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

[Jan Beulich]

On 19.12.2023 23:23, Rainer Orth wrote:
> Ping?  It's been a week:
> 
> 	https://sourceware.org/pipermail/binutils/2023-December/131178.html
> 
> 	Rainer

Not knowing FreeBSD it's hard to approve a change like this. Specifically, ...

>> 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.

... it doesn't look implausible that things may have worked on earlier
versions (or else perhaps someone would have noticed long ago), and that
hence your change might break things there.

Jan