in src/stm8/main.c, should the global variable stm8_port.linker.libs be changed from null to something like {"stm8", null} ?
Philipp Klaus Krause <p...@spth.de>编写: >On 10.09.2014 12:10, Ben Shi wrote: >> I tried the following c code with command "sdcc a.c -mstm8", >> >> #include <stdio.h> >> #include <stdlib.h> >> #include <string.h> >> void ww(void *p, void *q, void *t) { >> memcpy(p, q, 10); >> memset(t, 0, 10); >> } >> int main(void) { >> char w[10]; >> char ww1[10]; >> char wq[10]; >> for (;;) >> ww(w, ww1, wq); >> return 0; >> } >> >> and got error like >> a.c:19: warning 126: unreachable code >> ?ASlink-Warning-Undefined Global '_memset' referenced by module 'a' >> ?ASlink-Warning-Undefined Global '_memcpy' referenced by module 'a' >> >> But I did find _memset.rel & _memcpy.rel were archived into stm8.lib, >> what's wrong ? > >I think I filed a bug for this (can't find the report now though, maybe >I forgot to file it): Sometimes the linker doesn't find stm8 standard >library functions. >A workaround is to manually specify the path to the standard library >when linking, so the linker sees the standard library twice (once from >sdcc, once from the command line). Then it always seems to find all >functions. > >Philipp > > > > >------------------------------------------------------------------------------ >Want excitement? >Manually upgrade your production database. >When you want reliability, choose Perforce >Perforce version control. Predictably reliable. >http://pubads.g.doubleclick.net/gampad/clk?id=157508191&iu=/4140/ostg.clktrk >_______________________________________________ >Sdcc-user mailing list >Sdcc-user@lists.sourceforge.net >https://lists.sourceforge.net/lists/listinfo/sdcc-user ------------------------------------------------------------------------------ Want excitement? Manually upgrade your production database. When you want reliability, choose Perforce Perforce version control. Predictably reliable. http://pubads.g.doubleclick.net/gampad/clk?id=157508191&iu=/4140/ostg.clktrk _______________________________________________ Sdcc-user mailing list Sdcc-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/sdcc-user