338 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 masked taskloop 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) {} // expected-note 2 {{candidate constructor not viable: requires 0 arguments, but 1 was provided}}50 S3(S3 &s3) : a(s3.a) {} // expected-note 2 {{candidate constructor not viable: 1st argument ('const S3') would lose const qualifier}}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 parallel90#pragma omp masked taskloop simd firstprivate // expected-error {{expected '(' after 'firstprivate'}}91 for (int k = 0; k < argc; ++k)92 ++k;93#pragma omp parallel94#pragma omp masked taskloop simd firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}95 for (int k = 0; k < argc; ++k)96 ++k;97#pragma omp parallel98#pragma omp masked taskloop simd firstprivate() // expected-error {{expected expression}}99 for (int k = 0; k < argc; ++k)100 ++k;101#pragma omp parallel102#pragma omp masked taskloop simd firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}103 for (int k = 0; k < argc; ++k)104 ++k;105#pragma omp parallel106#pragma omp masked taskloop simd firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}107 for (int k = 0; k < argc; ++k)108 ++k;109#pragma omp parallel110#pragma omp masked taskloop simd firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}111 for (int k = 0; k < argc; ++k)112 ++k;113#pragma omp parallel114#pragma omp masked taskloop 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 '('}}115 for (int k = 0; k < argc; ++k)116 ++k;117#pragma omp parallel118#pragma omp masked taskloop simd firstprivate(S1) // expected-error {{'S1' does not refer to a value}}119 for (int k = 0; k < argc; ++k)120 ++k;121#pragma omp parallel122#pragma omp masked taskloop simd firstprivate(a, b) // expected-error {{firstprivate variable with incomplete type 'S1'}}123 for (int k = 0; k < argc; ++k)124 ++k;125#pragma omp parallel126#pragma omp masked taskloop simd firstprivate(z, argv[1]) // expected-error {{expected variable name}}127 for (int k = 0; k < argc; ++k)128 ++k;129#pragma omp parallel130#pragma omp masked taskloop simd firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}131 for (int k = 0; k < argc; ++k)132 ++k;133#pragma omp parallel134#pragma omp masked taskloop simd firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}135 for (int k = 0; k < argc; ++k)136 ++k;137#pragma omp parallel138 {139 int v = 0;140 int i;141#pragma omp masked taskloop simd allocate(omp_thread_mem_alloc: i) firstprivate(i) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'masked taskloop simd' directive}}142 for (int k = 0; k < argc; ++k) {143 i = k;144 v += i;145 }146 }147#pragma omp parallel shared(i)148#pragma omp parallel private(i)149#pragma omp masked taskloop simd firstprivate(j)150 for (int k = 0; k < argc; ++k)151 ++k;152#pragma omp parallel153#pragma omp masked taskloop simd firstprivate(i)154 for (int k = 0; k < argc; ++k)155 ++k;156#pragma omp parallel157#pragma omp masked taskloop simd lastprivate(g) firstprivate(g) // expected-error {{calling a private constructor of class 'S5'}}158 for (i = 0; i < argc; ++i)159 foo();160#pragma omp parallel private(i)161#pragma omp masked taskloop simd firstprivate(i) // expected-note 2 {{defined as firstprivate}}162 for (i = 0; i < argc; ++i) // expected-error 2 {{loop iteration variable in the associated loop of 'omp masked taskloop simd' directive may not be firstprivate, predetermined as linear}}163 foo();164#pragma omp parallel reduction(+ : i) // expected-note {{defined as reduction}}165#pragma omp masked taskloop simd firstprivate(i) // expected-note {{defined as firstprivate}} expected-error {{argument of a reduction clause of a parallel construct must not appear in a firstprivate clause on a task construct}}166 for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp masked taskloop simd' directive may not be firstprivate, predetermined as linear}}167 foo();168 return 0;169}170 171void bar(S4 a[2]) {172#pragma omp parallel173#pragma omp masked taskloop simd firstprivate(a)174 for (int i = 0; i < 2; ++i)175 foo();176}177 178namespace A {179double x;180#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}181}182namespace B {183using A::x;184}185 186int main(int argc, char **argv) {187 const int d = 5;188 const int da[5] = {0};189 S4 e(4);190 S5 g(5);191 S3 m;192 S6 n(2);193 int i, z;194 int &j = i;195 int tid = 0;196#pragma omp parallel197#pragma omp masked taskloop simd firstprivate filter(tid) // expected-error {{expected '(' after 'firstprivate'}}198 for (i = 0; i < argc; ++i)199 foo();200#pragma omp parallel201#pragma omp masked taskloop simd firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}202 for (i = 0; i < argc; ++i)203 foo();204#pragma omp parallel205#pragma omp masked taskloop simd firstprivate() // expected-error {{expected expression}}206 for (i = 0; i < argc; ++i)207 foo();208#pragma omp parallel209#pragma omp masked taskloop simd firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}210 for (i = 0; i < argc; ++i)211 foo();212#pragma omp parallel213#pragma omp masked taskloop simd firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}214 for (i = 0; i < argc; ++i)215 foo();216#pragma omp parallel217#pragma omp masked taskloop simd firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}218 for (i = 0; i < argc; ++i)219 foo();220#pragma omp parallel221#pragma omp masked taskloop simd firstprivate(argc, z)222 for (i = 0; i < argc; ++i)223 foo();224#pragma omp parallel225#pragma omp masked taskloop simd firstprivate(S1) // expected-error {{'S1' does not refer to a value}}226 for (i = 0; i < argc; ++i)227 foo();228#pragma omp parallel229#pragma omp masked taskloop simd firstprivate(a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}} expected-error {{no matching constructor for initialization of 'S3'}}230 for (i = 0; i < argc; ++i)231 foo();232#pragma omp parallel233#pragma omp masked taskloop simd firstprivate(argv[1]) // expected-error {{expected variable name}}234 for (i = 0; i < argc; ++i)235 foo();236#pragma omp parallel237#pragma omp masked taskloop simd firstprivate(2 * 2) // expected-error {{expected variable name}}238 for (i = 0; i < argc; ++i)239 foo();240#pragma omp parallel241#pragma omp masked taskloop simd firstprivate(ba) // OK242 for (i = 0; i < argc; ++i)243 foo();244#pragma omp parallel245#pragma omp masked taskloop simd firstprivate(ca) // expected-error {{no matching constructor for initialization of 'S3'}}246 for (i = 0; i < argc; ++i)247 foo();248#pragma omp parallel249#pragma omp masked taskloop simd firstprivate(da) // OK250 for (i = 0; i < argc; ++i)251 foo();252 int xa;253#pragma omp parallel254#pragma omp masked taskloop simd firstprivate(xa) // OK255 for (i = 0; i < argc; ++i)256 foo();257#pragma omp parallel258#pragma omp masked taskloop simd firstprivate(S2::S2s) // OK259 for (i = 0; i < argc; ++i)260 foo();261#pragma omp parallel262#pragma omp masked taskloop simd firstprivate(S2::S2sc) // OK263 for (i = 0; i < argc; ++i)264 foo();265#pragma omp parallel266#pragma omp masked taskloop simd safelen(5)267 for (i = 0; i < argc; ++i)268 foo();269#pragma omp parallel270#pragma omp masked taskloop simd firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}271 for (i = 0; i < argc; ++i)272 foo();273#pragma omp parallel274#pragma omp masked taskloop simd firstprivate(m) // OK275 for (i = 0; i < argc; ++i)276 foo();277#pragma omp parallel278#pragma omp masked taskloop simd firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}279 for (i = 0; i < argc; ++i)280 foo();281#pragma omp parallel282#pragma omp masked taskloop simd private(xa), firstprivate(xa) // expected-error {{private variable cannot be firstprivate}} expected-note {{defined as private}}283 for (i = 0; i < argc; ++i)284 foo();285#pragma omp parallel286#pragma omp masked taskloop simd firstprivate(i) // expected-note {{defined as firstprivate}}287 for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp masked taskloop simd' directive may not be firstprivate, predetermined as linear}}288 foo();289#pragma omp parallel shared(xa)290#pragma omp masked taskloop simd firstprivate(xa) // OK: may be firstprivate291 for (i = 0; i < argc; ++i)292 foo();293#pragma omp parallel294#pragma omp masked taskloop simd firstprivate(j)295 for (i = 0; i < argc; ++i)296 foo();297#pragma omp parallel298#pragma omp masked taskloop simd lastprivate(g) firstprivate(g) // expected-error {{calling a private constructor of class 'S5'}}299 for (i = 0; i < argc; ++i)300 foo();301#pragma omp parallel302#pragma omp masked taskloop simd lastprivate(n) firstprivate(n) // OK303 for (i = 0; i < argc; ++i)304 foo();305#pragma omp parallel306 {307 int v = 0;308 int i;309#pragma omp masked taskloop simd firstprivate(i)310 for (int k = 0; k < argc; ++k) {311 i = k;312 v += i;313 }314 }315#pragma omp parallel private(i)316#pragma omp masked taskloop simd firstprivate(i) // expected-note {{defined as firstprivate}}317 for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp masked taskloop simd' directive may not be firstprivate, predetermined as linear}}318 foo();319#pragma omp parallel reduction(+ : i) // expected-note {{defined as reduction}}320#pragma omp masked taskloop simd firstprivate(i) // expected-error {{argument of a reduction clause of a parallel construct must not appear in a firstprivate clause on a task construct}}321 for (i = 0; i < argc; ++i)322 foo();323#pragma omp masked taskloop simd firstprivate(i) //expected-note {{defined as firstprivate}}324 for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp masked taskloop simd' directive may not be firstprivate, predetermined as linear}}325 foo();326#pragma omp parallel327#pragma omp masked taskloop simd firstprivate(B::x) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}328 for (i = 0; i < argc; ++i)329 foo();330 static int si;331#pragma omp masked taskloop simd firstprivate(si) // OK332 for (i = 0; i < argc; ++i)333 si = i + 1;334 335 return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}336}337 338