Re: [Exim] Compiler warnings with GCC 3.3 (dereferencing typ…

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Autor: Sheldon Hearn
Fecha:  
A: exim-users
Asunto: Re: [Exim] Compiler warnings with GCC 3.3 (dereferencing type-punned pointer will break strict-aliasingrules)
On (2003/07/24 13:25), Andreas Metzler wrote:

> It looks like Exim needs the -fno-strict-aliasing option, I get a
> great mass of "dereferencing type-punned pointer will break
> strict-aliasingrules" with Gcc 3.3.


I get no such warnings compiling Exim with gcc-3.3.1 as distributed in
FreeBSD 5.1-CURRENT.

$ gcc --version
gcc (GCC) 3.3.1 [FreeBSD] 20030711 (prerelease)

The FreeBSD port builds with no clever gcc options.

My compiler invocations look like this:

gcc -c -O -pipe -march=pentium3 -march=pentium3 \
    -I. -I/usr/local/include search.c


What do yours look like?

Ciao,
Sheldon.