[m-dev.] Re: changes to string module

Ralph Becket rafe at csse.unimelb.edu.au
Fri Jan 30 12:25:54 AEDT 2009

Zoltan Somogyi, Friday, 30 January 2009:
> On 30-Jan-2009, Ralph Becket <rafe at csse.unimelb.edu.au> wrote:
> > Hmm.  That constants in question are 0xfe3dbe7f and 0xffffffff.  To get
> > around the overflow check these should be -0x1c24181 and -0x1, but
> > that feels rather unnatural.  Maybe the overflow check should only apply
> > to base 10 numbers?
> Yes, it should. In C's printf, using %x treats the argument as unsigned.

The 0xffffffff constant makes me concerned about 64 bit cleanliness if
the intention is to say "all bits in the word are 1".
mercury-developers mailing list
Post messages to:       mercury-developers at csse.unimelb.edu.au
Administrative Queries: owner-mercury-developers at csse.unimelb.edu.au
Subscriptions:          mercury-developers-request at csse.unimelb.edu.au

More information about the developers mailing list