155 lines · cpp
1// RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized2 3// RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized4 5#pragma omp requires dynamic_allocators6typedef void **omp_allocator_handle_t;7extern const omp_allocator_handle_t omp_null_allocator;8extern const omp_allocator_handle_t omp_default_mem_alloc;9extern const omp_allocator_handle_t omp_large_cap_mem_alloc;10extern const omp_allocator_handle_t omp_const_mem_alloc;11extern const omp_allocator_handle_t omp_high_bw_mem_alloc;12extern const omp_allocator_handle_t omp_low_lat_mem_alloc;13extern const omp_allocator_handle_t omp_cgroup_mem_alloc;14extern const omp_allocator_handle_t omp_pteam_mem_alloc;15extern const omp_allocator_handle_t omp_thread_mem_alloc;16 17void foo() {18}19 20bool foobool(int argc) {21 return argc;22}23 24void xxx(int argc) {25 int fp; // expected-note {{initialize the variable 'fp' to silence this warning}}26#pragma omp target teams distribute firstprivate(fp) // expected-warning {{variable 'fp' is uninitialized when used here}}27 for (int i = 0; i < 10; ++i)28 ;29}30 31struct S1; // expected-note {{declared here}} expected-note{{forward declaration of 'S1'}}32extern S1 a;33class S2 {34 mutable int a;35 36public:37 S2() : a(0) {}38 S2(const S2 &s2) : a(s2.a) {}39 static float S2s;40 static const float S2sc;41};42const float S2::S2sc = 0;43const S2 b;44const S2 ba[5];45class S3 {46 int a;47 S3 &operator=(const S3 &s3);48 49public:50 S3() : a(0) {} // expected-note 2 {{candidate constructor not viable: requires 0 arguments, but 1 was provided}}51 S3(S3 &s3) : a(s3.a) {} // expected-note 2 {{candidate constructor not viable: 1st argument ('const S3') would lose const qualifier}}52};53const S3 c;54const S3 ca[5];55extern const int f;56class S4 {57 int a;58 S4();59 S4(const S4 &s4);60public:61 S4(int v):a(v) { }62};63class S5 {64 int a;65 S5():a(0) {}66 S5(const S5 &s5):a(s5.a) { }67public:68 S5(int v):a(v) { }69};70class S6 {71 int a;72public:73 S6() : a(0) { }74};75 76S3 h;77#pragma omp threadprivate(h) // expected-note {{defined as threadprivate or thread local}}78 79int main(int argc, char **argv) {80 const int d = 5;81 const int da[5] = { 0 };82 S4 e(4);83 S5 g(5);84 S6 p;85 int i, z;86 int &j = i;87 88#pragma omp target teams distribute firstprivate // expected-error {{expected '(' after 'firstprivate'}}89 for (i = 0; i < argc; ++i) foo();90 91#pragma omp target teams distribute firstprivate ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}92 for (i = 0; i < argc; ++i) foo();93 94#pragma omp target teams distribute firstprivate () // expected-error {{expected expression}}95 for (i = 0; i < argc; ++i) foo();96 97#pragma omp target teams distribute firstprivate (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}98 for (i = 0; i < argc; ++i) foo();99 100#pragma omp target teams distribute firstprivate (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}101 for (i = 0; i < argc; ++i) foo();102 103#pragma omp target teams distribute firstprivate (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}104 for (i = 0; i < argc; ++i) foo();105 106#pragma omp target teams distribute 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 '('}}107 for (i = 0; i < argc; ++i) foo();108 109#pragma omp target teams distribute firstprivate (S1) // expected-error {{'S1' does not refer to a value}}110 for (i = 0; i < argc; ++i) foo();111 112#pragma omp target teams distribute firstprivate (a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}} expected-error {{no matching constructor for initialization of 'S3'}}113 for (i = 0; i < argc; ++i) foo();114 115#pragma omp target teams distribute firstprivate (argv[1]) // expected-error {{expected variable name}}116 for (i = 0; i < argc; ++i) foo();117 118#pragma omp target teams distribute firstprivate(ba) allocate(omp_thread_mem_alloc: ba) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'target teams distribute' directive}}119 for (i = 0; i < argc; ++i) foo();120 121#pragma omp target122#pragma omp teams distribute firstprivate(ca) // expected-error {{no matching constructor for initialization of 'S3'}} expected-warning {{type 'const S3[5]' is not trivially copyable and not guaranteed to be mapped correctly}}123 for (i = 0; i < argc; ++i) foo();124 125#pragma omp target teams distribute firstprivate(da, z)126 for (i = 0; i < argc; ++i) foo();127 128#pragma omp target teams distribute firstprivate(S2::S2s)129 for (i = 0; i < argc; ++i) foo();130 131#pragma omp target teams distribute firstprivate(S2::S2sc)132 for (i = 0; i < argc; ++i) foo();133 134#pragma omp target teams distribute firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}135 for (i = 0; i < argc; ++i) foo();136 137#pragma omp target teams distribute private(i), firstprivate(i) // expected-error {{private variable cannot be firstprivate}} expected-note{{defined as private}}138 for (i = 0; i < argc; ++i) foo();139 140#pragma omp target teams distribute firstprivate(i)141 for (j = 0; j < argc; ++j) foo();142 143#pragma omp target teams distribute firstprivate(i) // expected-note {{defined as firstprivate}}144 for (i = 0; i < argc; ++i) foo(); // expected-error {{loop iteration variable in the associated loop of 'omp target teams distribute' directive may not be firstprivate, predetermined as private}}145 146#pragma omp target teams distribute firstprivate(j)147 for (i = 0; i < argc; ++i) foo();148 149// expected-error@+1 {{lastprivate variable cannot be firstprivate}} expected-note@+1 {{defined as lastprivate}}150#pragma omp target teams distribute lastprivate(argc), firstprivate(argc)151 for (i = 0; i < argc; ++i) foo();152 153 return 0;154}155