llvm-project/clang/test/ParserOpenACC/parse-cache-construct.cpp
erichkeane d5cec386c1 [OpenACC] Implement 'cache' construct AST/Sema
This statement level construct takes no clauses and has no associated
statement, and simply labels a number of array elements as valid for
caching. The implementation here is pretty simple, but it is a touch of
a special case for parsing, so the parsing code reflects that.
2025-03-03 13:57:23 -08:00

100 lines
2.9 KiB
C++

// RUN: %clang_cc1 %s -verify -fopenacc
namespace NS {
static char* NSArray;// expected-note{{declared here}}
static int NSInt;// expected-note 2{{declared here}}
}
char *getArrayPtr();
template<typename T, int I>
void func() {
char *ArrayPtr = getArrayPtr();
for (int i = 0; i < 10; ++i) {
// expected-warning@+1{{left operand of comma operator has no effect}}
#pragma acc cache(ArrayPtr[T::value + I:I + 3], T::array[(i + T::value, 2): 4])
}
for (int i = 0; i < 10; ++i) {
#pragma acc cache(NS::NSArray[NS::NSInt])
}
for (int i = 0; i < 10; ++i) {
#pragma acc cache(NS::NSArray[NS::NSInt : NS::NSInt])
}
for (int i = 0; i < 10; ++i) {
// expected-error@+1{{use of undeclared identifier 'NSArray'; did you mean 'NS::NSArray'}}
#pragma acc cache(NSArray[NS::NSInt : NS::NSInt])
}
for (int i = 0; i < 10; ++i) {
// expected-error@+1{{use of undeclared identifier 'NSInt'; did you mean 'NS::NSInt'}}
#pragma acc cache(NS::NSArray[NSInt : NS::NSInt])
}
for (int i = 0; i < 10; ++i) {
// expected-error@+1{{use of undeclared identifier 'NSInt'; did you mean 'NS::NSInt'}}
#pragma acc cache(NS::NSArray[NS::NSInt : NSInt])
}
}
struct S {
static constexpr int value = 5;
static constexpr char array[] ={1,2,3,4,5};
};
struct Members {
int value = 5;
char array[5] ={1,2,3,4,5};
};
struct HasMembersArray {
Members MemArr[4];
};
void use() {
Members s;
for (int i = 0; i < 10; ++i) {
#pragma acc cache(s.array[s.value])
}
HasMembersArray Arrs;
for (int i = 0; i < 10; ++i) {
#pragma acc cache(Arrs.MemArr[3].array[4])
}
for (int i = 0; i < 10; ++i) {
#pragma acc cache(Arrs.MemArr[3].array[1:4])
}
for (int i = 0; i < 10; ++i) {
// expected-error@+1{{OpenACC sub-array is not allowed here}}
#pragma acc cache(Arrs.MemArr[2:1].array[1:4])
}
for (int i = 0; i < 10; ++i) {
// expected-error@+1{{OpenACC sub-array is not allowed here}}
#pragma acc cache(Arrs.MemArr[2:1].array[4])
}
for (int i = 0; i < 10; ++i) {
// expected-error@+2{{expected ']'}}
// expected-note@+1{{to match this '['}}
#pragma acc cache(Arrs.MemArr[3:4:].array[4])
}
for (int i = 0; i < 10; ++i) {
// expected-error@+1{{OpenACC sub-array is not allowed here}}
#pragma acc cache(Arrs.MemArr[:].array[4])
}
for (int i = 0; i < 10; ++i) {
// expected-error@+1{{expected unqualified-id}}
#pragma acc cache(Arrs.MemArr[::].array[4])
}
for (int i = 0; i < 10; ++i) {
// expected-error@+3{{expected expression}}
// expected-error@+2{{expected ']'}}
// expected-note@+1{{to match this '['}}
#pragma acc cache(Arrs.MemArr[: :].array[4])
}
for (int i = 0; i < 10; ++i) {
// expected-error@+1{{OpenACC sub-array is not allowed here}}
#pragma acc cache(Arrs.MemArr[3:].array[4])
}
func<S, 5>(); // expected-note{{in instantiation of function template specialization}}
}