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      1 // RxUN: %clang_cc1 -verify -fopenmp -std=c++11 -ast-print %s | FileCheck %s
      2 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -emit-pch -o %t %s
      3 // RUN: %clang_cc1 -fopenmp -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s
      4 // expected-no-diagnostics
      5 
      6 #ifndef HEADER
      7 #define HEADER
      8 
      9 struct ST {
     10   int *a;
     11 };
     12 struct SA {
     13   int i, j;
     14   int *k = &j;
     15   int *&z = k;
     16   void func(int arg) {
     17 #pragma omp target data map(tofrom: i) use_device_ptr(k)
     18     {}
     19 #pragma omp target data map(tofrom: i) use_device_ptr(z)
     20     {}
     21   return;
     22  }
     23 };
     24 // CHECK: struct SA
     25 // CHECK: void func(
     26 // CHECK: #pragma omp target data map(tofrom: this->i) use_device_ptr(this->k)
     27 // CHECK: #pragma omp target data map(tofrom: this->i) use_device_ptr(this->z)
     28 struct SB {
     29   unsigned A;
     30   unsigned B;
     31   float Arr[100];
     32   float *Ptr;
     33   float *foo() {
     34     return &Arr[0];
     35   }
     36 };
     37 
     38 struct SC {
     39   unsigned A : 2;
     40   unsigned B : 3;
     41   unsigned C;
     42   unsigned D;
     43   float Arr[100];
     44   SB S;
     45   SB ArrS[100];
     46   SB *PtrS;
     47   SB *&RPtrS;
     48   float *Ptr;
     49 
     50   SC(SB *&_RPtrS) : RPtrS(_RPtrS) {}
     51 };
     52 
     53 union SD {
     54   unsigned A;
     55   float B;
     56 };
     57 
     58 struct S1;
     59 extern S1 a;
     60 class S2 {
     61   mutable int a;
     62 public:
     63   S2():a(0) { }
     64   S2(S2 &s2):a(s2.a) { }
     65   static float S2s;
     66   static const float S2sc;
     67 };
     68 const float S2::S2sc = 0;
     69 const S2 b;
     70 const S2 ba[5];
     71 class S3 {
     72   int a;
     73 public:
     74   S3():a(0) { }
     75   S3(S3 &s3):a(s3.a) { }
     76 };
     77 const S3 c;
     78 const S3 ca[5];
     79 extern const int f;
     80 class S4 {
     81   int a;
     82   S4();
     83   S4(const S4 &s4);
     84 public:
     85   S4(int v):a(v) { }
     86 };
     87 class S5 {
     88   int a;
     89   S5():a(0) {}
     90   S5(const S5 &s5):a(s5.a) { }
     91 public:
     92   S5(int v):a(v) { }
     93 };
     94 
     95 S3 h;
     96 #pragma omp threadprivate(h)
     97 
     98 typedef int from;
     99 
    100 template <typename T>
    101 T tmain(T argc) {
    102   T i;
    103   T &j = i;
    104   T *k = &j;
    105   T *&z = k;
    106 #pragma omp target data map(tofrom: i) use_device_ptr(k)
    107   {}
    108 #pragma omp target data map(tofrom: i) use_device_ptr(z)
    109   {}
    110   return 0;
    111 }
    112 
    113 // CHECK: template <typename T = int> int tmain(int argc) {
    114 // CHECK-NEXT: int i;
    115 // CHECK-NEXT: int &j = i;
    116 // CHECK-NEXT: int *k = &j;
    117 // CHECK-NEXT: int *&z = k;
    118 // CHECK-NEXT: #pragma omp target data map(tofrom: i) use_device_ptr(k)
    119 // CHECK-NEXT: {
    120 // CHECK-NEXT: }
    121 // CHECK-NEXT: #pragma omp target data map(tofrom: i) use_device_ptr(z)
    122 
    123 // CHECK: template <typename T = int *> int *tmain(int *argc) {
    124 // CHECK-NEXT: int *i;
    125 // CHECK-NEXT: int *&j = i;
    126 // CHECK-NEXT: int **k = &j;
    127 // CHECK-NEXT: int **&z = k;
    128 // CHECK-NEXT: #pragma omp target data map(tofrom: i) use_device_ptr(k)
    129 // CHECK-NEXT: {
    130 // CHECK-NEXT: }
    131 // CHECK-NEXT: #pragma omp target data map(tofrom: i) use_device_ptr(z)
    132 
    133 // CHECK-LABEL: int main(int argc, char **argv) {
    134 int main(int argc, char **argv) {
    135   int i;
    136   int &j = i;
    137   int *k = &j;
    138   int *&z = k;
    139 // CHECK-NEXT: int i;
    140 // CHECK-NEXT: int &j = i;
    141 // CHECK-NEXT: int *k = &j;
    142 // CHECK-NEXT: int *&z = k;
    143 #pragma omp target data map(tofrom: i) use_device_ptr(k)
    144 // CHECK-NEXT: #pragma omp target data map(tofrom: i) use_device_ptr(k)
    145   {}
    146 // CHECK-NEXT: {
    147 // CHECK-NEXT: }
    148 #pragma omp target data map(tofrom: i) use_device_ptr(z)
    149 // CHECK-NEXT: #pragma omp target data map(tofrom: i) use_device_ptr(z)
    150   {}
    151   return tmain<int>(argc) + (*tmain<int*>(&argc));
    152 }
    153 
    154 #endif
    155