Building things with -j1 (commit 511495f) doesn’t help.  This time,
‘visudo’ ends up with a similar difference:

--8<---------------cut here---------------start------------->8---
7241 	Contents·​of·​section·​.​rodata:​ 	7241 	Contents·​of·​section·​.​rodata:​
7242 	·​1c580·​01000200·​2e2f6564·​69746f72·​2e630020·​·​.​.​.​.​.​/​editor.​c.​·​ 	7242 	·​1c580·​01000200·​65646974·​6f722e63·​00200900·​·​.​.​.​.​editor.​c.​·​.​.​
--8<---------------cut here---------------end--------------->8---

The two build logs show one interesting difference: