1 // RUN: %clang_cc1 -verify -fopenmp %s
2
3 // RUN: %clang_cc1 -verify -fopenmp-simd %s
4
5 namespace X {
6 int x;
7 };
8
9 struct B {
10 static int ib; // expected-note {{'B::ib' declared here}}
bfooB11 static int bfoo() { return 8; }
12 };
13
bfoo()14 int bfoo() { return 4; }
15
16 int z;
17 const int C1 = 1;
18 const int C2 = 2;
test_linear_colons()19 void test_linear_colons()
20 {
21 int B = 0;
22 #pragma omp parallel for simd linear(B:bfoo())
23 for (int i = 0; i < 10; ++i) ;
24 // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'}}
25 #pragma omp parallel for simd linear(B::ib:B:bfoo())
26 for (int i = 0; i < 10; ++i) ;
27 // expected-error@+1 {{use of undeclared identifier 'ib'; did you mean 'B::ib'}}
28 #pragma omp parallel for simd linear(B:ib)
29 for (int i = 0; i < 10; ++i) ;
30 // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'?}}
31 #pragma omp parallel for simd linear(z:B:ib)
32 for (int i = 0; i < 10; ++i) ;
33 #pragma omp parallel for simd linear(B:B::bfoo())
34 for (int i = 0; i < 10; ++i) ;
35 #pragma omp parallel for simd linear(X::x : ::z)
36 for (int i = 0; i < 10; ++i) ;
37 #pragma omp parallel for simd linear(B,::z, X::x)
38 for (int i = 0; i < 10; ++i) ;
39 #pragma omp parallel for simd linear(::z)
40 for (int i = 0; i < 10; ++i) ;
41 // expected-error@+1 {{expected variable name}}
42 #pragma omp parallel for simd linear(B::bfoo())
43 for (int i = 0; i < 10; ++i) ;
44 #pragma omp parallel for simd linear(B::ib,B:C1+C2)
45 for (int i = 0; i < 10; ++i) ;
46 }
47
48 template<int L, class T, class N> T test_template(T* arr, N num) {
49 N i;
50 T sum = (T)0;
51 T ind2 = - num * L; // expected-note {{'ind2' defined here}}
52 // expected-error@+1 {{argument of a linear clause should be of integral or pointer type}}
53 #pragma omp parallel for simd linear(ind2:L)
54 for (i = 0; i < num; ++i) {
55 T cur = arr[(int)ind2];
56 ind2 += L;
57 sum += cur;
58 }
59 return T();
60 }
61
test_warn()62 template<int LEN> int test_warn() {
63 int ind2 = 0;
64 // expected-warning@+1 {{zero linear step (ind2 should probably be const)}}
65 #pragma omp parallel for simd linear(ind2:LEN)
66 for (int i = 0; i < 100; i++) {
67 ind2 += LEN;
68 }
69 return ind2;
70 }
71
72 struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
73 extern S1 a;
74 class S2 {
75 mutable int a;
76 public:
S2()77 S2():a(0) { }
78 };
79 const S2 b; // expected-note 2 {{'b' defined here}}
80 const S2 ba[5];
81 class S3 {
82 int a;
83 public:
S3()84 S3():a(0) { }
85 };
86 const S3 ca[5];
87 class S4 {
88 int a;
89 S4();
90 public:
S4(int v)91 S4(int v):a(v) { }
92 };
93 class S5 {
94 int a;
S5()95 S5():a(0) {}
96 public:
S5(int v)97 S5(int v):a(v) { }
98 };
99
100 S3 h;
101 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
102
foomain(I argc,C ** argv)103 template<class I, class C> int foomain(I argc, C **argv) {
104 I e(4);
105 I g(5);
106 int i;
107 int &j = i;
108 #pragma omp parallel for simd linear // expected-error {{expected '(' after 'linear'}}
109 for (int k = 0; k < argc; ++k) ++k;
110 #pragma omp parallel for simd linear ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
111 for (int k = 0; k < argc; ++k) ++k;
112 #pragma omp parallel for simd linear () // expected-error {{expected expression}}
113 for (int k = 0; k < argc; ++k) ++k;
114 #pragma omp parallel for simd linear (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
115 for (int k = 0; k < argc; ++k) ++k;
