1 // RUN: %clang_cc1 -x c++ -std=c++11 -verify=expected,expectedw -fopenmp %s -Wuninitialized
2 // RUN: %clang_cc1 -x c++ -std=c++11 -verify -fopenmp %s -Wuninitialized -Wno-openmp-clauses
3 // RUN: %clang_cc1 -x c++ -std=c++11 -verify -fopenmp %s -Wuninitialized -Wno-openmp
4
5 // RUN: %clang_cc1 -x c++ -std=c++11 -verify=expected,expectedw -fopenmp-simd %s -Wuninitialized
6
7 struct B {
8 static int ib[20]; // expected-note 0 {{'B::ib' declared here}}
bfooB9 static constexpr int bfoo() { return 8; }
10 };
11 namespace X {
12 B x; // expected-note {{'x' defined here}}
13 };
bfoo()14 constexpr int bfoo() { return 4; }
15
16 int **z;
17 const int C1 = 1;
18 const int C2 = 2;
test_aligned_colons(int * & rp)19 void test_aligned_colons(int *&rp)
20 {
21 int *B = 0;
22 #pragma omp simd aligned(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 simd aligned(B::ib:B:bfoo())
26 for (int i = 0; i < 10; ++i) ;
27 #pragma omp simd aligned(B:B::bfoo())
28 for (int i = 0; i < 10; ++i) ;
29 // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'?}}
30 #pragma omp simd aligned(z:B:bfoo())
31 for (int i = 0; i < 10; ++i) ;
32 #pragma omp simd aligned(B:B::bfoo())
33 for (int i = 0; i < 10; ++i) ;
34 // expected-error@+2 {{integral constant expression must have integral or unscoped enumeration type, not 'int **'}}
35 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'B'}}
36 #pragma omp simd aligned(X::x : ::z)
37 for (int i = 0; i < 10; ++i) ;
38 // expected-error@+1 {{integral constant expression must have integral or unscoped enumeration type, not 'B'}}
39 #pragma omp simd aligned(B,rp,::z: X::x)
40 for (int i = 0; i < 10; ++i) ;
41 #pragma omp simd aligned(::z)
42 for (int i = 0; i < 10; ++i) ;
43 // expected-error@+1 {{expected variable name}}
44 #pragma omp simd aligned(B::bfoo())
45 for (int i = 0; i < 10; ++i) ;
46 // expectedw-warning@+1 {{aligned clause will be ignored because the requested alignment is not a power of 2}}
47 #pragma omp simd aligned(B::ib,B:C1+C2)
48 for (int i = 0; i < 10; ++i) ;
49 }
50
51 // expected-note@+1 {{'num' defined here}}
test_template(T * arr,N num)52 template<int L, class T, class N> T test_template(T* arr, N num) {
53 N i;
54 T sum = (T)0;
55 T ind2 = - num * L;
56 // Negative number is passed as L.
57 // expected-error@+1 {{argument to 'aligned' clause must be a strictly positive integer value}}
58 #pragma omp simd aligned(arr:L)
59 for (i = 0; i < num; ++i) {
60 T cur = arr[(int)ind2];
61 ind2 += L;
62 sum += cur;
63 }
64 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
65 #pragma omp simd aligned(num:4)
66 for (i = 0; i < num; ++i);
67 return T();
68 }
69
test_warn()70 template<int LEN> int test_warn() {
71 int *ind2 = 0;
72 // expected-error@+1 {{argument to 'aligned' clause must be a strictly positive integer value}}
73 #pragma omp simd aligned(ind2:LEN)
74 for (int i = 0; i < 100; i++) {
75 ind2 += LEN;
76 }
77 return 0;
78 }
79
80 struct S1; // expected-note 2 {{declared here}}
81 extern S1 a; // expected-note {{'a' declared here}}
82 class S2 {
83 mutable int a;
84 public:
S2()85 S2():a(0) { }
86 };
87 const S2 b; // expected-note 1 {{'b' defined here}}
88 const S2 ba[5];
89 class S3 {
90 int a;
91 public:
S3()92 S3():a(0) { }
93 };
94 const S3 ca[5];
95 class S4 {
96 int a;
97 S4();
98 public:
S4(int v)99 S4(int v):a(v) { }
100 };
101 class S5 {
102 int a;
S5()103 S5():a(0) {}
104 public:
S5(int v)105 S5(int v):a(v) { }
106 };
107
108 S3 h; // expected-note 2 {{'h' defined here}}
109 #pragma omp threadprivate(h)
110
foomain(I argc,C ** argv)111 template<class I, class C> int foomain(I argc, C **argv) {
112 I e(argc);
113 I g(argc);
114 int i; // expected-note {{'i' defined here}}
115 // expected-note@+1 {{declared here}}
116 int &j = i;
117 #pragma omp simd aligned // expected-error {{expected '(' after 'aligned'}}
118 for (I k = 0; k < argc; ++k) ++k;
119 #pragma omp simd aligned ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
120 for (I k = 0; k < argc; ++k) ++k;
121 #pragma omp simd aligned () // expected-error {{expected expression}}
122 for (I k = 0; k < argc; ++k) ++k;
123 #pragma omp simd aligned (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
124 for (I k = 0; k < argc; ++k) ++k;
125 #pragma omp simd aligned (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
126 for (I k = 0; k < argc; ++k) ++k;
127 // FIXME: Should argc really be a pointer?
