1 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 %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 simd 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 simd 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 simd 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 simd linear(z:B:ib) 30 for (int i = 0; i < 10; ++i) ; 31 #pragma omp simd linear(B:B::bfoo()) 32 for (int i = 0; i < 10; ++i) ; 33 #pragma omp simd linear(X::x : ::z) 34 for (int i = 0; i < 10; ++i) ; 35 #pragma omp simd linear(B,::z, X::x) 36 for (int i = 0; i < 10; ++i) ; 37 #pragma omp simd linear(::z) 38 for (int i = 0; i < 10; ++i) ; 39 // expected-error@+1 {{expected variable name}} 40 #pragma omp simd linear(B::bfoo()) 41 for (int i = 0; i < 10; ++i) ; 42 #pragma omp simd 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 simd linear(ind2:L) 52 for (i = 0; i < num; ++i) { 53 T cur = arr[ind2]; 54 ind2 += L; 55 sum += cur; 56 } 57 } 58 59 template<int LEN> int test_warn() { 60 int ind2 = 0; 61 // expected-warning@+1 {{zero linear step (ind2 should probably be const)}} 62 #pragma omp simd linear(ind2:LEN) 63 for (int i = 0; i < 100; i++) { 64 ind2 += LEN; 65 } 66 return ind2; 67 } 68 69 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}} 70 extern S1 a; 71 class S2 { 72 mutable int a; 73 public: 74 S2():a(0) { } 75 }; 76 const S2 b; // expected-note 2 {{'b' defined here}} 77 const S2 ba[5]; 78 class S3 { 79 int a; 80 public: 81 S3():a(0) { } 82 }; 83 const S3 ca[5]; 84 class S4 { 85 int a; 86 S4(); 87 public: 88 S4(int v):a(v) { } 89 }; 90 class S5 { 91 int a; 92 S5():a(0) {} 93 public: 94 S5(int v):a(v) { } 95 }; 96 97 S3 h; 98 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}} 99 100 template<class I, class C> int foomain(I argc, C **argv) { 101 I e(4); 102 I g(5); 103 int i; 104 int &j = i; // expected-note {{'j' defined here}} 105 #pragma omp simd linear // expected-error {{expected '(' after 'linear'}} 106 for (int k = 0; k < argc; ++k) ++k; 107 #pragma omp simd linear ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 108 for (int k = 0; k < argc; ++k) ++k; 109 #pragma omp simd linear () // expected-error {{expected expression}} 110 for (int k = 0; k < argc; ++k) ++k; 111 #pragma omp simd linear (argc // expected-error {{expected ')'}} expected-note {{to match this '('}} 112 for (int k = 0; k < argc; ++k) ++k; 113 #pragma omp simd linear (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 114 for (int k = 0; k < argc; ++k) ++k; 115 #pragma omp simd linear (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}} 116 for (int k = 0; k < argc; ++k) ++k; 117 #pragma omp simd linear (argc : 5) 118 for (int k = 0; k < argc; ++k) ++k; 119 #pragma omp simd linear (S1) // expected-error {{'S1' does not refer to a value}} 120 for (int k = 0; k < argc; ++k) ++k; 121 // expected-error@+2 {{linear variable with incomplete type 'S1'}} 122 // expected-error@+1 {{const-qualified variable cannot be linear}} 123 #pragma omp simd linear (a, b:B::ib) 124 for (int k = 0; k < argc; ++k) ++k; 125 #pragma omp simd linear (argv[1]) // expected-error {{expected variable name}} 126 for (int k = 0; k < argc; ++k) ++k; 127 #pragma omp simd linear(e, g) 128 for (int k = 0; k < argc; ++k) ++k; 129 #pragma omp simd linear(h) // expected-error {{threadprivate or thread local variable cannot be linear}} 130 for (int k = 0; k < argc; ++k) ++k; 131 #pragma omp simd linear(i) 132 for (int k = 0; k < argc; ++k) ++k; 133 #pragma omp parallel 134 { 135 int v = 0; 136 int i; 137 #pragma omp simd linear(v:i) 138 for (int k = 0; k < argc; ++k) { i = k; v += i; } 139 } 140 #pragma omp simd linear(j) // expected-error {{arguments of OpenMP clause 'linear' cannot be of reference type}} 141 for (int k = 0; k < argc; ++k) ++k; 142 int v = 0; 143 #pragma omp simd linear(v:j) 144 for (int k = 0; k < argc; ++k) { ++k; v += j; } 145 #pragma omp simd linear(i) 146 for (int k = 0; k < argc; ++k) ++k; 147 return 0; 148 } 149 150 int main(int argc, char **argv) { 151 double darr[100]; 152 // expected-note@+1 {{in instantiation of function template specialization 'test_template<-4, double, int>' requested here}} 153 test_template<-4>(darr, 4); 154 // expected-note@+1 {{in instantiation of function template specialization 'test_warn<0>' requested here}} 155 test_warn<0>(); 156 157 S4 e(4); // expected-note {{'e' defined here}} 158 S5 g(5); // expected-note {{'g' defined here}} 159 int i; 160 int &j = i; // expected-note {{'j' defined here}} 161 #pragma omp simd linear // expected-error {{expected '(' after 'linear'}} 162 for (int k = 0; k < argc; ++k) ++k; 163 #pragma omp simd linear ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 164 for (int k = 0; k < argc; ++k) ++k; 165 #pragma omp simd linear () // expected-error {{expected expression}} 166 for (int k = 0; k < argc; ++k) ++k; 167 #pragma omp simd linear (argc // expected-error {{expected ')'}} expected-note {{to match this '('}} 168 for (int k = 0; k < argc; ++k) ++k; 169 #pragma omp simd linear (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 170 for (int k = 0; k < argc; ++k) ++k; 171 #pragma omp simd linear (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}} 172 for (int k = 0; k < argc; ++k) ++k; 173 #pragma omp simd linear (argc) 174 for (int k = 0; k < argc; ++k) ++k; 175 #pragma omp simd linear (S1) // expected-error {{'S1' does not refer to a value}} 176 for (int k = 0; k < argc; ++k) ++k; 177 // expected-error@+2 {{linear variable with incomplete type 'S1'}} 178 // expected-error@+1 {{const-qualified variable cannot be linear}} 179 #pragma omp simd linear (a, b) 180 for (int k = 0; k < argc; ++k) ++k; 181 #pragma omp simd linear (argv[1]) // expected-error {{expected variable name}} 182 for (int k = 0; k < argc; ++k) ++k; 183 // expected-error@+2 {{argument of a linear clause should be of integral or pointer type, not 'S4'}} 184 // expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S5'}} 185 #pragma omp simd linear(e, g) 186 for (int k = 0; k < argc; ++k) ++k; 187 #pragma omp simd linear(h) // expected-error {{threadprivate or thread local variable cannot be linear}} 188 for (int k = 0; k < argc; ++k) ++k; 189 #pragma omp parallel 190 { 191 int i; 192 #pragma omp simd linear(i) 193 for (int k = 0; k < argc; ++k) ++k; 194 #pragma omp simd linear(i : 4) 195 for (int k = 0; k < argc; ++k) { ++k; i += 4; } 196 } 197 #pragma omp simd linear(j) // expected-error {{arguments of OpenMP clause 'linear' cannot be of reference type 'int &'}} 198 for (int k = 0; k < argc; ++k) ++k; 199 #pragma omp simd linear(i) 200 for (int k = 0; k < argc; ++k) ++k; 201 202 foomain<int,char>(argc,argv); 203 return 0; 204 } 205 206