Backport "Fix compiler crash with `-Ymagic-offset-header`" to 3.7.4#24226

WojciechMazur merged 2 commits intorelease-3.7.4scala/scala3:release-3.7.4from

release-3.7.4_backport-24124scala/scala3:release-3.7.4_backport-24124Copy head branch name to clipboard