[Bug target/109954] x86-64's -m32 does not conform to documentation

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109954

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2023-05-24
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
I think a compiler built for x86_64-pc-linux-gnu implicitly has
--with-arch=x86-64 and --with-arch_32=x86-64, which means it assumes the 32-bit
code will actually run on an x86_64 CPU. Which definitely doesn't match the
docs.