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Re: c/7437: Identical unsigned int calculations differ by 1, depending on number of steps in calculation.
- From: reichelt at igpm dot rwth-aachen dot de
- To: gcc-bugs at gcc dot gnu dot org, gcc-prs at gcc dot gnu dot org, nobody at gcc dot gnu dot org, sewell at dramail dot com
- Date: 24 Nov 2002 21:44:56 -0000
- Subject: Re: c/7437: Identical unsigned int calculations differ by 1, depending on number of steps in calculation.
- Reply-to: reichelt at igpm dot rwth-aachen dot de, gcc-bugs at gcc dot gnu dot org, gcc-prs at gcc dot gnu dot org, nobody at gcc dot gnu dot org, sewell at dramail dot com, gcc-gnats at gcc dot gnu dot org
Synopsis: Identical unsigned int calculations differ by 1, depending on number of steps in calculation.
State-Changed-From-To: open->closed
State-Changed-By: reichelt
State-Changed-When: Sun Nov 24 13:44:56 2002
State-Changed-Why:
Not a bug.
This is just a floating point rounding issue.
See section "Problems with floating point computations"
in http://gcc.gnu.org/bugs.html#nonbugs
http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=7437