Return true if expression is a build-time constant.
| 245 | public: |
| 246 | //! Return true if expression is a build-time constant. |
| 247 | bool isConstant() const noexcept |
| 248 | { |
| 249 | return mImpl->isConstant(); |
| 250 | } |
| 251 | |
| 252 | //! If isConstant(), returns value of the constant. |
| 253 | //! If !isConstant(), return std::numeric_limits<int32_t>::min(). |