1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
2 
3 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
4 
5 void foo() {
6 }
7 
8 bool foobool(int argc) {
9   return argc;
10 }
11 
12 struct S1; // expected-note 2 {{declared here}}
13 
14 class vector {
15   public:
16     int operator[](int index) { return 0; }
17 };
18 template <class T, class S, class R>
19 int tmain(T argc, S **argv, R *env[]) {
20   vector vec;
21   typedef float V __attribute__((vector_size(16)));
22   V a;
23   char *arr;
24   int i, z;
25 
26   #pragma omp depend target update to(z) // expected-error{{expected an OpenMP directive}}
27   #pragma omp depend(out:argc) target update to(z) // expected-error{{expected an OpenMP directive}}
28   #pragma omp target depend(in:argc) update to(z) // expected-error{{unexpected OpenMP clause 'update' in directive '#pragma omp target'}} expected-error{{unexpected OpenMP clause 'to' in directive '#pragma omp target'}}
29   {}
30 
31   #pragma omp target update to(z) depend // expected-error {{expected '(' after 'depend'}}
32   #pragma omp target update to(z) depend( // expected-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-warning {{missing ':' after dependency type - ignoring}}
33   #pragma omp target update to(z) depend() // expected-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} expected-warning {{missing ':' after dependency type - ignoring}}
34   #pragma omp target update to(z) depend(argc // expected-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} expected-warning {{missing ':' after dependency type - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
35   #pragma omp target update to(z) depend(source : argc) // expected-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}}
36   #pragma omp target update to(z) depend(source) // expected-error {{expected expression}} expected-warning {{missing ':' after dependency type - ignoring}}
37   #pragma omp target update to(z) depend(in : argc)) // expected-warning {{extra tokens at the end of '#pragma omp target update' are ignored}}
38   #pragma omp target update to(z) depend(out: ) // expected-error {{expected expression}}
39   #pragma omp target update to(z) depend(inout : foobool(argc)), depend (in, argc) // expected-error {{expected addressable lvalue expression, array element or array section}} expected-warning {{missing ':' after dependency type - ignoring}} expected-error {{expected expression}}
40   #pragma omp target update to(z) depend(out :S1) // expected-error {{'S1' does not refer to a value}}
41   #pragma omp target update to(z) depend(in : argv[1][1] = '2') // expected-error {{expected addressable lvalue expression, array element or array section}}
42   #pragma omp target update to(z) depend(in : vec[1]) // expected-error {{expected addressable lvalue expression, array element or array section}}
43   #pragma omp target update to(z) depend(in : argv[0])
44   #pragma omp target update to(z) depend(in : ) // expected-error {{expected expression}}
45   #pragma omp target update to(z) depend(in : tmain)
46   #pragma omp target update to(z) depend(in : a[0]) // expected-error{{expected addressable lvalue expression, array element or array section}}
47   #pragma omp target update to(z) depend(in : vec[1:2]) // expected-error {{ value is not an array or pointer}}
48   #pragma omp target update to(z) depend(in : argv[ // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
49   #pragma omp target update to(z) depend(in : argv[: // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
50   #pragma omp target update to(z) depend(in : argv[:] // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}} expected-error {{expected ')'}} expected-note {{to match this '('}}
51   #pragma omp target update to(z) depend(in : argv[argc: // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
52   #pragma omp target update to(z) depend(in : argv[argc:argc] // expected-error {{expected ')'}} expected-note {{to match this '('}}
53   #pragma omp target update to(z) depend(in : argv[0:-1]) // expected-error {{section length is evaluated to a negative value -1}}
54   #pragma omp target update to(z) depend(in : argv[-1:0]) // expected-error {{zero-length array section is not allowed in 'depend' clause}}
55   #pragma omp target update to(z) depend(in : argv[:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
56   #pragma omp target update to(z) depend(in : argv[3:4:1]) // expected-error {{expected ']'}} expected-note {{to match this '['}}
57   #pragma omp target update to(z) depend(in:a[0:1]) // expected-error {{subscripted value is not an array or pointer}}
58   #pragma omp target update to(z) depend(in:argv[argv[:2]:1]) // expected-error {{OpenMP array section is not allowed here}}
59   #pragma omp target update to(z) depend(in:argv[0:][:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
60   #pragma omp target update to(z) depend(in:env[0:][:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is an array of unknown bound}}
