From 9f3a009cd815c7173e95c00aaa5ed929d115ff11 Mon Sep 17 00:00:00 2001
From: kzc <kzc@users.noreply.github.com>
Date: Thu, 1 Jun 2017 15:54:27 -0400
Subject: [PATCH] better document behavior of unsafe_Func

---
 README.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index b6b52a46..95d54464 100644
--- a/README.md
+++ b/README.md
@@ -572,7 +572,8 @@ If you're using the `X-SourceMap` header instead, you can just omit `sourceMap.u
   comparison are switching. Compression only works if both `comparisons` and
   `unsafe_comps` are both set to true.
 
-- `unsafe_Func` (default: false) -- compress and mangle `Function(args, code)`.
+- `unsafe_Func` (default: false) -- compress and mangle `Function(args, code)`
+  when both `args` and `code` are string literals.
 
 - `unsafe_math` (default: false) -- optimize numerical expressions like
   `2 * x * 3` into `6 * x`, which may give imprecise floating point results.