1 // RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 %s -Wuninitialized
2 
3 // RUN: %clang_cc1 -verify -fopenmp-simd -fopenmp-version=45 %s -Wuninitialized
4 
5 void foo() {
6 }
7 
8 bool foobool(int argc) {
9   return argc;
10 }
11 
12 void xxx(int argc) {
13   int cond; // expected-note {{initialize the variable 'cond' to silence this warning}}
14 #pragma omp target parallel for simd if(parallel: cond) // expected-warning {{variable 'cond' is uninitialized when used here}}
15   for (int i = 0; i < 10; ++i)
16     ;
17 }
18 
19 struct S1; // expected-note {{declared here}}
20 
21 template <class T, class S> // expected-note {{declared here}}
22 int tmain(T argc, S **argv) {
23   int i, k;
24   #pragma omp target parallel for simd if // expected-error {{expected '(' after 'if'}}
25   for (i = 0; i < argc; ++i) foo();
26   #pragma omp target parallel for simd if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
27   for (i = 0; i < argc; ++i) foo();
28   #pragma omp target parallel for simd if () // expected-error {{expected expression}}
29   for (i = 0; i < argc; ++i) foo();
30   #pragma omp target parallel for simd if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
31   for (i = 0; i < argc; ++i) foo();
32   #pragma omp target parallel for simd if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for simd' are ignored}}
33   for (i = 0; i < argc; ++i) foo();
34   #pragma omp target parallel for simd if (argc > 0 ? argv[1] : argv[2])
35   for (i = 0; i < argc; ++i) foo();
36   #pragma omp target parallel for simd if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp target parallel for simd' cannot contain more than one 'if' clause}}
37   for (i = 0; i < argc; ++i) foo();
38   #pragma omp target parallel for simd if (S) // expected-error {{'S' does not refer to a value}}
39   for (i = 0; i < argc; ++i) foo();
40   #pragma omp target parallel for simd if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
41   for (i = 0; i < argc; ++i) foo();
42   #pragma omp target parallel for simd if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}
43   for (i = 0; i < argc; ++i) foo();
44   #pragma omp target parallel for simd if(k)
45   for (i = 0; i < argc; ++i) foo();
46   #pragma omp target parallel for simd if(target : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
47   for (i = 0; i < argc; ++i) foo();
48   #pragma omp target parallel for simd if(parallel : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
49   for (i = 0; i < argc; ++i) foo();
50   #pragma omp target parallel for simd if(target : argc)
51   for (i = 0; i < argc; ++i) foo();
52   #pragma omp target parallel for simd if(parallel : argc)
53   for (i = 0; i < argc; ++i) foo();
54   #pragma omp target parallel for simd if(target : argc) if(parallel : argc)
55   for (i = 0; i < argc; ++i) foo();
56   #pragma omp target parallel for simd if(parallel : argc) if (for:argc) // expected-error {{directive name modifier 'for' is not allowed for '#pragma omp target parallel for simd'}}
57   for (i = 0; i < argc; ++i) foo();
58   #pragma omp target parallel for simd if(target : argc) if (target :argc) // expected-error {{directive '#pragma omp target parallel for simd' cannot contain more than one 'if' clause with 'target' name modifier}}
59   for (i = 0; i < argc; ++i) foo();
60   #pragma omp target parallel for simd if(parallel : argc) if (parallel :argc) // expected-error {{directive '#pragma omp target parallel for simd' cannot contain more than one 'if' clause with 'parallel' name modifier}}
61   for (i = 0; i < argc; ++i) foo();
62   #pragma omp target parallel for simd if(target : argc) if (argc) // expected-error {{expected  'parallel' directive name modifier}} expected-note {{previous clause with directive name modifier specified here}}
63   for (i = 0; i < argc; ++i) foo();
64   #pragma omp target parallel for simd if(target : argc) if(parallel : argc) if (argc) // expected-error {{no more 'if' clause is allowed}} expected-note {{previous clause with directive name modifier specified here}} expected-note {{previous clause with directive name modifier specified here}}
65   for (i = 0; i < argc; ++i) foo();
66 
67   return 0;
68 }
69 
70 int main(int argc, char **argv) {
71   int i, k;
72   #pragma omp target parallel for simd if // expected-error {{expected '(' after 'if'}}
73   for (i = 0; i < argc; ++i) foo();
74   #pragma omp target parallel for simd if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
75   for (i = 0; i < argc; ++i) foo();
76   #pragma omp target parallel for simd if () // expected-error {{expected expression}}
77   for (i = 0; i < argc; ++i) foo();
78   #pragma omp target parallel for simd if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
79   for (i = 0; i < argc; ++i) foo();
80   #pragma omp target parallel for simd if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for simd' are ignored}}
81   for (i = 0; i < argc; ++i) foo();
82   #pragma omp target parallel for simd if (argc > 0 ? argv[1] : argv[2])
83   for (i = 0; i < argc; ++i) foo();
84   #pragma omp target parallel for simd if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp target parallel for simd' cannot contain more than one 'if' clause}}
85   for (i = 0; i < argc; ++i) foo();
86   #pragma omp target parallel for simd if (S1) // expected-error {{'S1' does not refer to a value}}
87   for (i = 0; i < argc; ++i) foo();
88   #pragma omp target parallel for simd if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
89   for (i = 0; i < argc; ++i) foo();
90   #pragma omp target parallel for simd if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}
91   for (i = 0; i < argc; ++i) foo();
92   #pragma omp target parallel for simd if (1 0) // expected-error {{expected ')'}} expected-note {{to match this '('}}
93   for (i = 0; i < argc; ++i) foo();
94   #pragma omp target parallel for simd if(if(tmain(argc, argv) // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
95   for (i = 0; i < argc; ++i) foo();
96   #pragma omp target parallel for simd if(target : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
97   for (i = 0; i < argc; ++i) foo();
98   #pragma omp target parallel for simd if(parallel : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
99   for (i = 0; i < argc; ++i) foo();
100   #pragma omp target parallel for simd if(parallel : k)
101   for (i = 0; i < argc; ++i) foo();
102   #pragma omp target parallel for simd if(target : argc) if (for:argc) // expected-error {{directive name modifier 'for' is not allowed for '#pragma omp target parallel for simd'}}
103   for (i = 0; i < argc; ++i) foo();
104   #pragma omp target parallel for simd if(target : argc) if (target :argc) // expected-error {{directive '#pragma omp target parallel for simd' cannot contain more than one 'if' clause with 'target' name modifier}}
105   for (i = 0; i < argc; ++i) foo();
106   #pragma omp target parallel for simd if(parallel : argc) if (parallel :argc) // expected-error {{directive '#pragma omp target parallel for simd' cannot contain more than one 'if' clause with 'parallel' name modifier}}
107   for (i = 0; i < argc; ++i) foo();
108   #pragma omp target parallel for simd if(target : argc) if (argc) // expected-error {{expected  'parallel' directive name modifier}} expected-note {{previous clause with directive name modifier specified here}}
109   for (i = 0; i < argc; ++i) foo();
110   #pragma omp target parallel for simd if(target : argc) if(parallel : argc) if (argc) // expected-error {{no more 'if' clause is allowed}} expected-note {{previous clause with directive name modifier specified here}} expected-note {{previous clause with directive name modifier specified here}}
111   for (i = 0; i < argc; ++i) foo();
112 
113   return tmain(argc, argv);
114 }
115