nobu	2015-12-09 17:02:06 +0900 (Wed, 09 Dec 2015)

  New Revision: 52999

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=52999

  Log:
    regparse.h: ANSI alias rule fix
    
    * regparse.h (SET_NTYPE): get rid of breaking strict aliasing.
      patch by Zarko Todorovski in [ruby-core:71953].  [Bug #11790]

  Modified files:
    trunk/ChangeLog
    trunk/regparse.h
Index: regparse.h
===================================================================
--- regparse.h	(revision 52998)
+++ regparse.h	(revision 52999)
@@ -67,7 +67,11 @@ RUBY_SYMBOL_EXPORT_BEGIN https://github.com/ruby/ruby/blob/trunk/regparse.h#L67
                        BIT_NT_CANY | BIT_NT_BREF)) != 0)
 
 #define NTYPE(node)             ((node)->u.base.type)
-#define SET_NTYPE(node, ntype)   (node)->u.base.type = (ntype)
+#define SET_NTYPE(node, ntype) \
+    do { \
+	int value = ntype; \
+	memcpy(&((node)->u.base.type), &value, sizeof(int)); \
+    } while (0)
 
 #define NSTR(node)         (&((node)->u.str))
 #define NCCLASS(node)      (&((node)->u.cclass))
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 52998)
+++ ChangeLog	(revision 52999)
@@ -1,3 +1,8 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Wed Dec  9 17:02:03 2015  Nobuyoshi Nakada  <nobu@r...>
+
+	* regparse.h (SET_NTYPE): get rid of breaking strict aliasing.
+	  patch by Zarko Todorovski in [ruby-core:71953].  [Bug #11790]
+
 Wed Dec  9 16:10:37 2015  Koichi Sasada  <ko1@a...>
 
 	* vm.c (rb_vm_cref_in_context): Module#define_method in non-class

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