diff options
author | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2002-02-15 04:43:58 +0000 |
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committer | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2002-02-15 04:43:58 +0000 |
commit | 289430e8eceaa8a9f541e455f0ffb8186ba06acd (patch) | |
tree | b20c78bfd137e6f2760e957348d6c7e926a36a7a /sample | |
parent | 9bd2c2681f9de7d68cae20116ad790b85e655667 (diff) |
* bignum.c (rb_big_rshift): should properly convert the nagative
value to 2's compliment.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2072 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'sample')
-rw-r--r-- | sample/test.rb | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/sample/test.rb b/sample/test.rb index d3773fe688..9778b6e4ca 100644 --- a/sample/test.rb +++ b/sample/test.rb @@ -809,6 +809,19 @@ b = 14269972710765292560 test_ok(a % b == 0) test_ok(-a % b == 0) +def shift_test(a) + b = a / (2 ** 32) + c = a >> 32 + test_ok(b == c) + + b = a * (2 ** 32) + c = a << 32 + test_ok(b == c) +end + +shift_test(-4518325415524767873) +shift_test(-0xfffffffffffffffff) + test_check "string & char" test_ok("abcd" == "abcd") |