On AIX 4.3.3 with IBM C 5.0.2 I get the following: t/op/number.........ok 9/35# Failed test (t/op/number.t at line 278) t/op/number.........NOK 10# got: '5.000000 # -0.000000 # 2.000000 # -1.000000 # 1.000000 # -2.000000 # ' # expected: '5.000000 # 0.000000 # 2.000000 # -1.000000 # 1.000000 # -2.000000 # '
Robin > -----Original Message----- > From: Michael Joyce [SMTP:[EMAIL PROTECTED]] > Sent: 17 December 2002 07:11 > To: [EMAIL PROTECTED] > Subject: Negative Zero > > I've just subscribed to the mailing lists, and I'm very excited to be a > part > of this. I started reading the documentation and I've been reading > throught > he tests. It's making a lot of sense, which is a good thing. > > My question is, has there been a decision for negative zero? Zero > shouldn't be > negative (IMHO) or if it is allowed to be zero, then the floating point > zero > and the integer zero should probably behave the same way. > > I'll give an example: > > set N1,0 > print N1 > print "\n" > neg N1, N1 > print N1 > print "\n" > > set I1,0 > print I1 > print "\n" > neg I1,I1 > print I1 > print "\n" > > outputs > 0.000000 > -0.000000 > 0 > 0 > > Michael > > > > > ************************************************************************** > ************************** > Confidentiality: This e-mail and any files transmitted with it are > confidential and intended solely for the use of the individual or entity > to whom they are addressed. If you have received this e-mail in error, > use of this information (including disclosure, copying or distribution) > may be unlawful. Please notify [EMAIL PROTECTED] and > delete the message immediately. > > Security: Internet e-mail is not a 100% secure communications medium. > > Viruses: This e-mail (and any attachments) has been checked (using Sophos > Sweep 3.63 + patches) and found to be clean from any virus infection > before leaving. > Therefore neither Aquila Networks Services Ltd nor Midlands Electricity > plc or any of their group undertakings (as defined by the Companies Act > 1989) (together referred to as the "Companies") accept legal > responsibility for this message or liability for the consequences of any > computer viruses which may have been transmitted by this e-mail. > > Monitoring: All electronic communications with the Companies may be > monitored in accordance with the UK Regulation of Investigatory Powers > Act, Lawful Business Practice Regulations, 2000. If you do not consent to > such monitoring, you should contact the sender of this e-mail. > > Aquila Networks Services Limited, > Registered office: Whittington Hall, Whittington, Worcester, WR5 2RB > Registered in England and Wales number 3600545 > This e-mail may be sent on behalf of any of the Companies. > ************************************************************************** > **************************
