1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s -Wuninitialized
2
3 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s -Wuninitialized
4
5 #pragma omp requires dynamic_allocators
6
7 typedef void **omp_allocator_handle_t;
8 extern const omp_allocator_handle_t omp_null_allocator;
9 extern const omp_allocator_handle_t omp_default_mem_alloc;
10 extern const omp_allocator_handle_t omp_large_cap_mem_alloc;
11 extern const omp_allocator_handle_t omp_const_mem_alloc;
12 extern const omp_allocator_handle_t omp_high_bw_mem_alloc;
13 extern const omp_allocator_handle_t omp_low_lat_mem_alloc;
14 extern const omp_allocator_handle_t omp_cgroup_mem_alloc;
15 extern const omp_allocator_handle_t omp_pteam_mem_alloc;
16 extern const omp_allocator_handle_t omp_thread_mem_alloc;
17
foo()18 void foo() {
19 }
20
foobool(int argc)21 bool foobool(int argc) {
22 return argc;
23 }
24
xxx(int argc)25 void xxx(int argc) {
26 int fp; // expected-note {{initialize the variable 'fp' to silence this warning}}
27 #pragma omp target parallel firstprivate(fp) // expected-warning {{variable 'fp' is uninitialized when used here}}
28 for (int i = 0; i < 10; ++i)
29 ;
30 }
31
32 struct S1; // expected-note {{declared here}} expected-note{{forward declaration of 'S1'}}
33 extern S1 a;
34 class S2 {
35 mutable int a;
36 public:
S2()37 S2():a(0) { }
S2(const S2 & s2)38 S2(const S2 &s2):a(s2.a) { }
39 static float S2s;
40 static const float S2sc;
41 };
42 const float S2::S2sc = 0;
43 const S2 b;
44 const S2 ba[5];
45 class S3 {
46 int a;
47 public:
S3()48 S3():a(0) { }
S3(const S3 & s3)49 S3(const S3 &s3):a(s3.a) { }
50 };
51 const S3 c;
52 const S3 ca[5];
53 extern const int f;
54 class S4 {
55 int a;
56 S4();
57 S4(const S4 &s4); // expected-note {{implicitly declared private here}}
58 public:
S4(int v)59 S4(int v):a(v) { }
60 };
61 class S5 {
62 int a;
S5()63 S5():a(0) {}
S5(const S5 & s5)64 S5(const S5 &s5):a(s5.a) { } // expected-note {{implicitly declared private here}}
65 public:
S5(int v)66 S5(int v):a(v) { }
67 };
68
69 S3 h;
70 #pragma omp threadprivate(h) // expected-note {{defined as threadprivate or thread local}}
71
72 namespace A {
73 double x;
74 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
75 }
76 namespace B {
77 using A::x;
78 }
79
main(int argc,char ** argv)80 int main(int argc, char **argv) {
81 const int d = 5;
82 const int da[5] = { 0 };
83 S4 e(4);
84 S5 g(5);
85 int i, z;
86 int &j = i;
87 static int m;
88 #pragma omp target parallel firstprivate // expected-error {{expected '(' after 'firstprivate'}}
89 foo();
90 #pragma omp target parallel firstprivate ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
91 foo();
92 #pragma omp target parallel firstprivate () // expected-error {{expected expression}}
93 foo();
94 #pragma omp target parallel firstprivate (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
95 foo();
96 #pragma omp target parallel firstprivate (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
97 foo();
98 #pragma omp target parallel firstprivate (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
99 foo();
100 #pragma omp target parallel firstprivate (argc) allocate , allocate(, allocate(omp_default , allocate(omp_default_mem_alloc, allocate(omp_default_mem_alloc:, allocate(omp_default_mem_alloc: argc, allocate(omp_default_mem_alloc: argv), allocate(argv) // expected-error {{expected '(' after 'allocate'}} expected-error 2 {{expected expression}} expected-error 2 {{expected ')'}} expected-error {{use of undeclared identifier 'omp_default'}} expected-note 2 {{to match this '('}}
101 foo();
102 #pragma omp target parallel firstprivate (S1) // expected-error {{'S1' does not refer to a value}}
103 foo();
104 #pragma omp target parallel firstprivate (a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}}
105 foo();
106 #pragma omp target parallel firstprivate (argv[1]) // expected-error {{expected variable name}}
107 foo();
108 #pragma omp target parallel firstprivate(ba) allocate(omp_thread_mem_alloc: ba) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'target parallel' directive}}
109 foo();
110 #pragma omp target parallel firstprivate(ca, z)
111 foo();
112 #pragma omp target parallel firstprivate(da)
113 foo();
114 #pragma omp target parallel firstprivate(S2::S2s)
115 foo();
116 #pragma omp target parallel firstprivate(S2::S2sc)
117 foo();
118 #pragma omp target parallel firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
119 foo();
120 #pragma omp target parallel firstprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be firstprivate}}
121 foo();
122 #pragma omp target parallel private(i), firstprivate(i) // expected-error {{private variable cannot be firstprivate}} expected-note{{defined as private}}
123 foo();
124 #pragma omp target parallel shared(i)
125 foo();
126 #pragma omp target parallel firstprivate(i)
127 foo();
128 #pragma omp target parallel firstprivate(j)
129 foo();
130 #pragma omp target parallel firstprivate(m)
131 foo();
132
133 return 0;
134 }
135