Flatten deep BooleanOr chains in resolveType() to avoid O(n^2) scope narrowing#5992

Merged

ondrejmirtes merged 2 commits into

phpstan:2.2.xfrom

SanderMuller:perf/flatten-booleanor-resolvetype

Jul 4, 2026

Commits on Jul 4, 2026

Flatten deep BooleanOr chains in resolveType() to avoid O(n^2) scope narrowing

SanderMuller
and
claude
committed
Add benchmark reproducing the deep BooleanOr resolveType() slowdown

SanderMuller
and
claude
committed