Detect if llvm-gcc is built on dragonegg.

Store the flags needed to disable optimizations and to emit LLVM-IR depending on
the version of llvm-gcc used.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118684 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed