Don't assume something which might be a constant expression is an instruction.
Based on PR9429, but no testcase because I can't figure out how to trigger it
anymore given other changes to the relevant code.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128781 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed