Merge branch 'en/assert-wo-side-effects'

Ensure what we write in assert() does not have side effects, and introduce ASSERT() macro to mark those that cannot be mechanically checked for lack of side effects. * en/assert-wo-side-effects: treewide: replace assert() with ASSERT() in special cases ci: add build checking for side-effects in assert() calls git-compat-util: introduce ASSERT() macro