[OPENMP50]Fix scoring of contexts with and without user provided scores.

The context selector with user provided score must have higher score
than the context selector without user provided score.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@374224 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed