Am 03.06.2019 um 12:00 schrieb Michael Ring: > I set CROSSOPT to empty, after this change avr6 builds. BUT: > > What made me wonder was that avr5 builds fine, it should be affected by the > same SOFTFPU issue. > > I did a quick grep through the fpc sources and found no obviously missing > defines for avr6. > > However, a grep for avr revealed this code snippet in rtl/embedded/system.cfg: > > # AVR6 has normally more memory, so enable more functions > #ifdef CPUAVR6 > -SfANSISTRINGS > -SfWIDESTRINGS > -SfDYNARRAYS > -SfTHREADING > -SfVARIANTS > -SfOBJECTS > -SfCOMMANDARGS > -SfRANDOM > -SfRESOURCES > #endif > > > The build works find with -g when I remove -SfVARIANTS > > I am also wondering if CPUAVR is set when CPUAVR6 is set (I guess so),
Yes. > if this is true then -SfOBJECTS can also be > removed from the CPUAVR6 Define as it is already in the CPUAVR define This is true indeed. > > Last question: Is avr6 the only subarch that has enough memory for enabling > strings? I am a Noob when it comes to avr, > but I guess there should be more subarchs that have more memory, I today saw > some ATTINY Chips with 32kB of Flash.... It depends on the particular controller type and it is a rough estimation when it should be enabled. In practice, one should recompile the rtl with the needed settings. _______________________________________________ fpc-devel maillist - fpc-devel@lists.freepascal.org https://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-devel
