[PartialInlining] Use isInlineViable to detect constructs preventing inlining.

Use isInlineViable to prevent inlining of functions with non-inlinable
constructs, in case cost analysis is skipped.

Reviewers: efriedma, sfertile, davide, davidxl

Reviewed By: efriedma

Differential Revision: https://reviews.llvm.org/D42846


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@327207 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed