[Bug libgcc/63684] Build failure due to "Let GDB reuse GCC's parser."

[sasha.levin at oracle dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63684

--- Comment #16 from Sasha Levin <sasha.levin at oracle dot com> ---
The build works fine if I'm using a different obj directory.