In the spirit of other changes over the past month aimed at supporting
monster-sized programs better, increase the default freelist volume
from 1M to 5M.  Maybe even that is too small.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@4954 a5019735-40e9-0310-863c-91ae7b9d1cf9
3 files changed