nobu	2016-12-18 20:43:51 +0900 (Sun, 18 Dec 2016)

  New Revision: 57110

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=57110

  Log:
    re.c: use name_to_backref_number
    
    * re.c (match_backref_number): use name_to_backref_number for
      casts.

  Modified files:
    trunk/re.c
Index: re.c
===================================================================
--- re.c	(revision 57109)
+++ re.c	(revision 57110)
@@ -1111,6 +1111,8 @@ match_size(VALUE match) https://github.com/ruby/ruby/blob/trunk/re.c#L1111
     return INT2FIX(RMATCH_REGS(match)->num_regs);
 }
 
+static int name_to_backref_number(struct re_registers *, VALUE, const char*, const char*);
+
 static int
 match_backref_number(VALUE match, VALUE backref)
 {
@@ -1134,10 +1136,7 @@ match_backref_number(VALUE match, VALUE https://github.com/ruby/ruby/blob/trunk/re.c#L1136
         break;
     }
 
-    num = onig_name_to_backref_number(RREGEXP_PTR(regexp),
-              (const unsigned char*)name,
-              (const unsigned char*)name + strlen(name),
-              regs);
+    num = name_to_backref_number(regs, regexp, name, name + strlen(name));
 
     if (num < 1) {
         rb_raise(rb_eIndexError, "undefined group name reference: %s", name);
@@ -1819,7 +1818,7 @@ static int https://github.com/ruby/ruby/blob/trunk/re.c#L1818
 name_to_backref_number(struct re_registers *regs, VALUE regexp, const char* name, const char* name_end)
 {
     return onig_name_to_backref_number(RREGEXP_PTR(regexp),
-	(const unsigned char* )name, (const unsigned char* )name_end, regs);
+	(const unsigned char *)name, (const unsigned char *)name_end, regs);
 }
 
 NORETURN(static void name_to_backref_error(VALUE name));

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