[HIP] Fix -save-temps

Currently clang does not save some of the intermediate file generated during device compilation for HIP when -save-temps is specified.

This patch fixes that.

Differential Revision: https://reviews.llvm.org/D68665


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@374198 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed