[fpc-devel] error target i386 -Cp80486

[J. Gareth Moreton]

Absolutely I can.  I'll see what I can find.

Gareth aka. Kit

On 23/04/2024 12:09, Tomas Hajny via fpc-devel wrote:
> On 2024-04-23 11:50, Marģers . via fpc-devel wrote:
>> 1) does not work
>> make clean singlezipinstall OS_TARGET=win32 CPU_TARGET=i386
>> ALLOW_WARNINGS=1 OPT="  -O2 -vxitl -Cp80486 -Op80486"
>>
>> hangs on
>> system.inc(421,2) Start reading includefile
>> C:\Users\Lietotajs\Downloads\fora\a\486\gh\rtl\inc\generic.inc
>  .
>  .
>
> Indeed. This is clearly an issue related to optimizations. The 
> important point missing here is that it happens when compiling with 
> ppc1.exe. I just tried building a trunk compiler (make rtl_all 
> compiler_all) with "OPT=-O- -Cp80486 -Op80486" and then started 
> another compilation round with compiler built this way, but using -O2 
> this time, in order to make sure that it wasn't an optimization bug in 
> the released 3.2.2 compiler. The new compilation round (using a 
> non-optimized compiler) hangs at an exactly the same place, i.e. it's 
> a bug (probably endless loop?) in the optimization code specific to 
> the trunk compiler. @Gareth, could you please have a look at it?
>
> Tomas
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