envutil.rb: skip if load failed

* test/lib/envutil.rb (assert_no_memory_leak): skip when failed to
  load fiddle.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48598 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 0 deletions

diff --git a/test/lib/envutil.rb b/test/lib/envutil.rb
index 001753a9f0..e48d683f09 100644
--- a/test/lib/envutil.rb
+++ b/test/lib/envutil.rb
@@ -466,6 +466,8 @@ eom
           next unless a > 0 and b > 0
           assert_operator(a.fdiv(b), :<, limit, message(message) {"#{n}: #{b} => #{a}"})
         end
+      rescue LoadError
+        skip
       end
 
       def assert_is_minus_zero(f)