llvm-project

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// RUN: %clang_cc1 %s -verify -fopenacc
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namespace NS {
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  static char* NSArray;// expected-note{{declared here}}
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  static int NSInt;// expected-note 2{{declared here}}
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}
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char *getArrayPtr();
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template<typename T, int I>
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void func() {
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  char *ArrayPtr = getArrayPtr();
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  for (int i = 0; i < 10; ++i) {
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(ArrayPtr[T::value + I:I + 5], T::array[(i + T::value, 5): 6])
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  }
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  for (int i = 0; i < 10; ++i) {
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(NS::NSArray[NS::NSInt])
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  }
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  for (int i = 0; i < 10; ++i) {
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(NS::NSArray[NS::NSInt : NS::NSInt])
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  }
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  for (int i = 0; i < 10; ++i) {
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    // expected-error@+2{{use of undeclared identifier 'NSArray'; did you mean 'NS::NSArray'}}
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(NSArray[NS::NSInt : NS::NSInt])
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  }
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  for (int i = 0; i < 10; ++i) {
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    // expected-error@+2{{use of undeclared identifier 'NSInt'; did you mean 'NS::NSInt'}}
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(NS::NSArray[NSInt : NS::NSInt])
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  }
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  for (int i = 0; i < 10; ++i) {
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    // expected-error@+2{{use of undeclared identifier 'NSInt'; did you mean 'NS::NSInt'}}
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(NS::NSArray[NS::NSInt : NSInt])
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  }
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}
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struct S {
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  static constexpr int value = 5;
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  static constexpr char array[] ={1,2,3,4,5};
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};
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struct Members {
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  int value = 5;
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  char array[5] ={1,2,3,4,5};
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};
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struct HasMembersArray {
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  Members MemArr[4];
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};
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void use() {
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  Members s;
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  for (int i = 0; i < 10; ++i) {
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(s.array[s.value])
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  }
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  HasMembersArray Arrs;
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  for (int i = 0; i < 10; ++i) {
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(Arrs.MemArr[3].array[4])
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  }
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  for (int i = 0; i < 10; ++i) {
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(Arrs.MemArr[3].array[1:4])
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  }
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  for (int i = 0; i < 10; ++i) {
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    // expected-error@+2{{OpenACC sub-array is not allowed here}}
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(Arrs.MemArr[2:1].array[1:4])
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  }
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  for (int i = 0; i < 10; ++i) {
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    // expected-error@+2{{OpenACC sub-array is not allowed here}}
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(Arrs.MemArr[2:1].array[4])
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  }
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  for (int i = 0; i < 10; ++i) {
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    // expected-error@+3{{expected ']'}}
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    // expected-note@+2{{to match this '['}}
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(Arrs.MemArr[3:4:].array[4])
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  }
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  for (int i = 0; i < 10; ++i) {
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    // expected-error@+2{{OpenACC sub-array is not allowed here}}
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(Arrs.MemArr[:].array[4])
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  }
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  for (int i = 0; i < 10; ++i) {
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    // expected-error@+2{{expected unqualified-id}}
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(Arrs.MemArr[::].array[4])
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  }
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  for (int i = 0; i < 10; ++i) {
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    // expected-error@+4{{expected expression}}
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    // expected-error@+3{{expected ']'}}
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    // expected-note@+2{{to match this '['}}
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(Arrs.MemArr[: :].array[4])
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  }
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  for (int i = 0; i < 10; ++i) {
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    // expected-error@+2{{OpenACC sub-array is not allowed here}}
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    // expected-warning@+1{{OpenACC construct 'cache' not yet implemented, pragma ignored}}
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    #pragma acc cache(Arrs.MemArr[3:].array[4])
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  }
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  func<S, 5>();
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}
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