llvm-project/clang/test/OpenMP/masked_taskloop_simd_aligned_messages.cpp
Fazlay Rabbi 73e5d7bdff [OpenMP] Initial parsing and sema support for 'masked taskloop simd' construct
This patch gives basic parsing and semantic support for
"masked taskloop simd" construct introduced in OpenMP 5.1 (section 2.16.8)

Differential Revision: https://reviews.llvm.org/D128693
2022-06-28 15:27:49 -07:00

207 lines
8.8 KiB
C++

// RUN: %clang_cc1 -x c++ -std=c++11 -verify -fopenmp %s -Wuninitialized
// RUN: %clang_cc1 -x c++ -std=c++11 -verify -fopenmp-simd %s -Wuninitialized
struct B {
static int ib[20]; // expected-note 0 {{'B::ib' declared here}}
static constexpr int bfoo() { return 8; }
};
namespace X {
B x; // expected-note {{'x' defined here}}
};
constexpr int bfoo() { return 4; }
int **z;
const int C1 = 1;
const int C2 = 2;
void test_aligned_colons(int *&rp)
{
int *B = 0;
#pragma omp masked taskloop simd aligned(B:bfoo())
for (int i = 0; i < 10; ++i) ;
// expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'}}
#pragma omp masked taskloop simd aligned(B::ib:B:bfoo())
for (int i = 0; i < 10; ++i) ;
#pragma omp masked taskloop simd aligned(B:B::bfoo())
for (int i = 0; i < 10; ++i) ;
// expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'?}}
#pragma omp masked taskloop simd aligned(z:B:bfoo())
for (int i = 0; i < 10; ++i) ;
#pragma omp masked taskloop simd aligned(B:B::bfoo())
for (int i = 0; i < 10; ++i) ;
// expected-error@+2 {{integral constant expression must have integral or unscoped enumeration type, not 'int **'}}
// expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'B'}}
#pragma omp masked taskloop simd aligned(X::x : ::z)
for (int i = 0; i < 10; ++i) ;
// expected-error@+1 {{integral constant expression must have integral or unscoped enumeration type, not 'B'}}
#pragma omp masked taskloop simd aligned(B,rp,::z: X::x)
for (int i = 0; i < 10; ++i) ;
#pragma omp masked taskloop simd aligned(::z)
for (int i = 0; i < 10; ++i) ;
// expected-error@+1 {{expected variable name}}
#pragma omp masked taskloop simd aligned(B::bfoo())
for (int i = 0; i < 10; ++i) ;
// expected-warning@+1 {{aligned clause will be ignored because the requested alignment is not a power of 2}}
#pragma omp masked taskloop simd aligned(B::ib,B:C1+C2)
for (int i = 0; i < 10; ++i) ;
}
// expected-note@+1 {{'num' defined here}}
template<int L, class T, class N> T test_template(T* arr, N num) {
N i;
T sum = (T)0;
T ind2 = - num * L;
// Negative number is passed as L.
// expected-error@+1 {{argument to 'aligned' clause must be a strictly positive integer value}}
#pragma omp masked taskloop simd aligned(arr:L)
for (i = 0; i < num; ++i) {
T cur = arr[(int)ind2];
ind2 += L;
sum += cur;
}
// expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
#pragma omp masked taskloop simd aligned(num:4)
for (i = 0; i < num; ++i);
return T();
}
template<int LEN> int test_warn() {
int *ind2 = 0;
// expected-error@+1 {{argument to 'aligned' clause must be a strictly positive integer value}}
#pragma omp masked taskloop simd aligned(ind2:LEN)
for (int i = 0; i < 100; i++) {
ind2 += LEN;
}
return 0;
}
struct S1; // expected-note 2 {{declared here}}
extern S1 a; // expected-note {{'a' declared here}}
class S2 {
mutable int a;
public:
S2():a(0) { }
};
const S2 b; // expected-note 1 {{'b' defined here}}
const S2 ba[5];
class S3 {
int a;
public:
S3():a(0) { }
};
const S3 ca[5];
class S4 {
int a;
S4();
public:
S4(int v):a(v) { }
};
class S5 {
int a;
S5():a(0) {}
public:
S5(int v):a(v) { }
};
S3 h; // expected-note 2 {{'h' defined here}}
#pragma omp threadprivate(h)
template<class I, class C> int foomain(I argc, C **argv) {
I e(argc);
I g(argc);
int i; // expected-note {{'i' defined here}}
// expected-note@+1 {{declared here}}
int &j = i;
#pragma omp masked taskloop simd aligned // expected-error {{expected '(' after 'aligned'}}
for (I k = 0; k < argc; ++k) ++k;
#pragma omp masked taskloop simd aligned ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (I k = 0; k < argc; ++k) ++k;
