1 // RUN: %clang_cc1 -x c++ -std=c++11 -verify -fopenmp=libiomp5 %s
2 
3 struct B {
4   static int ib[20]; // expected-note 0 {{'B::ib' declared here}}
5   static constexpr int bfoo() { return 8; }
6 };
7 namespace X {
8   B x; // expected-note {{'x' defined here}}
9 };
10 constexpr int bfoo() { return 4; }
11 
12 int **z;
13 const int C1 = 1;
14 const int C2 = 2;
15 void test_aligned_colons(int *&rp)
16 {
17   int *B = 0;
18   #pragma omp simd aligned(B:bfoo())
19   for (int i = 0; i < 10; ++i) ;
20   // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'}}
21   #pragma omp simd aligned(B::ib:B:bfoo())
22   for (int i = 0; i < 10; ++i) ;
23   #pragma omp simd aligned(B:B::bfoo())
24   for (int i = 0; i < 10; ++i) ;
25   // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'?}}
26   #pragma omp simd aligned(z:B:bfoo())
27   for (int i = 0; i < 10; ++i) ;
28   #pragma omp simd aligned(B:B::bfoo())
29   for (int i = 0; i < 10; ++i) ;
30   // expected-error@+2 {{integral constant expression must have integral or unscoped enumeration type, not 'int **'}}
31   // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'B'}}
32   #pragma omp simd aligned(X::x : ::z)
33   for (int i = 0; i < 10; ++i) ;
34   // expected-error@+1 {{integral constant expression must have integral or unscoped enumeration type, not 'B'}}
35   #pragma omp simd aligned(B,rp,::z: X::x)
36   for (int i = 0; i < 10; ++i) ;
37   #pragma omp simd aligned(::z)
38   for (int i = 0; i < 10; ++i) ;
39   // expected-error@+1 {{expected variable name}}
40   #pragma omp simd aligned(B::bfoo())
41   for (int i = 0; i < 10; ++i) ;
42   #pragma omp simd aligned(B::ib,B:C1+C2)
43   for (int i = 0; i < 10; ++i) ;
44 }
45 
46 // expected-note@+1 {{'num' defined here}}
47 template<int L, class T, class N> T test_template(T* arr, N num) {
48   N i;
49   T sum = (T)0;
50   T ind2 = - num * L;
51   // Negative number is passed as L.
52   // expected-error@+1 {{argument to 'aligned' clause must be a positive integer value}}
53   #pragma omp simd aligned(arr:L)
54   for (i = 0; i < num; ++i) {
55     T cur = arr[ind2];
56     ind2 += L;
57     sum += cur;
58   }
59   // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
60   #pragma omp simd aligned(num:4)
61   for (i = 0; i < num; ++i);
62 }
63 
64 template<int LEN> int test_warn() {
65   int *ind2 = 0;
66   // expected-error@+1 {{argument to 'aligned' clause must be a positive integer value}}
67   #pragma omp simd aligned(ind2:LEN)
68   for (int i = 0; i < 100; i++) {
69     ind2 += LEN;
70   }
71   return 0;
72 }
73 
74 struct S1; // expected-note 2 {{declared here}}
75 extern S1 a; // expected-note {{'a' declared here}}
76 class S2 {
77   mutable int a;
78 public:
79   S2():a(0) { }
80 };
81 const S2 b; // expected-note 1 {{'b' defined here}}
82 const S2 ba[5];
83 class S3 {
84   int a;
85 public:
86   S3():a(0) { }
87 };
88 const S3 ca[5];
89 class S4 {
90   int a;
91   S4();
92 public:
93   S4(int v):a(v) { }
94 };
95 class S5 {
96   int a;
97   S5():a(0) {}
98 public:
99   S5(int v):a(v) { }
100 };
101 
102 S3 h; // expected-note 2 {{'h' defined here}}
103 #pragma omp threadprivate(h)
104 
105 template<class I, class C> int foomain(I argc, C **argv) {
106   I e(argc);
107   I g(argc);
108   int i; // expected-note {{declared here}} expected-note {{'i' defined here}}
109   // expected-note@+2 {{declared here}}
110   // expected-note@+1 {{reference to 'i' is not a constant expression}}
111   int &j = i;
112   #pragma omp simd aligned // expected-error {{expected '(' after 'aligned'}}
113   for (I k = 0; k < argc; ++k) ++k;
114   #pragma omp simd aligned ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
115   for (I k = 0; k < argc; ++k) ++k;
116   #pragma omp simd aligned () // expected-error {{expected expression}}
117   for (I k = 0; k < argc; ++k) ++k;
