clang/test/SemaOpenACC/combined-construct-create-clause.cpp

   1
   2 // RUN: %clang_cc1 %s -fopenacc -verify
   3
   4 enum SomeE{};
   5 typedef struct IsComplete {
   6   struct S { int A; } CompositeMember;
   7   int ScalarMember;
   8   float ArrayMember[5];
   9   SomeE EnumMember;
  10   char *PointerMember;
  11 } Complete;
  12
  13 void uses(int IntParam, char *PointerParam, float ArrayParam[5], Complete CompositeParam, int &IntParamRef) {
  14   int LocalInt;
  15   char *LocalPointer;
  16   float LocalArray[5];
  17   // Check Appertainment:
  18 #pragma acc parallel loop create(LocalInt)
  19   for(int i = 0; i < 5; ++i);
  20 #pragma acc serial loop create(LocalInt)
  21   for(int i = 0; i < 5; ++i);
  22 #pragma acc kernels loop create(LocalInt)
  23   for(int i = 0; i < 5; ++i);
  24
  25   // Valid cases:
  26 #pragma acc parallel loop create(LocalInt, LocalPointer, LocalArray)
  27   for(int i = 0; i < 5; ++i);
  28 #pragma acc parallel loop create(LocalArray[2:1])
  29   for(int i = 0; i < 5; ++i);
  30
  31   Complete LocalComposite2;
  32 #pragma acc parallel loop create(LocalComposite2.ScalarMember, LocalComposite2.ScalarMember)
  33   for(int i = 0; i < 5; ++i);
  34
  35   // expected-error@+1{{OpenACC variable is not a valid variable name, sub-array, array element, member of a composite variable, or composite variable member}}
  36 #pragma acc parallel loop create(1 + IntParam)
  37   for(int i = 0; i < 5; ++i);
  38
  39   // expected-error@+1{{OpenACC variable is not a valid variable name, sub-array, array element, member of a composite variable, or composite variable member}}
  40 #pragma acc parallel loop create(+IntParam)
  41   for(int i = 0; i < 5; ++i);
  42
  43   // expected-error@+1{{OpenACC sub-array length is unspecified and cannot be inferred because the subscripted value is not an array}}
  44 #pragma acc parallel loop create(PointerParam[2:])
  45   for(int i = 0; i < 5; ++i);
  46
  47   // expected-error@+1{{OpenACC sub-array specified range [2:5] would be out of the range of the subscripted array size of 5}}
  48 #pragma acc parallel loop create(ArrayParam[2:5])
  49   for(int i = 0; i < 5; ++i);
  50
  51   // expected-error@+2{{OpenACC sub-array specified range [2:5] would be out of the range of the subscripted array size of 5}}
  52   // expected-error@+1{{OpenACC variable is not a valid variable name, sub-array, array element, member of a composite variable, or composite variable member}}
  53 #pragma acc parallel loop create((float*)ArrayParam[2:5])
  54   for(int i = 0; i < 5; ++i);
  55   // expected-error@+1{{OpenACC variable is not a valid variable name, sub-array, array element, member of a composite variable, or composite variable member}}
  56 #pragma acc parallel loop create((float)ArrayParam[2])
  57   for(int i = 0; i < 5; ++i);
  58 }
  59
  60 template<typename T, unsigned I, typename V>
  61 void TemplUses(T t, T (&arrayT)[I], V TemplComp) {
  62   // expected-error@+1{{OpenACC variable is not a valid variable name, sub-array, array element, member of a composite variable, or composite variable member}}
  63 #pragma acc parallel loop create(+t)
  64   for(int i = 0; i < 5; ++i);
  65
  66   // NTTP's are only valid if it is a reference to something.
  67   // expected-error@+2{{OpenACC variable is not a valid variable name, sub-array, array element, member of a composite variable, or composite variable member}}
  68   // expected-note@#TEMPL_USES_INST{{in instantiation of}}
  69 #pragma acc parallel loop create(I)
  70   for(int i = 0; i < 5; ++i);
  71
  72   // expected-error@+1{{OpenACC variable is not a valid variable name, sub-array, array element, member of a composite variable, or composite variable member}}
  73 #pragma acc parallel loop create(t, I)
  74   for(int i = 0; i < 5; ++i);
  75
  76 #pragma acc parallel loop create(arrayT)
  77   for(int i = 0; i < 5; ++i);
  78
  79 #pragma acc parallel loop create(TemplComp)
  80   for(int i = 0; i < 5; ++i);
  81
  82 #pragma acc parallel loop create(TemplComp.PointerMember[5])
  83   for(int i = 0; i < 5; ++i);
  84  int *Pointer;
  85 #pragma acc parallel loop create(Pointer[:I])
  86   for(int i = 0; i < 5; ++i);
  87 #pragma acc parallel loop create(Pointer[:t])
  88   for(int i = 0; i < 5; ++i);
  89   // expected-error@+1{{OpenACC sub-array length is unspecified and cannot be inferred because the subscripted value is not an array}}
  90 #pragma acc parallel loop create(Pointer[1:])
  91   for(int i = 0; i < 5; ++i);
  92 }
  93
  94 template<unsigned I, auto &NTTP_REF>
  95 void NTTP() {
  96   // NTTP's are only valid if it is a reference to something.
  97   // expected-error@+2{{OpenACC variable is not a valid variable name, sub-array, array element, member of a composite variable, or composite variable member}}
  98   // expected-note@#NTTP_INST{{in instantiation of}}
  99 #pragma acc parallel loop create(I)
 100   for(int i = 0; i < 5; ++i);
 101
 102 #pragma acc parallel loop create(NTTP_REF)
 103   for(int i = 0; i < 5; ++i);
 104 }
 105
 106 void Inst() {
 107   static constexpr int NTTP_REFed = 1;
 108   int i;
 109   int Arr[5];
 110   Complete C;
 111   TemplUses(i, Arr, C); // #TEMPL_USES_INST
 112   NTTP<5, NTTP_REFed>(); // #NTTP_INST
 113 }