[Bug driver/118975] -undef is passed to the linker

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118975

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2025-02-21

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
#ifndef LINK_COMMAND_SPEC
#define LINK_COMMAND_SPEC "\
%{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S:\
    %(linker) " \
    LINK_PLUGIN_SPEC \
   "%{flto|flto=*:%<fcompare-debug*} \
    %{flto} %{fno-lto} %{flto=*} %l " LINK_PIE_SPEC \
   "%{fuse-ld=*:-fuse-ld=%*} " LINK_COMPRESS_DEBUG_SPEC \
   "%X %{o*} %{e*} %{N} %{n} %{r}\
    %{s} %{t} %{u*}


I don't know how to filter out undef in the above gcc specs though.