signal.c: reserved signals

* signal.c (rb_f_kill): should immediately deliver reserved
  signals SIGILL and SIGFPE, ont only SIGSEGV and SIGBUS.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53656 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Tue Jan 26 13:08:34 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* signal.c (rb_f_kill): should immediately deliver reserved
+	  signals SIGILL and SIGFPE, ont only SIGSEGV and SIGBUS.
+
 Tue Jan 26 07:57:28 2016  Joseph Tibbertsma  <josephtibbertsma@gmail.com>
 
 	* gc.c (RVALUE_PAGE_WB_UNPROTECTED): fix a typo of argument name.

signal.c

@@ -485,6 +485,12 @@ rb_f_kill(int argc, const VALUE *argv)
 #ifdef SIGKILL
 		  case SIGKILL:
 #endif
+#ifdef SIGILL
+		  case SIGILL:
+#endif
+#ifdef SIGFPE
+		  case SIGFPE:
+#endif
 #ifdef SIGSTOP
 		  case SIGSTOP:
 #endif