118   #pragma omp simd aligned (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
119   for (I k = 0; k < argc; ++k) ++k;
120   #pragma omp simd aligned (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
121   for (I k = 0; k < argc; ++k) ++k;
122   #pragma omp simd aligned (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
123   for (I k = 0; k < argc; ++k) ++k;
124   #pragma omp simd aligned (argc : 5)
125   for (I k = 0; k < argc; ++k) ++k;
126   #pragma omp simd aligned (S1) // expected-error {{'S1' does not refer to a value}}
127   for (I k = 0; k < argc; ++k) ++k;
128   #pragma omp simd aligned (argv[1]) // expected-error {{expected variable name}}
129   for (I k = 0; k < argc; ++k) ++k;
130   #pragma omp simd aligned(e, g)
131   for (I k = 0; k < argc; ++k) ++k;
132   // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S3'}}
133   #pragma omp simd aligned(h)
134   for (I k = 0; k < argc; ++k) ++k;
135   // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
136   #pragma omp simd aligned(i)
137   for (I k = 0; k < argc; ++k) ++k;
138   #pragma omp parallel
139   {
140     int *v = 0;
141     I i;
142     #pragma omp simd aligned(v:16)
143     for (I k = 0; k < argc; ++k) { i = k; v += 2; }
144   }
145   float *f;
146   #pragma omp simd aligned(f)
147   for (I k = 0; k < argc; ++k) ++k;
148   int v = 0;
149   // expected-note@+2 {{initializer of 'j' is not a constant expression}}
150   // expected-error@+1 {{expression is not an integral constant expression}}
151   #pragma omp simd aligned(f:j)
152   for (I k = 0; k < argc; ++k) { ++k; v += j; }
153   #pragma omp simd aligned(f)
154   for (I k = 0; k < argc; ++k) ++k;
155   return 0;
156 }
157 
158 // expected-note@+1 2 {{'argc' defined here}}
159 int main(int argc, char **argv) {
160   double darr[100];
161   // expected-note@+1 {{in instantiation of function template specialization 'test_template<-4, double, int>' requested here}}
162   test_template<-4>(darr, 4);
163   test_warn<4>(); // ok
164   // expected-note@+1 {{in instantiation of function template specialization 'test_warn<0>' requested here}}
165   test_warn<0>();
166 
167   int i;
168   int &j = i;
169   #pragma omp simd aligned // expected-error {{expected '(' after 'aligned'}}
170   for (int k = 0; k < argc; ++k) ++k;
171   #pragma omp simd aligned ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
172   for (int k = 0; k < argc; ++k) ++k;
173   #pragma omp simd aligned () // expected-error {{expected expression}}
174   for (int k = 0; k < argc; ++k) ++k;
175   #pragma omp simd aligned (argv // expected-error {{expected ')'}} expected-note {{to match this '('}}
176   for (int k = 0; k < argc; ++k) ++k;
177   // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
178   #pragma omp simd aligned (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
179   for (int k = 0; k < argc; ++k) ++k;
180   #pragma omp simd aligned (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
181   for (int k = 0; k < argc; ++k) ++k;
182   // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
183   #pragma omp simd aligned (argc)
184   for (int k = 0; k < argc; ++k) ++k;
185   #pragma omp simd aligned (S1) // expected-error {{'S1' does not refer to a value}}
186   for (int k = 0; k < argc; ++k) ++k;
187   // expected-error@+2 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S1'}}
188   // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S2'}}
189   #pragma omp simd aligned (a, b)
190   for (int k = 0; k < argc; ++k) ++k;
191   #pragma omp simd aligned (argv[1]) // expected-error {{expected variable name}}
192   for (int k = 0; k < argc; ++k) ++k;
193   // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S3'}}
194   #pragma omp simd aligned(h)
195   for (int k = 0; k < argc; ++k) ++k;
196   int *pargc = &argc;
197   foomain<int*,char>(pargc,argv);
198   return 0;
199 }
200 
201