[PATCH] Fix crash when using PYTHONMALLOC=debug (PR python/24742)

[Tom Tromey]

>>>>> "Sergio" == Sergio Durigan Junior <sergiodj@redhat.com> writes:

Sergio> gdb/ChangeLog:
Sergio> 2019-06-27  Sergio Durigan Junior  <sergiodj@redhat.com>

Sergio> 	PR python/24742
Sergio> 	https://bugzilla.redhat.com/show_bug.cgi?id=1723564
Sergio> 	* python/python.c (do_start_initialization): Use 'xmalloc'
Sergio>           instead of 'PyMem_Malloc'.

This is ok.  Thanks for doing this.  I appreciated your explanation as
well.

Tom