133 lines · cpp
1// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s -Wuninitialized2 3// RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s -Wuninitialized4 5typedef void **omp_allocator_handle_t;6extern const omp_allocator_handle_t omp_null_allocator;7extern const omp_allocator_handle_t omp_default_mem_alloc;8extern const omp_allocator_handle_t omp_large_cap_mem_alloc;9extern const omp_allocator_handle_t omp_const_mem_alloc;10extern const omp_allocator_handle_t omp_high_bw_mem_alloc;11extern const omp_allocator_handle_t omp_low_lat_mem_alloc;12extern const omp_allocator_handle_t omp_cgroup_mem_alloc;13extern const omp_allocator_handle_t omp_pteam_mem_alloc;14extern const omp_allocator_handle_t omp_thread_mem_alloc;15 16void foo() {17}18 19bool foobool(int argc) {20 return argc;21}22 23void xxx(int argc) {24 int fp, fp1; // expected-note {{initialize the variable 'fp' to silence this warning}} expected-note {{initialize the variable 'fp1' to silence this warning}}25#pragma omp task firstprivate(fp) // expected-warning {{variable 'fp' is uninitialized when used here}}26 for (int i = 0; i < 10; ++i)27 ++fp1; // expected-warning {{variable 'fp1' is uninitialized when used here}}28}29 30template <typename T>31struct S {32 T b;33 S(T a, T c) {34#pragma omp task default(none) firstprivate(a, b) // expected-note {{explicit data sharing attribute requested here}}35 a = b = c; // expected-error {{variable 'c' must have explicitly specified data sharing attributes}}36 }37};38 39S<int> s(3, 4); // expected-note {{in instantiation of member function 'S<int>::S' requested here}}40 41struct S1; // expected-note {{declared here}} expected-note{{forward declaration of 'S1'}}42extern S1 a;43class S2 {44 mutable int a;45 46public:47 S2() : a(0) {}48 S2(const S2 &s2) : a(s2.a) {}49 static float S2s;50 static const float S2sc;51};52const float S2::S2sc = 0;53const S2 b;54const S2 ba[5];55class S3 {56 int a;57 58public:59 S3() : a(0) {}60 S3(const S3 &s3) : a(s3.a) {}61};62const S3 c;63const S3 ca[5];64extern const int f;65class S4 {66 int a;67 S4();68 S4(const S4 &s4); // expected-note 16 {{implicitly declared private here}}69 70public:71 S4(int v) : a(v) {}72};73class S5 {74 int a;75 S5() : a(0) {}76 S5(const S5 &s5) : a(s5.a) {} // expected-note 16 {{implicitly declared private here}}77 78public:79 S5(int v) : a(v) {}80};81 82S3 h;83#pragma omp threadprivate(h) // expected-note {{defined as threadprivate or thread local}}84 85void bar(int n, int b[n]) {86#pragma omp task firstprivate(b)87 foo();88}89 90namespace A {91double x;92#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}93}94namespace B {95using A::x;96}97 98int main(int argc, char **argv) {99 const int d = 5;100 const int da[5] = {0};101 S4 e(4);102 S5 g(5);103 int i, z;104 int &j = i;105 static int m;106#pragma omp task firstprivate // expected-error {{expected '(' after 'firstprivate'}}107#pragma omp task firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}108#pragma omp task firstprivate() // expected-error {{expected expression}}109#pragma omp task firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}110#pragma omp task firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}111#pragma omp task firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}112#pragma omp task 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 '('}}113#pragma omp task firstprivate(S1) // expected-error {{'S1' does not refer to a value}}114#pragma omp task firstprivate(a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}}115#pragma omp task firstprivate(argv[1]) // expected-error {{expected variable name}}116#pragma omp task allocate(omp_thread_mem_alloc: ba) firstprivate(ba) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'task' directive}}117#pragma omp task firstprivate(ca,z )118#pragma omp task firstprivate(da)119#pragma omp task firstprivate(S2::S2s)120#pragma omp task firstprivate(S2::S2sc)121#pragma omp task firstprivate(e, g) // expected-error 16 {{calling a private constructor of class 'S4'}} expected-error 16 {{calling a private constructor of class 'S5'}}122#pragma omp task firstprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be firstprivate}}123#pragma omp task private(i), firstprivate(i) // expected-error {{private variable cannot be firstprivate}} expected-note{{defined as private}}124 foo();125#pragma omp task shared(i)126#pragma omp task firstprivate(i)127#pragma omp task firstprivate(j)128#pragma omp task firstprivate(m) // OK129 foo();130 131 return 0;132}133