[Bug target/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 #45 from H.J. Lu <hjl.tools at gmail dot com> 2010-12-12 15:54:16 
UTC ---
Since init_priority is global, I will work on binutils
to allow mixing .ctors and .init_array.