diff options
Diffstat (limited to 'include/llvm/ADT/Optional.h')
| -rw-r--r-- | include/llvm/ADT/Optional.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/include/llvm/ADT/Optional.h b/include/llvm/ADT/Optional.h index 34e54a0..ee8b69f 100644 --- a/include/llvm/ADT/Optional.h +++ b/include/llvm/ADT/Optional.h @@ -61,6 +61,60 @@ template <typename T> struct simplify_type<Optional<T> > : public simplify_type<const Optional<T> > {}; +/// \brief Poison comparison between two \c Optional objects. Clients needs to +/// explicitly compare the underlying values and account for empty \c Optional +/// objects. +/// +/// This routine will never be defined. It returns \c void to help diagnose +/// errors at compile time. +template<typename T, typename U> +void operator==(const Optional<T> &X, const Optional<U> &Y); + +/// \brief Poison comparison between two \c Optional objects. Clients needs to +/// explicitly compare the underlying values and account for empty \c Optional +/// objects. +/// +/// This routine will never be defined. It returns \c void to help diagnose +/// errors at compile time. +template<typename T, typename U> +void operator!=(const Optional<T> &X, const Optional<U> &Y); + +/// \brief Poison comparison between two \c Optional objects. Clients needs to +/// explicitly compare the underlying values and account for empty \c Optional +/// objects. +/// +/// This routine will never be defined. It returns \c void to help diagnose +/// errors at compile time. +template<typename T, typename U> +void operator<(const Optional<T> &X, const Optional<U> &Y); + +/// \brief Poison comparison between two \c Optional objects. Clients needs to +/// explicitly compare the underlying values and account for empty \c Optional +/// objects. +/// +/// This routine will never be defined. It returns \c void to help diagnose +/// errors at compile time. +template<typename T, typename U> +void operator<=(const Optional<T> &X, const Optional<U> &Y); + +/// \brief Poison comparison between two \c Optional objects. Clients needs to +/// explicitly compare the underlying values and account for empty \c Optional +/// objects. +/// +/// This routine will never be defined. It returns \c void to help diagnose +/// errors at compile time. +template<typename T, typename U> +void operator>=(const Optional<T> &X, const Optional<U> &Y); + +/// \brief Poison comparison between two \c Optional objects. Clients needs to +/// explicitly compare the underlying values and account for empty \c Optional +/// objects. +/// +/// This routine will never be defined. It returns \c void to help diagnose +/// errors at compile time. +template<typename T, typename U> +void operator>(const Optional<T> &X, const Optional<U> &Y); + } // end llvm namespace #endif |
