clang/test/CodeGenCXX/2007-04-10-PackedUnion.cpp

   1 // RUN: %clang_cc1 -emit-llvm %s -o /dev/null
   2 extern "C" {
   3
   4 #pragma pack(push, 2)
   5   typedef struct ABC* abc;
   6
   7   struct ABCS {
   8     float red;
   9     float green;
  10     float blue;
  11     float alpha;
  12   };
  13
  14   typedef void (*XYZ)();
  15 #pragma pack(pop)
  16 }
  17
  18
  19 union ABCU {
  20   ABCS color;
  21   XYZ bg;
  22 };
  23
  24 struct AData {
  25   ABCU data;
  26 };
  27
  28 class L {
  29  public:
  30   L() {}
  31   L(const L& other);
  32
  33  private:
  34   AData fdata;
  35 };
  36
  37
  38 L::L(const L& other)
  39 {
  40   fdata = other.fdata;
  41 }