nobu	2019-02-15 14:51:39 +0900 (Fri, 15 Feb 2019)

  New Revision: 67078

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=67078

  Log:
    Assert that union sizes match

  Modified files:
    trunk/gc.c
Index: gc.c
===================================================================
--- gc.c	(revision 67077)
+++ gc.c	(revision 67078)
@@ -449,6 +449,8 @@ typedef struct RVALUE { https://github.com/ruby/ruby/blob/trunk/gc.c#L449
 #pragma pack(pop)
 #endif
 
+STATIC_ASSERT(rvalue_size, sizeof(((RVALUE*)0)->as) == sizeof(((RVALUE*)0)->as.values));
+
 typedef uintptr_t bits_t;
 enum {
     BITS_SIZE = sizeof(bits_t),

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