299 lines · cpp
1// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 -ferror-limit 150 -o - %s -Wuninitialized2// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized3// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized4// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp -ferror-limit 150 -o - %s -Wuninitialized5// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized6// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized7// RUN: %clang_cc1 -verify=expected,omp52 -fopenmp -fopenmp-version=52 -ferror-limit 150 -o - %s -Wuninitialized8// RUN: %clang_cc1 -verify=expected,omp52 -fopenmp -fopenmp-version=52 -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized9// RUN: %clang_cc1 -verify=expected,omp52 -fopenmp -fopenmp-version=52 -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized10// RUN: %clang_cc1 -verify=expected,omp60 -fopenmp -fopenmp-version=60 -ferror-limit 150 -o - %s -Wuninitialized11// RUN: %clang_cc1 -verify=expected,omp60 -fopenmp -fopenmp-version=60 -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized12// RUN: %clang_cc1 -verify=expected,omp60 -fopenmp -fopenmp-version=60 -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized13 14// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 -ferror-limit 150 -o - %s -Wuninitialized15// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized16// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized17// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd -ferror-limit 150 -o - %s -Wuninitialized18// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized19// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized20// RUN: %clang_cc1 -verify=expected,omp52 -fopenmp-simd -fopenmp-version=52 -ferror-limit 150 -o - %s -Wuninitialized21// RUN: %clang_cc1 -verify=expected,omp52 -fopenmp-simd -fopenmp-version=52 -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized22// RUN: %clang_cc1 -verify=expected,omp52 -fopenmp-simd -fopenmp-version=52 -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized23// RUN: %clang_cc1 -verify=expected,omp60 -fopenmp-simd -fopenmp-version=60 -ferror-limit 150 -o - %s -Wuninitialized24// RUN: %clang_cc1 -verify=expected,omp60 -fopenmp-simd -fopenmp-version=60 -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized25// RUN: %clang_cc1 -verify=expected,omp60 -fopenmp-simd -fopenmp-version=60 -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized26 27extern int omp_default_mem_alloc;28void xxx(int argc) {29 int fp; // expected-note {{initialize the variable 'fp' to silence this warning}}30#pragma omp parallel reduction(+:fp) // expected-warning {{variable 'fp' is uninitialized when used here}}31 for (int i = 0; i < 10; ++i)32 ;33}34 35void foo() {36}37 38bool foobool(int argc) {39 return argc;40}41 42void foobar(int &ref) {43#pragma omp parallel reduction(+:ref)44 foo();45}46 47struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}48extern S1 a;49class S2 {50 mutable int a;51 S2 &operator+(const S2 &arg) { return (*this); } // expected-note 3 {{implicitly declared private here}}52 53public:54 S2() : a(0) {}55 S2(S2 &s2) : a(s2.a) {}56 static float S2s; // expected-note 2 {{static data member is predetermined as shared}}57 static const float S2sc; // expected-note 2 {{'S2sc' declared here}}58};59const float S2::S2sc = 0;60S2 b; // expected-note 3 {{'b' defined here}}61const S2 ba[5]; // expected-note 2 {{'ba' defined here}}62class S3 {63 int a;64 65public:66 int b;67 S3() : a(0) {}68 S3(const S3 &s3) : a(s3.a) {}69 S3 operator+(const S3 &arg1) { return arg1; }70};71int operator+(const S3 &arg1, const S3 &arg2) { return 5; }72S3 c; // expected-note 3 {{'c' defined here}}73const S3 ca[5]; // expected-note 2 {{'ca' defined here}}74extern const int f; // expected-note 4 {{'f' declared here}}75class S4 {76 int a;77 S4(); // expected-note {{implicitly declared private here}}78 S4(const S4 &s4);79 S4 &operator+(const S4 &arg) { return (*this); }80 81public:82 S4(int v) : a(v) {}83};84S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }85class S5 {86 int a;87 S5() : a(0) {} // expected-note {{implicitly declared private here}}88 S5(const S5 &s5) : a(s5.a) {}89 S5 &operator+(const S5 &arg);90 91public:92 S5(int v) : a(v) {}93};94class S6 { // expected-note 3 {{candidate function (the implicit copy assignment operator) not viable: no known conversion from 'int' to 'const S6' for 1st argument}}95#if __cplusplus >= 201103L // C++11 or later96// expected-note@-2 3 {{candidate function (the implicit move assignment operator) not viable}}97#endif98 int a;99 100public:101 S6() : a(6) {}102 operator int() { return 6; }103} o;104 105S3 h, k;106#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}107int *gptr;108#pragma omp threadprivate(gptr) // expected-note {{defined as threadprivate or thread local}}109 110template <class T> // expected-note {{declared here}}111T tmain(T argc) {112 const T d = T(); // expected-note 4 {{'d' defined here}}113 const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}114 T qa[5] = {T()};115 T i, z;116 T &j = i; // expected-note 4 {{'j' defined here}}117 S3 &p = k; // expected-note 2 {{'p' defined here}}118 const T &r = da[(int)i]; // expected-note 2 {{'r' defined here}}119 T &q = qa[(int)i]; // expected-note 2 {{'q' defined here}}120 T fl;121#pragma omp parallel reduction // expected-error {{expected '(' after 'reduction'}}122 foo();123#pragma omp parallel reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}124 foo();125#pragma omp parallel reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}126 foo();127#pragma omp parallel reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}128 foo();129#pragma omp parallel reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}130 foo();131#pragma omp parallel reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}132 foo();133#pragma omp parallel reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}134 foo();135#pragma omp parallel reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}136 foo();137#pragma omp parallel reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}138 foo();139#pragma omp parallel reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}140 foo();141#pragma omp parallel reduction(foo : argc) //omp45-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} omp45-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}} omp50-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} omp50-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}} omp52-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} omp52-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}} omp60-error {{incorrect reduction identifier, expected one of '+', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} omp60-error {{incorrect reduction identifier, expected one of '+', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}}142 foo();143#pragma omp parallel reduction(&& : 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 '('}}144 foo();145#pragma omp parallel reduction(^ : T) // expected-error {{'T' does not refer to a value}}146 foo();147#pragma omp parallel reduction(+ : z, a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 3 {{const-qualified variable cannot be reduction}} expected-error 2 {{'operator+' is a private member of 'S2'}}148 foo();149#pragma omp parallel reduction(min : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 4 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 3 {{const-qualified variable cannot be reduction}}150 foo();151#pragma omp parallel reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}152 foo();153#pragma omp parallel reduction(+ : ba) // expected-error {{const-qualified variable cannot be reduction}}154 foo();155#pragma omp parallel reduction(* : ca) // expected-error {{const-qualified variable cannot be reduction}}156 foo();157#pragma omp parallel reduction(- : da) // expected-error 2 {{const-qualified variable cannot be reduction}} omp52-warning 3 {{minus(-) operator for reductions is deprecated; use + or user defined reduction instead}}158 foo();159#pragma omp parallel reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}160 foo();161#pragma omp parallel reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}162 foo();163#pragma omp parallel reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}164 foo();165#pragma omp parallel reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}166 foo();167#pragma omp parallel reduction(+ : o) // expected-error 2 {{no viable overloaded '='}}168 foo();169#pragma omp parallel private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}170 foo();171#pragma omp parallel private(k)172#pragma omp parallel reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}173 foo();174#pragma omp parallel reduction(+ : p), reduction(+ : p) // expected-error 2 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 2 {{previously referenced here}}175 foo();176#pragma omp parallel reduction(+ : r) // expected-error 2 {{const-qualified variable cannot be reduction}}177 foo();178#pragma omp parallel shared(i)179#pragma omp parallel reduction(min : i)180#pragma omp parallel reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}181 foo();182#pragma omp parallel183#pragma omp for private(fl)184 for (int i = 0; i < 10; ++i)185#pragma omp parallel reduction(+ : fl)186 foo();187#pragma omp parallel188#pragma omp for reduction(- : fl) // omp52-warning 3 {{minus(-) operator for reductions is deprecated; use + or user defined reduction instead}} omp60-error{{incorrect reduction identifier, expected one of '+', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}} omp60-error{{incorrect reduction identifier, expected one of '+', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}}189 for (int i = 0; i < 10; ++i)190#pragma omp parallel reduction(+ : fl)191 foo();192 193 return T();194}195 196namespace A {197double x;198#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}199}200namespace B {201using A::x;202}203 204int main(int argc, char **argv) {205 const int d = 5; // expected-note 2 {{'d' defined here}}206 const int da[5] = {0}; // expected-note {{'da' defined here}}207 int qa[5] = {0};208 S4 e(4);209 S5 g(5);210 int i, z;211 int &j = i; // expected-note 2 {{'j' defined here}}212 S3 &p = k; // expected-note 2 {{'p' defined here}}213 const int &r = da[i]; // expected-note {{'r' defined here}}214 int &q = qa[i]; // expected-note {{'q' defined here}}215 float fl;216#pragma omp parallel reduction // expected-error {{expected '(' after 'reduction'}}217 foo();218#pragma omp parallel reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}219 foo();220#pragma omp parallel reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}221 foo();222#pragma omp parallel reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}223 foo();224#pragma omp parallel reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}225 foo();226#pragma omp parallel reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}227 foo();228#pragma omp parallel reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}229 foo();230#pragma omp parallel reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} omp45-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}} omp50-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}} omp52-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}} omp60-error {{incorrect reduction identifier, expected one of '+', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}231 foo();232#pragma omp parallel reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}233 foo();234#pragma omp parallel reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}235 foo();236#pragma omp parallel reduction(~ : argc) // expected-error {{expected unqualified-id}}237 foo();238#pragma omp parallel reduction(&& : argc, z)239 foo();240#pragma omp parallel reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}241 foo();242#pragma omp parallel reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{const-qualified variable cannot be reduction}} expected-error {{'operator+' is a private member of 'S2'}}243 foo();244#pragma omp parallel reduction(min : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 2 {{const-qualified variable cannot be reduction}}245 foo();246#pragma omp parallel reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}247 foo();248#pragma omp parallel reduction(+ : ba) // expected-error {{const-qualified variable cannot be reduction}}249 foo();250#pragma omp parallel reduction(* : ca) // expected-error {{const-qualified variable cannot be reduction}}251 foo();252#pragma omp parallel reduction(- : da) // expected-error {{const-qualified variable cannot be reduction}} omp52-warning {{minus(-) operator for reductions is deprecated; use + or user defined reduction instead}}253 foo();254#pragma omp parallel reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}255 foo();256#pragma omp parallel reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}257 foo();258#pragma omp parallel reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}259 foo();260#pragma omp parallel reduction(& : e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}} expected-error {{invalid operands to binary expression ('S5' and 'S5')}}261 foo();262#pragma omp parallel reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}263 foo();264#pragma omp parallel reduction(+ : o) // expected-error {{no viable overloaded '='}}265 foo();266#pragma omp parallel private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}267 foo();268#pragma omp parallel private(k)269#pragma omp parallel reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}270 foo();271#pragma omp parallel reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}272 foo();273#pragma omp parallel reduction(+ : r) // expected-error {{const-qualified variable cannot be reduction}}274 foo();275#pragma omp parallel shared(i)276#pragma omp parallel reduction(min : i)277#pragma omp parallel reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}278 foo();279#pragma omp parallel280#pragma omp for private(fl)281 for (int i = 0; i < 10; ++i)282#pragma omp parallel reduction(+ : fl)283 foo();284#pragma omp parallel285#pragma omp for reduction(- : fl) // omp52-warning {{minus(-) operator for reductions is deprecated; use + or user defined reduction instead}} omp60-error{{incorrect reduction identifier, expected one of '+', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}}286 for (int i = 0; i < 10; ++i)287#pragma omp parallel reduction(+ : fl)288 foo();289 static int m;290#pragma omp parallel reduction(+ : m) // OK291 m++;292#pragma omp parallel reduction(task, + : m) // omp45-error 2 {{expected expression}} omp45-warning {{missing ':' after reduction identifier - ignoring}}293 m++;294#pragma omp parallel reduction(+:gptr[:argc]) // expected-error {{threadprivate or thread local variable cannot be reduction}}295 ;296 297 return tmain(argc) + tmain(fl); // expected-note {{in instantiation of function template specialization 'tmain<int>' requested here}} expected-note {{in instantiation of function template specialization 'tmain<float>' requested here}}298}299