Compiling gcc-4.1.2 on 64-bit Ubuntu machines

[Jonathan Wakely]

On 20 January 2011 17:24, Olumide wrote:
>
> I've also to compile a sample plugin following the instructions here
> http://download.autodesk.com/us/maya/2011help/index.html?url=./files/API_Writing_a_simple_plugin.htm,topicNumber=d0e657386
> , but I got the error message:
> error: CPU you selected does not support x86-64 instruction set
>
> I was able to compile and link sample plugin after I removed -mtune=pentium4
> flag.

You can't use -mtune=pentium4 when compiling a 64-bit object, which is
the default on x86_64.  If you want to compile a 32-bit object tuned
for pentium4 you should use -m32 -mtune=pentium4