[Bug other/46770] Replace .ctors/.dtors with .init_array/.fini_array on targets supporting them

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46770

--- Comment #77 from H.J. Lu <hjl.tools at gmail dot com> 2012-04-17 15:41:04 UTC ---
I believe .init_array keeps the same order of .ctors within
the same translation unit.  The proposed --reverse-init-array
switch will only reverse the order across translation units,
while keeping the same order within translation unit. Is this
correct?