forked from OSchip/llvm-project
270 lines
7.7 KiB
C++
270 lines
7.7 KiB
C++
// RUN: %clang_cc1 -verify -fopenmp %s
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namespace X {
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int x;
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};
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struct B {
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static int ib; // expected-note {{'B::ib' declared here}}
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static int bfoo() { return 8; }
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};
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int bfoo() { return 4; }
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int z;
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const int C1 = 1;
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const int C2 = 2;
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void test_linear_colons() {
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int B = 0;
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#pragma omp parallel for linear(B : bfoo())
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for (int i = 0; i < 10; ++i)
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;
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// expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'}}
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#pragma omp parallel for linear(B::ib : B : bfoo())
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for (int i = 0; i < 10; ++i)
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;
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// expected-error@+1 {{use of undeclared identifier 'ib'; did you mean 'B::ib'}}
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#pragma omp parallel for linear(B : ib)
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for (int i = 0; i < 10; ++i)
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;
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// expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'?}}
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#pragma omp parallel for linear(z : B : ib)
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for (int i = 0; i < 10; ++i)
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;
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#pragma omp parallel for linear(B : B::bfoo())
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for (int i = 0; i < 10; ++i)
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;
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#pragma omp parallel for linear(X::x : ::z)
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for (int i = 0; i < 10; ++i)
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;
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#pragma omp parallel for linear(B, ::z, X::x)
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for (int i = 0; i < 10; ++i)
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;
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#pragma omp parallel for linear(::z)
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for (int i = 0; i < 10; ++i)
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;
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// expected-error@+1 {{expected variable name}}
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#pragma omp parallel for linear(B::bfoo())
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for (int i = 0; i < 10; ++i)
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;
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#pragma omp parallel for linear(B::ib, B : C1 + C2)
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for (int i = 0; i < 10; ++i)
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;
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}
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template <int L, class T, class N>
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T test_template(T *arr, N num) {
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N i;
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T sum = (T)0;
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T ind2 = -num * L; // expected-note {{'ind2' defined here}}
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// expected-error@+1 {{argument of a linear clause should be of integral or pointer type}}
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#pragma omp parallel for linear(ind2 : L)
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for (i = 0; i < num; ++i) {
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T cur = arr[(int)ind2];
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ind2 += L;
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sum += cur;
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}
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return T();
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}
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template <int LEN>
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int test_warn() {
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int ind2 = 0;
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// expected-warning@+1 {{zero linear step (ind2 should probably be const)}}
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#pragma omp parallel for linear(ind2 : LEN)
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for (int i = 0; i < 100; i++) {
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ind2 += LEN;
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}
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return ind2;
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}
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struct S1; // expected-note 2 {{declared here}} expected-note 2 {{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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public:
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S2() : a(0) {}
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};
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const S2 b; // expected-note 2 {{'b' defined here}}
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const S2 ba[5];
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class S3 {
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int a;
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public:
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S3() : a(0) {}
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};
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const S3 ca[5];
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class S4 {
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int a;
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S4();
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public:
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S4(int v) : a(v) {}
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};
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class S5 {
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int a;
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S5() : a(0) {}
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public:
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S5(int v) : a(v) {}
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};
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S3 h;
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#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
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template <class I, class C>
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int foomain(I argc, C **argv) {
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I e(4);
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I g(5);
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int i;
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int &j = i;
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#pragma omp parallel for linear // expected-error {{expected '(' after 'linear'}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear() // expected-error {{expected expression}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(argc : 5)
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(S1) // expected-error {{'S1' does not refer to a value}}
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for (int k = 0; k < argc; ++k)
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++k;
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// expected-error@+2 {{linear variable with incomplete type 'S1'}}
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// expected-error@+1 {{const-qualified variable cannot be linear}}
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#pragma omp parallel for linear(a, b : B::ib)
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(argv[1]) // expected-error {{expected variable name}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(e, g)
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(h) // expected-error {{threadprivate or thread local variable cannot be linear}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(i)
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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{
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int v = 0;
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int i;
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#pragma omp parallel for linear(v : i)
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for (int k = 0; k < argc; ++k) {
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i = k;
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v += i;
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}
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}
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#pragma omp parallel for linear(j)
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for (int k = 0; k < argc; ++k)
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++k;
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int v = 0;
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#pragma omp parallel for linear(v : j)
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for (int k = 0; k < argc; ++k) {
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++k;
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v += j;
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}
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#pragma omp parallel for linear(i)
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for (int k = 0; k < argc; ++k)
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++k;
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return 0;
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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 C {
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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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double darr[100];
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// expected-note@+1 {{in instantiation of function template specialization 'test_template<-4, double, int>' requested here}}
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test_template<-4>(darr, 4);
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// expected-note@+1 {{in instantiation of function template specialization 'test_warn<0>' requested here}}
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test_warn<0>();
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S4 e(4); // expected-note {{'e' defined here}}
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S5 g(5); // expected-note {{'g' defined here}}
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int i;
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int &j = i;
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#pragma omp parallel for linear // expected-error {{expected '(' after 'linear'}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear() // expected-error {{expected expression}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(argc)
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(S1) // expected-error {{'S1' does not refer to a value}}
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for (int k = 0; k < argc; ++k)
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++k;
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// expected-error@+2 {{linear variable with incomplete type 'S1'}}
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// expected-error@+1 {{const-qualified variable cannot be linear}}
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#pragma omp parallel for linear(a, b)
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(argv[1]) // expected-error {{expected variable name}}
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for (int k = 0; k < argc; ++k)
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++k;
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// expected-error@+2 {{argument of a linear clause should be of integral or pointer type, not 'S4'}}
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// expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S5'}}
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#pragma omp parallel for linear(e, g)
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(h, C::x) // expected-error 2 {{threadprivate or thread local variable cannot be linear}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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{
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int i;
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#pragma omp parallel for linear(i)
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(i : 4)
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for (int k = 0; k < argc; ++k) {
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++k;
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i += 4;
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}
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}
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#pragma omp parallel for linear(j)
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel for linear(i)
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for (int k = 0; k < argc; ++k)
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++k;
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foomain<int, char>(argc, argv);
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return 0;
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}
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