From 3f6164a94be6836dfa9acdbc046db71a1ec5147d Mon Sep 17 00:00:00 2001 From: Arseny Kapoulkine Date: Thu, 11 Jun 2020 23:17:06 -0700 Subject: [PATCH] docs: Add stack nesting information and tail calls --- docs/compatibility.md | 1 + 1 file changed, 1 insertion(+) diff --git a/docs/compatibility.md b/docs/compatibility.md index 084a9ec..4197708 100644 --- a/docs/compatibility.md +++ b/docs/compatibility.md @@ -24,6 +24,7 @@ Luau has certain limitations around the number of local variables, registers, up - Constants: 2^23 per function (up from 2^18 in Lua 5.1) - Instructions: 2^23 per function (up from 2^17 in Lua 5.1, although in both cases the limit only applies to control flow) - Nested functions: 2^15 per function (down from 2^18 in Lua 5.1) +- Stack depth: 20000 Lua calls per Lua thread, 200 C calls per C thread (e.g. coroutine.resume nesting is limited to 200) Note that Lua 5.3 has a larger upvalue limit (255) and a larger constant limit (2^26); existing Luau limits are likely sufficient for reasonable use cases.