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Re: optimization/4069: gcc -O2 produces bad code using gcc 3.0 on i686-pc-linux-gnu
- To: gcc-bugs at gcc dot gnu dot org, gcc-prs at gcc dot gnu dot org, nobody at gcc dot gnu dot org, pjh at cs dot unh dot edu
- Subject: Re: optimization/4069: gcc -O2 produces bad code using gcc 3.0 on i686-pc-linux-gnu
- From: neil at gcc dot gnu dot org
- Date: 21 Aug 2001 15:11:30 -0000
Synopsis: gcc -O2 produces bad code using gcc 3.0 on i686-pc-linux-gnu
State-Changed-From-To: open->closed
State-Changed-By: neil
State-Changed-When: Tue Aug 21 08:11:30 2001
State-Changed-Why:
Not a bug; your code violates ANSI C aliasing rules.
http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view&pr=4069&database=gcc