116 #pragma omp parallel for simd linear (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
117 for (int k = 0; k < argc; ++k) ++k;
118 #pragma omp parallel for simd linear (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
119 for (int k = 0; k < argc; ++k) ++k;
120 #pragma omp parallel for simd linear (argc : 5)
121 for (int k = 0; k < argc; ++k) ++k;
122 #pragma omp parallel for simd linear (S1) // expected-error {{'S1' does not refer to a value}}
123 for (int k = 0; k < argc; ++k) ++k;
124 // expected-error@+2 {{linear variable with incomplete type 'S1'}}
125 // expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S2'}}
126 #pragma omp parallel for simd linear (a, b:B::ib)
127 for (int k = 0; k < argc; ++k) ++k;
128 #pragma omp parallel for simd linear (argv[1]) // expected-error {{expected variable name}}
129 for (int k = 0; k < argc; ++k) ++k;
130 #pragma omp parallel for simd linear(e, g)
131 for (int k = 0; k < argc; ++k) ++k;
132 #pragma omp parallel for simd linear(h) // expected-error {{threadprivate or thread local variable cannot be linear}}
133 for (int k = 0; k < argc; ++k) ++k;
134 #pragma omp parallel for simd linear(i)
135 for (int k = 0; k < argc; ++k) ++k;
136 #pragma omp parallel
137 {
138 int v = 0;
139 int i;
140 #pragma omp parallel for simd linear(v:i)
141 for (int k = 0; k < argc; ++k) { i = k; v += i; }
142 }
143 #pragma omp parallel for simd linear(j)
144 for (int k = 0; k < argc; ++k) ++k;
145 int v = 0;
146 #pragma omp parallel for simd linear(v:j)
147 for (int k = 0; k < argc; ++k) { ++k; v += j; }
148 #pragma omp parallel for simd linear(i)
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
main(int argc,char ** argv)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 parallel for simd linear // expected-error {{expected '(' after 'linear'}}
173 for (int k = 0; k < argc; ++k) ++k;
174 #pragma omp parallel for simd 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 parallel for simd linear () // expected-error {{expected expression}}
177 for (int k = 0; k < argc; ++k) ++k;
178 #pragma omp parallel for simd linear (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
179 for (int k = 0; k < argc; ++k) ++k;
180 #pragma omp parallel for simd 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 parallel for simd linear (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
183 for (int k = 0; k < argc; ++k) ++k;
184 #pragma omp parallel for simd linear (argc)
185 for (int k = 0; k < argc; ++k) ++k;
186 #pragma omp parallel for simd 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 {{argument of a linear clause should be of integral or pointer type, not 'S2'}}
190 #pragma omp parallel for simd linear (a, b)
191 for (int k = 0; k < argc; ++k) ++k;
192 #pragma omp parallel for simd 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 parallel for simd linear(e, g)
197 for (int k = 0; k < argc; ++k) ++k;
198 #pragma omp parallel for simd 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 parallel for simd linear(i)
204 for (int k = 0; k < argc; ++k) ++k;
205 #pragma omp parallel for simd linear(i : 4)
206 for (int k = 0; k < argc; ++k) { ++k; i += 4; }
207 }
208 #pragma omp parallel for simd linear(j)
209 for (int k = 0; k < argc; ++k) ++k;
210 #pragma omp parallel for simd linear(i)
211 for (int k = 0; k < argc; ++k) ++k;
212
213 foomain<int,char>(argc,argv); // expected-note {{in instantiation of function template specialization 'foomain<int, char>' requested here}}
214 return 0;
215 }
216
217