[Solaris] emit .init_array instead of .ctors on Solaris (Sparc/x86)

Patch by Fedor Sergeev.

Differential Revision:  https://reviews.llvm.org/D33868

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@305948 91177308-0d34-0410-b5e6-96231b3b80d8
7 files changed