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Diffstat (limited to 'build/variable')
| -rw-r--r-- | build/variable | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/build/variable b/build/variable index 5d0b175..51d748d 100644 --- a/build/variable +++ b/build/variable @@ -119,6 +119,8 @@ namespace build bool empty () const {return state_ == state_type::empty;} explicit operator bool () const {return !null ();} + bool operator== (std::nullptr_t) const {return null ();} + bool operator!= (std::nullptr_t) const {return !null ();} // Raw data read interface. // |