#pragma omp masked taskloop simd aligned () // expected-error {{expected expression}}
for (I k = 0; k < argc; ++k) ++k;
#pragma omp masked taskloop simd aligned (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (I k = 0; k < argc; ++k) ++k;
#pragma omp masked taskloop simd aligned (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (I k = 0; k < argc; ++k) ++k;
// FIXME: Should argc really be a pointer?
#pragma omp masked taskloop simd aligned (*argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
for (I k = 0; k < argc; ++k) ++k;
#pragma omp masked taskloop simd aligned (argc : 5) // expected-warning {{aligned clause will be ignored because the requested alignment is not a power of 2}}
for (I k = 0; k < argc; ++k) ++k;
#pragma omp masked taskloop simd aligned (S1) // expected-error {{'S1' does not refer to a value}}
for (I k = 0; k < argc; ++k) ++k;
#pragma omp masked taskloop simd aligned (argv[1]) // expected-error {{expected variable name}}
for (I k = 0; k < argc; ++k) ++k;
#pragma omp masked taskloop simd aligned(e, g)
for (I k = 0; k < argc; ++k) ++k;
// expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S3'}}
#pragma omp masked taskloop simd aligned(h)
for (I k = 0; k < argc; ++k) ++k;
// expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
#pragma omp masked taskloop simd aligned(i)
for (I k = 0; k < argc; ++k) ++k;
#pragma omp parallel
{
int *v = 0;
I i;
#pragma omp masked taskloop simd aligned(v:16)
for (I k = 0; k < argc; ++k) { i = k; v += 2; }
}
float *f;
#pragma omp masked taskloop simd aligned(f)
for (I k = 0; k < argc; ++k) ++k;
int v = 0;
// expected-note@+2 {{initializer of 'j' is not a constant expression}}
// expected-error@+1 {{integral constant expression}}
#pragma omp masked taskloop simd aligned(f:j)
for (I k = 0; k < argc; ++k) { ++k; v += j; }
#pragma omp masked taskloop simd aligned(f)
for (I k = 0; k < argc; ++k) ++k;
return 0;
}
// expected-note@+1 2 {{'argc' defined here}}
int main(int argc, char **argv) {
double darr[100];
// expected-note@+1 {{in instantiation of function template specialization 'test_template<-4, double, int>' requested here}}
test_template<-4>(darr, 4);
test_warn<4>(); // ok
// expected-note@+1 {{in instantiation of function template specialization 'test_warn<0>' requested here}}
test_warn<0>();
int i;
int &j = i;
int tid = 0;
#pragma omp masked taskloop simd aligned filter(tid) // expected-error {{expected '(' after 'aligned'}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp masked taskloop simd aligned ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp masked taskloop simd aligned () // expected-error {{expected expression}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp masked taskloop simd aligned (argv // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
// expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
#pragma omp masked taskloop simd aligned (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp masked taskloop simd aligned (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k) ++k;
// expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}
#pragma omp masked taskloop simd aligned (argc)
for (int k = 0; k < argc; ++k) ++k;
#pragma omp masked taskloop simd aligned (S1) // expected-error {{'S1' does not refer to a value}}
for (int k = 0; k < argc; ++k) ++k;
// expected-error@+2 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S1'}}
// expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S2'}}
#pragma omp masked taskloop simd aligned(a, b)
for (int k = 0; k < argc; ++k) ++k;
#pragma omp masked taskloop simd aligned (argv[1]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k) ++k;
// expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S3'}}
#pragma omp masked taskloop simd aligned(h)
for (int k = 0; k < argc; ++k) ++k;
int *pargc = &argc;
// expected-note@+1 {{in instantiation of function template specialization 'foomain<int *, char>' requested here}}
foomain<int*,char>(pargc,argv);
return 0;
}