282 lines · cpp
1// RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized2 3// RUN: %clang_cc1 -verify -fopenmp-simd %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; // expected-note {{initialize the variable 'fp' to silence this warning}}25#pragma omp target simd firstprivate(fp) // expected-warning {{variable 'fp' is uninitialized when used here}}26 for (int i = 0; i < 10; ++i)27 ;28}29 30struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}31extern S1 a;32class S2 {33 mutable int a;34 35public:36 S2() : a(0) {}37 S2(const S2 &s2) : a(s2.a) {}38 static float S2s;39 static const float S2sc;40};41const float S2::S2sc = 0;42const S2 b;43const S2 ba[5];44class S3 {45 int a;46 S3 &operator=(const S3 &s3);47 48public:49 S3() : a(0) {}50 S3(const S3 &s3) : a(s3.a) {}51};52const S3 c;53const S3 ca[5];54extern const int f;55class S4 {56 int a;57 S4();58 S4(const S4 &s4); // expected-note 2 {{implicitly declared private here}}59 60public:61 S4(int v) : a(v) {}62};63class S5 {64 int a;65 S5(const S5 &s5) : a(s5.a) {} // expected-note 4 {{implicitly declared private here}}66 67public:68 S5() : a(0) {}69 S5(int v) : a(v) {}70};71class S6 {72 int a;73 S6() : a(0) {}74 75public:76 S6(const S6 &s6) : a(s6.a) {}77 S6(int v) : a(v) {}78};79 80S3 h;81#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}82 83template <class I, class C>84int foomain(int argc, char **argv) {85 I e(4);86 C g(5);87 int i, z;88 int &j = i;89#pragma omp target simd firstprivate // expected-error {{expected '(' after 'firstprivate'}}90 for (int k = 0; k < argc; ++k)91 ++k;92#pragma omp target simd firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}93 for (int k = 0; k < argc; ++k)94 ++k;95#pragma omp target simd firstprivate() // expected-error {{expected expression}}96 for (int k = 0; k < argc; ++k)97 ++k;98#pragma omp target simd firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}99 for (int k = 0; k < argc; ++k)100 ++k;101#pragma omp target simd firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}102 for (int k = 0; k < argc; ++k)103 ++k;104#pragma omp target simd firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}105 for (int k = 0; k < argc; ++k)106 ++k;107#pragma omp target simd 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 '('}}108 for (int k = 0; k < argc; ++k)109 ++k;110#pragma omp target simd firstprivate(S1) // expected-error {{'S1' does not refer to a value}}111 for (int k = 0; k < argc; ++k)112 ++k;113#pragma omp target simd firstprivate(a, b, z) // expected-error {{firstprivate variable with incomplete type 'S1'}}114 for (int k = 0; k < argc; ++k)115 ++k;116#pragma omp target simd firstprivate(argv[1]) // expected-error {{expected variable name}}117 for (int k = 0; k < argc; ++k)118 ++k;119#pragma omp target simd firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}120 for (int k = 0; k < argc; ++k)121 ++k;122#pragma omp target simd firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}123 for (int k = 0; k < argc; ++k)124 ++k;125#pragma omp parallel126 {127 int v = 0;128 int i;129#pragma omp target simd allocate(omp_thread_mem_alloc: i) firstprivate(i) uses_allocators(omp_thread_mem_alloc) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'target simd' directive}}130 for (int k = 0; k < argc; ++k) {131 i = k;132 v += i;133 }134 }135#pragma omp parallel shared(i)136#pragma omp parallel private(i)137#pragma omp target simd firstprivate(j)138 for (int k = 0; k < argc; ++k)139 ++k;140#pragma omp target simd firstprivate(i)141 for (int k = 0; k < argc; ++k)142 ++k;143#pragma omp target simd lastprivate(g) firstprivate(g) // expected-error {{calling a private constructor of class 'S5'}}144 for (i = 0; i < argc; ++i)145 foo();146#pragma omp parallel private(i)147#pragma omp target simd firstprivate(i) // expected-note 2 {{defined as firstprivate}}148 for (i = 0; i < argc; ++i) // expected-error 2 {{loop iteration variable in the associated loop of 'omp target simd' directive may not be firstprivate, predetermined as linear}}149 foo();150#pragma omp parallel reduction(+ : i)151#pragma omp target simd firstprivate(i) // expected-note 2 {{defined as firstprivate}}152 for (i = 0; i < argc; ++i) // expected-error 2 {{loop iteration variable in the associated loop of 'omp target simd' directive may not be firstprivate, predetermined as linear}}153 foo();154 return 0;155}156 157namespace A {158double x;159#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}160}161namespace B {162using A::x;163}164 165int main(int argc, char **argv) {166 const int d = 5;167 const int da[5] = {0};168 S4 e(4);169 S5 g(5);170 S3 m;171 S6 n(2);172 int i, z;173 int &j = i;174#pragma omp target simd firstprivate // expected-error {{expected '(' after 'firstprivate'}}175 for (i = 0; i < argc; ++i)176 foo();177#pragma omp target simd firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}178 for (i = 0; i < argc; ++i)179 foo();180#pragma omp target simd firstprivate() // expected-error {{expected expression}}181 for (i = 0; i < argc; ++i)182 foo();183#pragma omp target simd firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}184 for (i = 0; i < argc; ++i)185 foo();186#pragma omp target simd firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}187 for (i = 0; i < argc; ++i)188 foo();189#pragma omp target simd firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}190 for (i = 0; i < argc; ++i)191 foo();192#pragma omp target simd firstprivate(argc, z)193 for (i = 0; i < argc; ++i)194 foo();195#pragma omp target simd firstprivate(S1) // expected-error {{'S1' does not refer to a value}}196 for (i = 0; i < argc; ++i)197 foo();198#pragma omp target simd firstprivate(a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}}199 for (i = 0; i < argc; ++i)200 foo();201#pragma omp target simd firstprivate(argv[1]) // expected-error {{expected variable name}}202 for (i = 0; i < argc; ++i)203 foo();204#pragma omp target simd firstprivate(2 * 2) // expected-error {{expected variable name}}205 for (i = 0; i < argc; ++i)206 foo();207#pragma omp target simd firstprivate(ba) // OK208 for (i = 0; i < argc; ++i)209 foo();210#pragma omp target simd firstprivate(ca) // OK211 for (i = 0; i < argc; ++i)212 foo();213#pragma omp target simd firstprivate(da) // OK214 for (i = 0; i < argc; ++i)215 foo();216 int xa;217#pragma omp target simd firstprivate(xa) // OK218 for (i = 0; i < argc; ++i)219 foo();220#pragma omp target simd firstprivate(S2::S2s) // OK221 for (i = 0; i < argc; ++i)222 foo();223#pragma omp target simd firstprivate(S2::S2sc) // OK224 for (i = 0; i < argc; ++i)225 foo();226#pragma omp target simd safelen(5) // OK227 for (i = 0; i < argc; ++i)228 foo();229#pragma omp target simd firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}230 for (i = 0; i < argc; ++i)231 foo();232#pragma omp target simd firstprivate(m) // OK233 for (i = 0; i < argc; ++i)234 foo();235#pragma omp target simd firstprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be firstprivate}}236 for (i = 0; i < argc; ++i)237 foo();238#pragma omp target simd private(xa), firstprivate(xa) // expected-error {{private variable cannot be firstprivate}} expected-note {{defined as private}}239 for (i = 0; i < argc; ++i)240 foo();241#pragma omp target simd firstprivate(i) // expected-note {{defined as firstprivate}}242 for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp target simd' directive may not be firstprivate, predetermined as linear}}243 foo();244#pragma omp parallel shared(xa)245#pragma omp target simd firstprivate(xa) // OK: may be firstprivate246 for (i = 0; i < argc; ++i)247 foo();248#pragma omp target simd firstprivate(j)249 for (i = 0; i < argc; ++i)250 foo();251#pragma omp target simd lastprivate(g) firstprivate(g) // expected-error {{calling a private constructor of class 'S5'}}252 for (i = 0; i < argc; ++i)253 foo();254#pragma omp target simd lastprivate(n) firstprivate(n) // OK255 for (i = 0; i < argc; ++i)256 foo();257#pragma omp parallel258 {259 int v = 0;260 int i;261#pragma omp target simd firstprivate(i)262 for (int k = 0; k < argc; ++k) {263 i = k;264 v += i;265 }266 }267#pragma omp parallel private(i)268#pragma omp target simd firstprivate(i) // expected-note {{defined as firstprivate}}269 for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp target simd' directive may not be firstprivate, predetermined as linear}}270 foo();271#pragma omp parallel reduction(+ : i)272#pragma omp target simd firstprivate(i) // expected-note {{defined as firstprivate}}273 for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp target simd' directive may not be firstprivate, predetermined as linear}}274 foo();275 static int si;276#pragma omp target simd firstprivate(si) // OK277 for (i = 0; i < argc; ++i)278 si = i + 1;279 280 return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}281}282