file.
Changing code that is covered by these tests is just too hard to debug
currently, and now it will be clear the nature of the changes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216643 91177308-0d34-0410-b5e6-96231b3b80d8
nodes for vectors with an i16 element type. Add an optimization for
building a vector which is all zeros/undef except for the bottom
element, where the bottom element is an i8 or i16.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72988 91177308-0d34-0410-b5e6-96231b3b80d8