normal	2017-03-09 12:49:47 +0900 (Thu, 09 Mar 2017)

  New Revision: 57821

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=57821

  Log:
    ext/socket/raddrinfo.c (addrinfo_mark): avoid needless branch
    
    gc.c (gc_mark_children, case T_DATA) does not use
    the dmark function pointer if DATA_PTR is NULL

  Modified files:
    trunk/ext/socket/raddrinfo.c
Index: ext/socket/raddrinfo.c
===================================================================
--- ext/socket/raddrinfo.c	(revision 57820)
+++ ext/socket/raddrinfo.c	(revision 57821)
@@ -726,10 +726,8 @@ static void https://github.com/ruby/ruby/blob/trunk/ext/socket/raddrinfo.c#L726
 addrinfo_mark(void *ptr)
 {
     rb_addrinfo_t *rai = ptr;
-    if (rai) {
-        rb_gc_mark(rai->inspectname);
-        rb_gc_mark(rai->canonname);
-    }
+    rb_gc_mark(rai->inspectname);
+    rb_gc_mark(rai->canonname);
 }
 
 #define addrinfo_free RUBY_TYPED_DEFAULT_FREE

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