* parse.y (void_expr0): node might become NULL after calling remove_begin().

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@3698 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

3 files changed, 7 insertions, 2 deletions

diff --git a/ChangeLog b/ChangeLog
index 7b833885d..6df3c1c48 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sun Apr 20 03:09:30 2003  WATANABE Hirofumi  <eban@ruby-lang.org>
+
+	* parse.y (void_expr0): node might become NULL after calling
+	  remove_begin().
+
 Sat Apr 19 21:55:10 2003  Akinori MUSHA  <knu@iDaemons.org>
 
 	* ext/Setup*: Add zlib and remove bogus and obsolete entries.
diff --git a/lib/mkmf.rb b/lib/mkmf.rb
index a9f061df8..eda3389e1 100644
--- a/lib/mkmf.rb
+++ b/lib/mkmf.rb
@@ -518,7 +518,7 @@ def dir_config(target, idefault=nil, ldefault=nil)
   end
 
   if ldir
-    $LIBPATH.unshift(ldir) unless $LIBPATH.include?(ldir)
+    $LIBPATH.concat [ldir] unless $LIBPATH.include?(ldir)
   end
 
   [idir, ldir]
diff --git a/parse.y b/parse.y
index a0bc7d2de..8a87c8d19 100644
--- a/parse.y
+++ b/parse.y
@@ -4980,9 +4980,9 @@ void_expr0(node)
     char *useless = 0;
 
     if (!RTEST(ruby_verbose)) return;
-    if (!node) return;
 
   again:
+    if (!node) return;
     switch (nd_type(node)) {
       case NODE_NEWLINE:
 	node = node->nd_next;