Luv-Ray

I have tested the behavior of different versions of coreutils: GNU coreutils 9.1-1: ```shell $ expr b \> -b 1 $ expr b \> -bb 1 $ expr 50n \>...

9.1-12 from [RPM](https://rpmfind.net/linux/RPM/fedora/updates/38/x86_64/Packages/c/coreutils-9.1-12.fc38.x86_64.html)

I encountered some issues while trying to compile coreutils directly from GNU, and I am currently attempting to fix them. Is the goal to find the first version which producing...

I found that there haven't been significant changes to `expr` within the 9.1 version range, and the reason of the different results may caused by **local**. See [my question](https://stackoverflow.com/questions/77307041/why-does-gnu-expr-produce-0-for-expr-a-aa) in...