Method declaration and its implementation must match in all their types.
Previously, compiler warned only if it was unsafe if types
did not match. Fixes // rdar: //7933061



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@115683 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed