forked from OSchip/llvm-project
287 lines
16 KiB
C++
287 lines
16 KiB
C++
// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 -ferror-limit 150 -o - %s -Wuninitialized
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// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized
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// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized
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// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp -fopenmp-version=50 -ferror-limit 150 -o - %s -Wuninitialized
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// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp -fopenmp-version=50 -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized
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// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp -fopenmp-version=50 -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized
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// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 -ferror-limit 150 -o - %s -Wuninitialized
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// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized
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// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized
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// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd -fopenmp-version=50 -ferror-limit 150 -o - %s -Wuninitialized
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// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd -fopenmp-version=50 -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized
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// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd -fopenmp-version=50 -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized
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extern int omp_default_mem_alloc;
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void xxx(int argc) {
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int fp; // expected-note {{initialize the variable 'fp' to silence this warning}}
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#pragma omp parallel reduction(+:fp) // expected-warning {{variable 'fp' is uninitialized when used here}}
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for (int i = 0; i < 10; ++i)
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;
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}
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void foo() {
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}
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bool foobool(int argc) {
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return argc;
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}
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void foobar(int &ref) {
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#pragma omp parallel reduction(+:ref)
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foo();
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}
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struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}
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extern S1 a;
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class S2 {
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mutable int a;
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S2 &operator+(const S2 &arg) { return (*this); } // expected-note 3 {{implicitly declared private here}}
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public:
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S2() : a(0) {}
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S2(S2 &s2) : a(s2.a) {}
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static float S2s; // expected-note 2 {{static data member is predetermined as shared}}
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static const float S2sc; // expected-note 2 {{'S2sc' declared here}}
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};
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const float S2::S2sc = 0;
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S2 b; // expected-note 3 {{'b' defined here}}
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const S2 ba[5]; // expected-note 2 {{'ba' defined here}}
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class S3 {
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int a;
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public:
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int b;
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S3() : a(0) {}
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S3(const S3 &s3) : a(s3.a) {}
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S3 operator+(const S3 &arg1) { return arg1; }
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};
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int operator+(const S3 &arg1, const S3 &arg2) { return 5; }
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S3 c; // expected-note 3 {{'c' defined here}}
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const S3 ca[5]; // expected-note 2 {{'ca' defined here}}
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extern const int f; // expected-note 4 {{'f' declared here}}
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class S4 {
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int a;
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S4(); // expected-note {{implicitly declared private here}}
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S4(const S4 &s4);
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S4 &operator+(const S4 &arg) { return (*this); }
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public:
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S4(int v) : a(v) {}
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};
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S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }
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class S5 {
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int a;
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S5() : a(0) {} // expected-note {{implicitly declared private here}}
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S5(const S5 &s5) : a(s5.a) {}
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S5 &operator+(const S5 &arg);
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public:
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S5(int v) : a(v) {}
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};
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class S6 { // expected-note 3 {{candidate function (the implicit copy assignment operator) not viable: no known conversion from 'int' to 'const S6' for 1st argument}}
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#if __cplusplus >= 201103L // C++11 or later
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// expected-note@-2 3 {{candidate function (the implicit move assignment operator) not viable}}
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#endif
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int a;
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public:
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S6() : a(6) {}
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operator int() { return 6; }
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} o;
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S3 h, k;
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#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
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int *gptr;
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#pragma omp threadprivate(gptr) // expected-note {{defined as threadprivate or thread local}}
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template <class T> // expected-note {{declared here}}
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T tmain(T argc) {
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const T d = T(); // expected-note 4 {{'d' defined here}}
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const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}
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T qa[5] = {T()};
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T i, z;
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T &j = i; // expected-note 4 {{'j' defined here}}
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S3 &p = k; // expected-note 2 {{'p' defined here}}
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const T &r = da[(int)i]; // expected-note 2 {{'r' defined here}}
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T &q = qa[(int)i]; // expected-note 2 {{'q' defined here}}
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T fl;
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#pragma omp parallel reduction // expected-error {{expected '(' after 'reduction'}}
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foo();
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#pragma omp parallel reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
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foo();
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#pragma omp parallel reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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foo();
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#pragma omp parallel reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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foo();
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#pragma omp parallel reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
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foo();
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#pragma omp parallel reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
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foo();
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#pragma omp parallel reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
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foo();
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#pragma omp parallel reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
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foo();
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#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')}}
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foo();
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#pragma omp parallel reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
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foo();
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#pragma omp parallel reduction(foo : argc) //expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}}
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foo();
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#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 '('}}
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foo();
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#pragma omp parallel reduction(^ : T) // expected-error {{'T' does not refer to a value}}
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foo();
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#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'}}
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foo();
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#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}}
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foo();
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#pragma omp parallel reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
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foo();
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#pragma omp parallel reduction(+ : ba) // expected-error {{const-qualified variable cannot be reduction}}
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foo();
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#pragma omp parallel reduction(* : ca) // expected-error {{const-qualified variable cannot be reduction}}
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foo();
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#pragma omp parallel reduction(- : da) // expected-error {{const-qualified variable cannot be reduction}} expected-error {{const-qualified variable cannot be reduction}}
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foo();
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#pragma omp parallel reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
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foo();
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#pragma omp parallel reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
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foo();
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#pragma omp parallel reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
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foo();
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#pragma omp parallel reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
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foo();
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#pragma omp parallel reduction(+ : o) // expected-error 2 {{no viable overloaded '='}}
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foo();
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#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}}
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foo();
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#pragma omp parallel private(k)
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#pragma omp parallel reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
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foo();
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#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}}
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foo();
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#pragma omp parallel reduction(+ : r) // expected-error 2 {{const-qualified variable cannot be reduction}}
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foo();
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#pragma omp parallel shared(i)
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#pragma omp parallel reduction(min : i)
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#pragma omp parallel reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
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foo();
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#pragma omp parallel
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#pragma omp for private(fl)
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for (int i = 0; i < 10; ++i)
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#pragma omp parallel reduction(+ : fl)
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foo();
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#pragma omp parallel
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#pragma omp for reduction(- : fl)
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for (int i = 0; i < 10; ++i)
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#pragma omp parallel reduction(+ : fl)
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foo();
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return T();
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}
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namespace A {
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double x;
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#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
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}
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namespace B {
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using A::x;
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}
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int main(int argc, char **argv) {
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const int d = 5; // expected-note 2 {{'d' defined here}}
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const int da[5] = {0}; // expected-note {{'da' defined here}}
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int qa[5] = {0};
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S4 e(4);
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S5 g(5);
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int i, z;
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int &j = i; // expected-note 2 {{'j' defined here}}
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S3 &p = k; // expected-note 2 {{'p' defined here}}
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const int &r = da[i]; // expected-note {{'r' defined here}}
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int &q = qa[i]; // expected-note {{'q' defined here}}
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float fl;
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#pragma omp parallel reduction // expected-error {{expected '(' after 'reduction'}}
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foo();
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#pragma omp parallel reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
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foo();
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#pragma omp parallel reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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foo();
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#pragma omp parallel reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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foo();
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#pragma omp parallel reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
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foo();
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#pragma omp parallel reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
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foo();
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#pragma omp parallel reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
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foo();
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#pragma omp parallel reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
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foo();
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#pragma omp parallel reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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foo();
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#pragma omp parallel reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
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foo();
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#pragma omp parallel reduction(~ : argc) // expected-error {{expected unqualified-id}}
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foo();
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#pragma omp parallel reduction(&& : argc, z)
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foo();
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#pragma omp parallel reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
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foo();
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#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'}}
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foo();
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#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}}
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foo();
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#pragma omp parallel reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
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foo();
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#pragma omp parallel reduction(+ : ba) // expected-error {{const-qualified variable cannot be reduction}}
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foo();
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#pragma omp parallel reduction(* : ca) // expected-error {{const-qualified variable cannot be reduction}}
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foo();
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#pragma omp parallel reduction(- : da) // expected-error {{const-qualified variable cannot be reduction}}
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foo();
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#pragma omp parallel reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
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foo();
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#pragma omp parallel reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
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foo();
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#pragma omp parallel reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
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foo();
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#pragma omp parallel reduction(& : e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{nvalid operands to binary expression ('S4' and 'S4')}} expected-error {{calling a private constructor of class 'S5'}} expected-error {{invalid operands to binary expression ('S5' and 'S5')}}
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foo();
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#pragma omp parallel reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
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foo();
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#pragma omp parallel reduction(+ : o) // expected-error {{no viable overloaded '='}}
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foo();
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#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}}
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foo();
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#pragma omp parallel private(k)
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#pragma omp parallel reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
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foo();
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#pragma omp parallel reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
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foo();
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#pragma omp parallel reduction(+ : r) // expected-error {{const-qualified variable cannot be reduction}}
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foo();
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#pragma omp parallel shared(i)
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#pragma omp parallel reduction(min : i)
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#pragma omp parallel reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
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foo();
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#pragma omp parallel
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#pragma omp for private(fl)
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for (int i = 0; i < 10; ++i)
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#pragma omp parallel reduction(+ : fl)
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foo();
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#pragma omp parallel
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#pragma omp for reduction(- : fl)
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for (int i = 0; i < 10; ++i)
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#pragma omp parallel reduction(+ : fl)
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foo();
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static int m;
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#pragma omp parallel reduction(+ : m) // OK
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m++;
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#pragma omp parallel reduction(task, + : m) // omp45-error 2 {{expected expression}} omp45-warning {{missing ':' after reduction identifier - ignoring}}
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m++;
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#pragma omp parallel reduction(+:gptr[:argc]) // expected-error {{threadprivate or thread local variable cannot be reduction}}
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;
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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}}
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}
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