[fpc-devel] AVR target on trunk does not compile for me

[Jeppe Johansen]

Probably because of the missing softfpu support. It's failing while 
writing debug info for floating point stuff in variants.

It will be fixed some day :)

On 6/2/19 10:54 PM, Michael Ring wrote:
>
> Thank you, not using -gw2 did the trick for avr5.
>
> Is this issue also known to you? I am trying to build avr6 support:
>
>   BINUTILSPREFIX=avr- ; CROSSOPT="-O- -g -dDEBUG"
>   SUBARCH=avr6
>   make clean buildbase  CROSSINSTALL=1 OS_TARGET=embedded 
> CPU_TARGET=avr SUBARCH=$SUBARCH CROSSOPT="$CROSSOPT" 
> BINUTILSPREFIX=$BINUTILSPREFIX 
> OPT="-XR/Library/Developer/CommandLineTools//SDKs/MacOSX.sdk/" || exit 1
>   sudo make installbase CROSSINSTALL=1 OS_TARGET=embedded 
> CPU_TARGET=avr SUBARCH=$SUBARCH CROSSOPT="$CROSSOPT" 
> BINUTILSPREFIX=$BINUTILSPREFIX 
> INSTALL_UNITDIR=/usr/local/lib/fpc/3.3.1/units/avr-embedded/$SUBARCH/rtl 
> || exit 1
>
> results in:
>
> /bin/mkdir -p /Users/ring/devel/fpc-avr/rtl/units/avr-embedded
> /Users/ring/devel/fpc-avr/compiler/ppcrossavr -Cpavr6 -Ur -Tembedded 
> -Pavr -XPavr- -Xr -Ur -Xs -O2 -n -Fi../inc -Fi../avr -FE. 
> -FU/Users/ring/devel/fpc-avr/rtl/units/avr-embedded 
> -XR/Library/Developer/CommandLineTools//SDKs/MacOSX.sdk/ -davr 
> -dRELEASE -O- -g -dDEBUG  -Us -Sg system.pp @system.cfg
> system.pp(293,1) Fatal: Internal error -1413909275
>
> Michael
>
> Am 02.06.19 um 17:56 schrieb Christo Crause:
>>
>> On Sun, Jun 2, 2019 at 4:51 PM Michael Ring <mail at michael-ring.org 
>> <mailto:mail at michael-ring.org>> wrote:
>>
>>     I tried answering a question on the list today and to do so I did my
>>     'first time ever' compile of the avr target.
>>
>>     This is how I tried to build the avr-embedded target on my Mac:
>>
>>        SUBARCH=avr5; BINUTILSPREFIX=avr- ; CROSSOPT="-O- -gw2 -dDEBUG"
>>        make clean buildbase  CROSSINSTALL=1 OS_TARGET=embedded
>>     CPU_TARGET=avr SUBARCH=$SUBARCH CROSSOPT="$CROSSOPT"
>>     BINUTILSPREFIX=$BINUTILSPREFIX
>>     OPT="-XR/Library/Developer/CommandLineTools//SDKs/MacOSX.sdk/" ||
>>     exit 1
>>
>>     [snip]
>>     /Users/ring/devel/fpc-avr/rtl/units/avr-embedded/system.s: Assembler
>>     messages:
>>     /Users/ring/devel/fpc-avr/rtl/units/avr-embedded/system.s:90477:
>>     Error:
>>     value of 68582 too large for field of 2 bytes at 4713
>>     /Users/ring/devel/fpc-avr/rtl/units/avr-embedded/system.s:90485:
>>     Error:
>>     value of 68582 too large for field of 2 bytes at 4731
>>
>>
>> The compiler picks dwarf3 by default to avoid this type of problem, 
>> see also 
>> https://www.mail-archive.com/fpc-devel@lists.freepascal.org/msg35438.html
>>
>> Try building without specifying -gw2 in CROSSOPT.
>>
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>
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