[PATCH] ld: Add lib32 directories for 32-bit emulation on FreeBSD/amd64

[Rainer Orth]

Ping?  It's been a week:

	https://sourceware.org/pipermail/binutils/2023-December/131178.html

	Rainer


> GNU ld currently fails to link 32-bit executables on FreeBSD/amd64 when
> the linked libraries have dependencies on shared objects themselves:
>
> $ gcc -m32 -o ei ei.c -lexecinfo
> /var/gcc/binutils/amd64/lib/gcc/amd64-pc-freebsd14.0/13.2.0/../../../../amd64-pc-freebsd14.0/bin/ld:
> warning: libelf.so.2, needed by /usr/lib/../lib32/libexecinfo.so, not found
> (try using -rpath or -rpath-link)
> /var/gcc/binutils/amd64/lib/gcc/amd64-pc-freebsd14.0/13.2.0/../../../../amd64-pc-freebsd14.0/bin/ld:
> /usr/lib/../lib32/libexecinfo.so: undefined reference to `elf_begin@R1.0'
> [...]
>
> Fixed by handling FreeBSD/amd64 like Linux/x86.
>
> Tested on amd64-pc-freebsd14.0.
>
> Ok for trunk?
>
> 	Rainer

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Rainer Orth, Center for Biotechnology, Bielefeld University