suppress warnings.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26441 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 2 deletions

diff --git a/test/ruby/test_system.rb b/test/ruby/test_system.rb
index 0fbad0af33..1819982250 100644
--- a/test/ruby/test_system.rb
+++ b/test/ruby/test_system.rb
@@ -37,7 +37,7 @@ class TestSystem < Test::Unit::TestCase
       tmp = open(tmpfilename, "w")
       tmp.print "this is a leading junk\n";
       tmp.print "#! /usr/local/bin/ruby -s\n";
-      tmp.print "print $zzz\n";
+      tmp.print "print $zzz if defined? $zzz\n";
       tmp.print "__END__\n";
       tmp.print "this is a trailing junk\n";
       tmp.close
@@ -49,7 +49,7 @@ class TestSystem < Test::Unit::TestCase
       tmp.print "#! /non/exist\\interpreter?/./to|be:ignored\n";
       tmp.print "this is a leading junk\n";
       tmp.print "#! /usr/local/bin/ruby -s\n";
-      tmp.print "print $zzz\n";
+      tmp.print "print $zzz if defined? $zzz\n";
       tmp.print "__END__\n";
       tmp.print "this is a trailing junk\n";
       tmp.close