[Bug c++/98232] [9 Regression] ICE when compiling libreoffice

[ht990332 at gmx dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98232

--- Comment #4 from Hussam Al-Tayeb <ht990332 at gmx dot com> ---
(In reply to Martin Liška from comment #3)
> Run build system with in a verbose mode (V=1 or VERBOSE=1), or so.
> And then for the problematic TU do -E, which will save pre-processed source
> file instead of the object file.

Can you please tell me what to type for -E? And what is a TU?