From 871472c72b4e0d6200b23329b191cf6d9636ae5f Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 17 Jun 2016 08:45:05 +0000
Subject: Unnecessary checks

* ext/bigdecimal/bigdecimal.c: FIX2INT and FIX2UINT imply the
  check for Fixnum.

* ext/zlib/zlib.c: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55430 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/zlib/zlib.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'ext/zlib')

diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c
index 7f92eb6d19..4dfa2a5f34 100644
--- a/ext/zlib/zlib.c
+++ b/ext/zlib/zlib.c
@@ -1363,7 +1363,6 @@ rb_zstream_set_avail_out(VALUE obj, VALUE size)
 {
     struct zstream *z = get_zstream(obj);
 
-    Check_Type(size, T_FIXNUM);
     zstream_expand_buffer_into(z, FIX2INT(size));
     return size;
 }
@@ -1449,7 +1448,7 @@ rb_zstream_closed_p(VALUE obj)
 
 #define FIXNUMARG(val, ifnil) \
     (NIL_P((val)) ? (ifnil) \
-    : ((void)Check_Type((val), T_FIXNUM), FIX2INT((val))))
+    : (FIX2INT((val))))
 
 #define ARG_LEVEL(val)     FIXNUMARG((val), Z_DEFAULT_COMPRESSION)
 #define ARG_WBITS(val)     FIXNUMARG((val), MAX_WBITS)
-- 
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