bootstraptest/runner.rb may run on older ruby

* bootstraptest/runner.rb: do not use safe navigation operator.
  this runner may run on older ruby.  partially revert r53110
  (GH-1142 patched by @mlarraz).

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55526 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

2 files changed, 7 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index e3076e7e93..3a31420d77 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Tue Jun 28 22:29:36 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* bootstraptest/runner.rb: do not use safe navigation operator.
+	  this runner may run on older ruby.  partially revert r53110
+	  (GH-1142 patched by @mlarraz).
+
 Tue Jun 28 22:09:09 2017  Akio Tajima <artonx@yahoo.co.jp>
 
 	* lib/fileutils.rb: rescue Errno:EACCES for chown.
diff --git a/bootstraptest/runner.rb b/bootstraptest/runner.rb
index 5eb468a338..d9711fef38 100755
--- a/bootstraptest/runner.rb
+++ b/bootstraptest/runner.rb
@@ -347,7 +347,7 @@ def assert_normal_exit(testsrc, *rest)
       $stderr.reopen(old_stderr)
       old_stderr.close
     end
-    if status&.signaled?
+    if status && status.signaled?
       signo = status.termsig
       signame = Signal.list.invert[signo]
       unless ignore_signals and ignore_signals.include?(signame)