From 1d122a7c73ba8ec2af0f9ec1a7662b9d90bb5efe Mon Sep 17 00:00:00 2001
From: ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 29 Oct 2015 21:47:05 +0000
Subject: * vm_insnhelper.c (vm_env_cref): make it inline for performance.

* vm_insnhelper.c (rb_vm_get_cref): use NULL instead of 0.




git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52370 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 vm_insnhelper.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

(limited to 'vm_insnhelper.c')

diff --git a/vm_insnhelper.c b/vm_insnhelper.c
index 7fbdcd9c27..6a7bba92d4 100644
--- a/vm_insnhelper.c
+++ b/vm_insnhelper.c
@@ -448,7 +448,7 @@ check_cref(VALUE obj, int can_be_svar)
     }
 }
 
-static rb_cref_t *
+static inline rb_cref_t *
 vm_env_cref(const VALUE *ep)
 {
     rb_cref_t *cref;
@@ -492,11 +492,12 @@ rb_vm_get_cref(const VALUE *ep)
 {
     rb_cref_t *cref = vm_env_cref(ep);
 
-    if (cref == 0) {
+    if (cref != NULL) {
+	return cref;
+    }
+    else {
 	rb_bug("rb_vm_get_cref: unreachable");
     }
-
-    return cref;
 }
 
 void
-- 
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