Hi Masahiro, On 26/01/2020 14:45, Masahiro Yamada wrote: > On Thu, Jan 23, 2020 at 7:52 PM Vincenzo Frascino > <vincenzo.frascino@xxxxxxx> wrote: >> [...] >> >> No /dev/zero because otherwise I get a warning that says that I am trying to >> compile an object into the same file. >> >> If I invert /dev/zero and /dev/null this trashes the compilation. It took me a >> while to get the right combination. > > > What compiler produces such a warning? > GCC? Clang? > It is GCC: $ aarch64-none-linux-gnu-gcc -c -x assembler /dev/null -o /dev/null Assembler messages: Fatal error: The input '/dev/null' and output '/dev/null' files are the same > > > > -- > Best Regards > Masahiro Yamada > -- Regards, Vincenzo
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