* gc.c (wmap_final_func): fix memory size shortage when realloc wmap. Fix SEGV during finilize of WeakRef on Solaris (though the SEGV could occur on all OS/platforms). [ruby-dev:48779] [Bug #10646] Fix SEGV during finalize of WeakRef on Solaris (though the SEGV
merge revision(s) r48999,r49484: [Backport #10646]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@50132 b2dd03c8-39d4-4d8f-98ff-823fe69b080e