128 #pragma omp simd aligned (*argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
129 for (I k = 0; k < argc; ++k) ++k;
130 #pragma omp simd aligned (argc : 5) // expectedw-warning {{aligned clause will be ignored because the requested alignment is not a power of 2}}
131 for (I k = 0; k < argc; ++k) ++k;
132 #pragma omp simd aligned (S1) // expected-error {{'S1' does not refer to a value}}
133 for (I k = 0; k < argc; ++k) ++k;
134 #pragma omp simd aligned (argv[1]) // expected-error {{expected variable name}}
135 for (I k = 0; k < argc; ++k) ++k;
136 #pragma omp simd aligned(e, g)
137 for (I k = 0; k < argc; ++k) ++k;
138 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S3'}}
139 #pragma omp simd aligned(h)
140 for (I k = 0; k < argc; ++k) ++k;
141 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
142 #pragma omp simd aligned(i)
143 for (I k = 0; k < argc; ++k) ++k;
144 #pragma omp parallel
145 {
146 int *v = 0;
147 I i;
148 #pragma omp simd aligned(v:16)
149 for (I k = 0; k < argc; ++k) { i = k; v += 2; }
150 }
151 float *f;
152 #pragma omp simd aligned(f)
153 for (I k = 0; k < argc; ++k) ++k;
154 int v = 0;
155 // expected-note@+2 {{initializer of 'j' is not a constant expression}}
156 // expected-error@+1 {{integral constant expression}}
157 #pragma omp simd aligned(f:j)
158 for (I k = 0; k < argc; ++k) { ++k; v += j; }
159 #pragma omp simd aligned(f)
160 for (I k = 0; k < argc; ++k) ++k;
161 return 0;
162 }
163
164 // expected-note@+1 2 {{'argc' defined here}}
main(int argc,char ** argv)165 int main(int argc, char **argv) {
166 double darr[100];
167 // expected-note@+1 {{in instantiation of function template specialization 'test_template<-4, double, int>' requested here}}
168 test_template<-4>(darr, 4);
169 test_warn<4>(); // ok
170 // expected-note@+1 {{in instantiation of function template specialization 'test_warn<0>' requested here}}
171 test_warn<0>();
172
173 int i;
174 int &j = i;
175 #pragma omp simd aligned // expected-error {{expected '(' after 'aligned'}}
176 for (int k = 0; k < argc; ++k) ++k;
177 #pragma omp simd aligned ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
178 for (int k = 0; k < argc; ++k) ++k;
179 #pragma omp simd aligned () // expected-error {{expected expression}}
180 for (int k = 0; k < argc; ++k) ++k;
181 #pragma omp simd aligned (argv // expected-error {{expected ')'}} expected-note {{to match this '('}}
182 for (int k = 0; k < argc; ++k) ++k;
183 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
184 #pragma omp simd aligned (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
185 for (int k = 0; k < argc; ++k) ++k;
186 #pragma omp simd aligned (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
187 for (int k = 0; k < argc; ++k) ++k;
188 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
189 #pragma omp simd aligned (argc)
190 for (int k = 0; k < argc; ++k) ++k;
191 #pragma omp simd aligned (S1) // expected-error {{'S1' does not refer to a value}}
192 for (int k = 0; k < argc; ++k) ++k;
193 // expected-error@+2 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S1'}}
194 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S2'}}
195 #pragma omp simd aligned (a, b)
196 for (int k = 0; k < argc; ++k) ++k;
197 #pragma omp simd aligned (argv[1]) // expected-error {{expected variable name}}
198 for (int k = 0; k < argc; ++k) ++k;
199 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S3'}}
200 #pragma omp simd aligned(h)
201 for (int k = 0; k < argc; ++k) ++k;
202 int *pargc = &argc;
203 // expected-note@+1 {{in instantiation of function template specialization 'foomain<int *, char>' requested here}}
204 foomain<int*,char>(pargc,argv);
205 return 0;
206 }
207
208