auto

class CTest
{
    auto Test() { return 22; }
};
 
auto Test()
{
    return 1;
}
 
auto Best() -> int
{
    return 1;
}
 
constexpr auto CEBest() -> int
{
    return 1;
}
 
decltype(auto) West()
{
    return 'c';
}
 
constexpr decltype(auto) CEWest()
{
    return 'c';
}
 
[[maybe_unused]] inline constexpr decltype(auto) MUCEWest()
{
    return 'c';
}
 
int main()
{
    int            x = 2;
    const char*    p;
    constexpr auto cei       = 0;
    auto constexpr cei2      = 0;
    auto                 i   = 0;
    decltype(auto)       xX  = (i);
    auto                 ii  = &i;
    auto&                ir  = i;
    auto*                ip  = &i;
    const auto*          cip = &i;
    auto*                pp  = p;
    const auto*          cp  = p;
    volatile const auto* vcp = p;
    auto                 f   = 1.0f;
    auto                 c   = 'c';
    auto                 u   = 0u;
    decltype(u)          uu  = u;
 
    [[maybe_unused]] auto        mu  = 0u;
    [[maybe_unused]] decltype(u) muu = u;
}

Here is the transformed code:

class CTest
{
  inline int Test()
  {
    return 22;
  }
  
};
 
 
int Test()
{
  return 1;
}
 
int Best()
{
  return 1;
}
 
inline constexpr int CEBest()
{
  return 1;
}
 
char West()
{
  return 'c';
}
 
inline constexpr char CEWest()
{
  return 'c';
}
 
[[maybe_unused]] inline constexpr char MUCEWest()
{
  return 'c';
}
 
int main()
{
  int x = 2;
  const char * p;
  constexpr const int cei = 0;
  constexpr const int cei2 = 0;
  int i = 0;
  int & xX = (i);
  int * ii = &i;
  int & ir = i;
  int * ip = &i;
  const int * cip = &i;
  const char * pp = p;
  const char * cp = p;
  const volatile char * vcp = p;
  float f = 1.0F;
  char c = 'c';
  unsigned int u = 0U;
  unsigned int uu = u;
  [[maybe_unused]] unsigned int mu = 0U;
  [[maybe_unused]] unsigned int muu = u;
  return 0;
}

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