duerst	2016-06-11 09:58:49 +0900 (Sat, 11 Jun 2016)

  New Revision: 55374

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=55374

  Log:
    * enc/iso_8859_1.c: Revert to older version of code.

  Modified files:
    trunk/ChangeLog
    trunk/enc/iso_8859_1.c
Index: enc/iso_8859_1.c
===================================================================
--- enc/iso_8859_1.c	(revision 55373)
+++ enc/iso_8859_1.c	(revision 55374)
@@ -260,7 +260,7 @@ case_map (OnigCaseFoldType* flagP, const https://github.com/ruby/ruby/blob/trunk/enc/iso_8859_1.c#L260
 					 const OnigUChar* end, OnigUChar* to, OnigUChar* to_end,
 					 const struct OnigEncodingTypeST* enc)
 {
-  OnigCodePoint code, lower;
+  OnigCodePoint code;
   OnigUChar *to_start = to;
   OnigCaseFoldType flags = *flagP;
 
@@ -278,10 +278,11 @@ case_map (OnigCaseFoldType* flagP, const https://github.com/ruby/ruby/blob/trunk/enc/iso_8859_1.c#L278
 	    code = 's';
 	}
     }
-    else if ((lower=ONIGENC_ISO_8859_1_TO_LOWER_CASE(code)) != code)
-	     && (flags&ONIGENC_CASE_UPCASE)) {
-	flags |= ONIGENC_CASE_MODIFIED;
-	code = lower;
+    else if (code==0xAA || code==0xBA) ;
+    else if ((EncISO_8859_1_CtypeTable[code] & BIT_CTYPE_UPPER)
+	     && (flags & (ONIGENC_CASE_DOWNCASE|ONIGENC_CASE_FOLD))) {
+        flags |= ONIGENC_CASE_MODIFIED;
+	code += 0x20;
     }
     else if ((EncISO_8859_1_CtypeTable[code]&BIT_CTYPE_LOWER)
 	     && (flags&ONIGENC_CASE_UPCASE)) {
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 55373)
+++ ChangeLog	(revision 55374)
@@ -1,3 +1,7 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Sat Jun 11 09:58:45 2016  Martin Duerst  <duerst@i...>
+
+	* enc/iso_8859_1.c: Revert to older version of code.
+
 Sat Jun 11 09:46:17 2016  Martin Duerst  <duerst@i...>
 
 	* enc/iso_8859_1.c: Implement non-ASCII case mapping.

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