61   #pragma omp target update to(z) depend(in : argv[ : argc][1 : argc - 1])
62   #pragma omp target update to(z) depend(in : arr[0])
63 
64   return 0;
65 }
66 int main(int argc, char **argv, char *env[]) {
67   vector vec;
68   typedef float V __attribute__((vector_size(16)));
69   V a;
70   auto arr = x; // expected-error {{use of undeclared identifier 'x'}}
71   int z;
72 
73   #pragma omp depend target update to(z) // expected-error{{expected an OpenMP directive}}
74   #pragma omp depend(out:argc) target update to(z) // expected-error{{expected an OpenMP directive}}
75   #pragma omp target depend(in:argc) update to(z) // expected-error{{unexpected OpenMP clause 'update' in directive '#pragma omp target'}} expected-error{{unexpected OpenMP clause 'to' in directive '#pragma omp target'}}
76   {}
77 
78   #pragma omp target update to(z) depend // expected-error {{expected '(' after 'depend'}}
79   #pragma omp target update to(z) depend( // expected-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-warning {{missing ':' after dependency type - ignoring}}
80   #pragma omp target update to(z) depend() // expected-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} expected-warning {{missing ':' after dependency type - ignoring}}
81   #pragma omp target update to(z) depend(argc // expected-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} expected-warning {{missing ':' after dependency type - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
82   #pragma omp target update to(z) depend(source : argc) // expected-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}}
83   #pragma omp target update to(z) depend(source) // expected-error {{expected expression}} expected-warning {{missing ':' after dependency type - ignoring}}
84   #pragma omp target update to(z) depend(in : argc)) // expected-warning {{extra tokens at the end of '#pragma omp target update' are ignored}}
85   #pragma omp target update to(z) depend(out: ) // expected-error {{expected expression}}
86   #pragma omp target update to(z) depend(inout : foobool(argc)), depend (in, argc) // expected-error {{expected addressable lvalue expression, array element or array section}} expected-warning {{missing ':' after dependency type - ignoring}} expected-error {{expected expression}}
87   #pragma omp target update to(z) depend(out :S1) // expected-error {{'S1' does not refer to a value}}
88   #pragma omp target update to(z) depend(in : argv[1][1] = '2')
89   #pragma omp target update to(z) depend(in : vec[1]) // expected-error {{expected addressable lvalue expression, array element or array section}}
90   #pragma omp target update to(z) depend(in : argv[0])
91   #pragma omp target update to(z) depend(in : ) // expected-error {{expected expression}}
92   #pragma omp target update to(z) depend(in : main)
93   #pragma omp target update to(z) depend(in : a[0]) // expected-error{{expected addressable lvalue expression, array element or array section}}
94   #pragma omp target update to(z) depend(in : vec[1:2]) // expected-error {{ value is not an array or pointer}}
95   #pragma omp target update to(z) depend(in : argv[ // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
96   #pragma omp target update to(z) depend(in : argv[: // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
97   #pragma omp target update to(z) depend(in : argv[:] // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}} expected-error {{expected ')'}} expected-note {{to match this '('}}
98   #pragma omp target update to(z) depend(in : argv[argc: // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
99   #pragma omp target update to(z) depend(in : argv[argc:argc] // expected-error {{expected ')'}} expected-note {{to match this '('}}
100   #pragma omp target update to(z) depend(in : argv[0:-1]) // expected-error {{section length is evaluated to a negative value -1}}
101   #pragma omp target update to(z) depend(in : argv[-1:0]) // expected-error {{zero-length array section is not allowed in 'depend' clause}}
102   #pragma omp target update to(z) depend(in : argv[:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
103   #pragma omp target update to(z) depend(in : argv[3:4:1]) // expected-error {{expected ']'}} expected-note {{to match this '['}}
104   #pragma omp target update to(z) depend(in:a[0:1]) // expected-error {{subscripted value is not an array or pointer}}
105   #pragma omp target update to(z) depend(in:argv[argv[:2]:1]) // expected-error {{OpenMP array section is not allowed here}}
106   #pragma omp target update to(z) depend(in:argv[0:][:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
107   #pragma omp target update to(z) depend(in:env[0:][:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is an array of unknown bound}}
108   #pragma omp target update to(z) depend(in : argv[ : argc][1 : argc - 1])
109   #pragma omp target update to(z) depend(in : arr[0])
110   return tmain(argc, argv, env); // expected-note {{in instantiation of function template specialization 'tmain<int, char, char>' requested here}}
111 }
112