search::balanced should be constexpr

2021-04-07 12:52:24 +10:00 · 2021-04-07 12:52:24 +10:00 · 67c5ef5d78
parent 3ec1c9591b
commit 67c5ef5d78
1 changed files with 1 additions and 1 deletions
--- a/algo/search.hpp
+++ b/algo/search.hpp
@ -76,7 +76,7 @@ namespace cruft::search {
    /// in the first instance (otherwise the algorithm will return `begin`
    /// immediately. But it is not an error to do so.
    template <typename IteratorT>
-    IteratorT
+    constexpr IteratorT
    balanced (
        IteratorT begin,
        IteratorT const end,