1 // RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -ferror-limit 100 %s -Wuninitialized
2
3 // RUN: %clang_cc1 -verify -fopenmp-simd -fopenmp-version=45 -ferror-limit 100 %s -Wuninitialized
4
5 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s -Wuninitialized
6 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s -Wuninitialized
7
foo()8 void foo() {
9 }
10
foobool(int argc)11 bool foobool(int argc) {
12 return argc;
13 }
14
xxx(int argc)15 void xxx(int argc) {
16 int cond; // expected-note {{initialize the variable 'cond' to silence this warning}}
17 #pragma omp parallel if(cond) // expected-warning {{variable 'cond' is uninitialized when used here}}
18 for (int i = 0; i < 10; ++i)
19 ;
20 }
21
22 struct S1; // expected-note {{declared here}}
23
24 template <class T, class S> // expected-note {{declared here}}
tmain(T argc,S ** argv)25 int tmain(T argc, S **argv) {
26 T z;
27 #pragma omp parallel if // expected-error {{expected '(' after 'if'}}
28 #pragma omp parallel if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
29 #pragma omp parallel if () // expected-error {{expected expression}}
30 #pragma omp parallel if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
31 #pragma omp parallel if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
32 #pragma omp parallel if (argc > 0 ? argv[1] : argv[2] + z)
33 #pragma omp parallel if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp parallel' cannot contain more than one 'if' clause}}
34 #pragma omp parallel if (S) // expected-error {{'S' does not refer to a value}}
35 #pragma omp parallel if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
36 #pragma omp parallel if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}
37 #pragma omp parallel if(argc)
38 #pragma omp parallel if(parallel // expected-error {{use of undeclared identifier 'parallel'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
39 #pragma omp parallel if(parallel : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
40 #pragma omp parallel if(parallel : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
41 #pragma omp parallel if(parallel : argc)
42 #pragma omp parallel if(parallel : argc) if (for:argc) // expected-error {{directive name modifier 'for' is not allowed for '#pragma omp parallel'}}
43 #pragma omp parallel if(parallel : argc) if (parallel:argc) // expected-error {{directive '#pragma omp parallel' cannot contain more than one 'if' clause with 'parallel' name modifier}}
44 #pragma omp parallel if(parallel : argc) if (argc) // expected-error {{no more 'if' clause is allowed}} expected-note {{previous clause with directive name modifier specified here}}
45 foo();
46
47 return 0;
48 }
49
main(int argc,char ** argv)50 int main(int argc, char **argv) {
51 int z;
52 #pragma omp parallel if // expected-error {{expected '(' after 'if'}}
53 #pragma omp parallel if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
54 #pragma omp parallel if () // expected-error {{expected expression}}
55 #pragma omp parallel if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
56 #pragma omp parallel if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
57 #pragma omp parallel if (argc > 0 ? argv[1] : argv[2])
58 #pragma omp parallel if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp parallel' cannot contain more than one 'if' clause}}
59 #pragma omp parallel if (S1) // expected-error {{'S1' does not refer to a value}}
60 #pragma omp parallel if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
61 #pragma omp parallel if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}
62 #pragma omp parallel if (1 0) // expected-error {{expected ')'}} expected-note {{to match this '('}}
63 #pragma omp parallel if(if(tmain(argc, argv) // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
64 #pragma omp parallel if(parallel // expected-error {{use of undeclared identifier 'parallel'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
65 #pragma omp parallel if(parallel : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
66 #pragma omp parallel if(parallel : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
67 #pragma omp parallel if(parallel : argc>> z)
68 #pragma omp parallel if(parallel : argc) if (for:argc) // expected-error {{directive name modifier 'for' is not allowed for '#pragma omp parallel'}}
69 #pragma omp parallel if(parallel : argc) if (parallel:argc) // expected-error {{directive '#pragma omp parallel' cannot contain more than one 'if' clause with 'parallel' name modifier}}
70 #pragma omp parallel if(parallel : argc) if (argc) // expected-error {{no more 'if' clause is allowed}} expected-note {{previous clause with directive name modifier specified here}}
71 foo();
72
73 return tmain(argc, argv);
74 }
75