[Bug sanitizer/94328] Logging of defects to file does not work with Asan and Ubsan combined

[gmc at synopsys dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94328

Gordon Mc <gmc at synopsys dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to fail|                            |9.2.0

--- Comment #5 from Gordon Mc <gmc at synopsys dot com> ---
Also just tested with newer GCC 9.2.0 - behavior there is the same as 6.2 and
7.3, in that the ubsan logging goes to stderr instead of the log file, in the
combined sanitizer build.