Fix bug in DAGBuilder for getelementptr with expanded vector.

Replacing the usage of MVT with EVT in case the vector type is expanded.
Differential Revision: https://reviews.llvm.org/D23306


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@278913 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed