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 <[email protected]>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
>
>
>
>
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