1 // RUN: %clang_cc1 -verify=expected,omp4 -fopenmp -fopenmp-version=45 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
2 // RUN: %clang_cc1 -verify=expected,omp5 -fopenmp -fopenmp-version=50 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
3
4 // RUN: %clang_cc1 -verify=expected,omp4 -fopenmp-simd -fopenmp-version=45 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
5 // RUN: %clang_cc1 -verify=expected,omp5 -fopenmp-simd -fopenmp-version=50 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
6
xxx(int argc)7 void xxx(int argc) {
8 int x; // expected-note {{initialize the variable 'x' to silence this warning}}
9 #pragma omp target depend(in : argc)
10 argc = x; // expected-warning {{variable 'x' is uninitialized when used here}}
11 }
12
foo()13 void foo() {
14 }
15
foobool(int argc)16 bool foobool(int argc) {
17 return argc;
18 }
19
20 struct S1; // expected-note {{declared here}}
21
22 class vector {
23 public:
operator [](int index)24 int operator[](int index) { return 0; }
25 };
26
main(int argc,char ** argv,char * env[])27 int main(int argc, char **argv, char *env[]) {
28 vector vec;
29 typedef float V __attribute__((vector_size(16)));
30 V a;
31 auto arr = x; // expected-error {{use of undeclared identifier 'x'}}
32
33 #pragma omp target depend // expected-error {{expected '(' after 'depend'}}
34 foo();
35 #pragma omp target depend( // omp4-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}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}}
36 foo();
37 #pragma omp target depend() // omp4-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} expected-warning {{missing ':' after dependency type - ignoring}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}}
38 foo();
39 #pragma omp target depend(argc // omp4-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 '('}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}}
40 foo();
41 #pragma omp target depend(source : argc) // omp4-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}}
42 foo();
43 #pragma omp target depend(source) // expected-error {{expected expression}} expected-warning {{missing ':' after dependency type - ignoring}} omp4-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}}
44 foo();
45 #pragma omp target depend (in : argc)) // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
46 foo();
47 #pragma omp target depend (out: ) // expected-error {{expected expression}}
48 foo();
49 #pragma omp target depend(inout : foobool(argc)), depend(in, argc) // omp4-error {{expected addressable lvalue expression, array element or array section}} expected-warning {{missing ':' after dependency type - ignoring}} expected-error {{expected expression}} omp5-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}}
50 foo();
51 #pragma omp target depend (out :S1) // expected-error {{'S1' does not refer to a value}}
52 foo();
53 #pragma omp target depend(in : argv[1][1] = '2')
54 foo();
55 #pragma omp target depend(in : vec[1]) // omp4-error {{expected addressable lvalue expression, array element or array section}} omp5-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}}
56 foo();
57 #pragma omp target depend (in : argv[0])
58 foo();
59 #pragma omp target depend (in : ) // expected-error {{expected expression}}
60 foo();
61 #pragma omp target depend (in : main)
62 foo();
63 #pragma omp target depend(in : a[0]) // omp4-error{{expected addressable lvalue expression, array element or array section}} omp5-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}}
64 foo();
65 #pragma omp target depend (in : vec[1:2]) // expected-error {{ value is not an array or pointer}}
66 foo();
67 #pragma omp target depend (in : argv[ // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
68 foo();
69 #pragma omp target depend (in : argv[: // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
70 foo();
71 #pragma omp target 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 '('}}
72 foo();
73 #pragma omp target depend (in : argv[argc: // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
74 foo();
75 #pragma omp target depend (in : argv[argc:argc] // expected-error {{expected ')'}} expected-note {{to match this '('}}
76 foo();
77 #pragma omp target depend (in : argv[0:-1]) // expected-error {{section length is evaluated to a negative value -1}}
78 foo();
79 #pragma omp target depend (in : argv[-1:0]) // expected-error {{zero-length array section is not allowed in 'depend' clause}}
80 foo();
81 #pragma omp target depend (in : argv[:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
82 foo();
83 #pragma omp target depend(in : argv [3:4:1]) // expected-error {{expected ']'}} expected-note {{to match this '['}}
84 foo();
85 #pragma omp target depend(in:a[0:1]) // expected-error {{subscripted value is not an array or pointer}}
86 foo();
87 #pragma omp target depend(in:argv[argv[:2]:1]) // expected-error {{OpenMP array section is not allowed here}}
88 foo();
89 #pragma omp target depend(in:argv[0:][:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
90 foo();
91 #pragma omp target depend(in:env[0:][:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is an array of unknown bound}}
92 foo();
93 #pragma omp target depend(in : argv[ : argc][1 : argc - 1])
94 foo();
95 #pragma omp target depend(in : arr[0])
96 foo();
97
98 return 0;
99 }
100