omp for linear(i) ordered(1) // expected-error {{'linear' clause cannot be specified along with 'ordered' clause with a parameter}} 213 for (int k = 0; k < argc; ++k) ++k; 214 215 foomain<int,char>(argc,argv); // expected-note {{n instantiation of function template specialization 'foomain<int, char>' requested here}} 216 return 0; 217 } 218 219