[Bug lto/96389] Compiling MinGW-w64 GCC with LTO results in error: symbol wrong type (4 vs 3)

[brechtsanders at users dot sourceforge.net]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96389

--- Comment #2 from Brecht Sanders <brechtsanders at users dot sourceforge.net> ---
Am I in uncharted territory?
Or is it worth it exploring LTO versions of libgcc_s.a and libstdc++.a?
What about the error message "symbol wrong type (4 vs 3)"? What does it mean
exactly and how dos the LTO build trigger this error?