From ef95dcd39093e0c3bb017a37fe0ff5a7158e91a7 Mon Sep 17 00:00:00 2001 From: murase_syuka Date: Wed, 18 Nov 2015 21:37:17 +0900 Subject: Bugfix nagative-number lshift() bit overflow --- test/t/integer.rb | 3 +++ 1 file changed, 3 insertions(+) (limited to 'test/t/integer.rb') diff --git a/test/t/integer.rb b/test/t/integer.rb index c6084bfeb..5379744e5 100644 --- a/test/t/integer.rb +++ b/test/t/integer.rb @@ -150,6 +150,9 @@ assert('Integer#<<', '15.2.8.3.12') do # Left Shift by 31 is bitShift overflow to SignedInt assert_equal 2147483648, 1 << 31 + + # -3 Left Shift by 30 is bitShift overflow to SignedInt + assert_equal -3221225472, -3 << 30 end assert('Integer#>>', '15.2.8.3.13') do -- cgit v1.2.3