patch 9.0.2138: Overflow logic requires long long Commit: https://github.com/vim/vim/commit/fda700cb04612fe2f9301a9ba820309175decabf Author: Ernie Rael <errael@raelity.com> Date: Thu Nov 30 18:20:00 2023 +0100 patch 9.0.2138: Overflow logic requires long long Problem: Overflow logic requires long long Solution: Define vimlong_T data type to make life easier for porters closes: #13598 Signed-off-by: Ernie Rael <errael@raelity.com> Signed-off-by: Christian Brabandt <cb@256bit.org>