tree c51d62bd77521a1de07d989af9a8ca3cd8c8b85a
parent 8240433f48f7383c281ba2453cc55f10b8ec47d9
author Bram Moolenaar <Bram@vim.org> 1468167710 +0200
committer Bram Moolenaar <Bram@vim.org> 1468167710 +0200

patch 7.4.2018
Problem:    buf_valid() can be slow when there are many buffers.
Solution:   Add bufref_valid(), only go through the buffer list when a buffer
            was freed.