From ecfca8def78043f891bcbe6bc1eb036048996169 Mon Sep 17 00:00:00 2001
From: dearblue <dearblue@users.noreply.github.com>
Date: Sat, 25 May 2019 22:24:08 +0900
Subject: Fix double rounded by negative index

- Before patched:
  ```
  $ mruby -e 'p (-12..-1).map { |i| "Hello"[i] }.join'
  "HelloHello"
  ```
- After patched:
  ```
  $ mruby -e 'p (-12..-1).map { |i| "Hello"[i] }.join'
  "Hello"
  ```
---
 src/string.c | 3 ---
 1 file changed, 3 deletions(-)

(limited to 'src')

diff --git a/src/string.c b/src/string.c
index db2d73e32..bfe73b359 100644
--- a/src/string.c
+++ b/src/string.c
@@ -449,9 +449,6 @@ str_substr(mrb_state *mrb, mrb_value str, mrb_int beg, mrb_int len)
   if (clen == 0) {
     len = 0;
   }
-  else if (beg < 0) {
-    beg = clen + beg;
-  }
   if (beg > clen) return mrb_nil_value();
   if (beg < 0) {
     beg += clen;
-- 
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