Suggest typo corrections for implicit function declarations.

A mistyped function call becomes an inmplicit function declaration in C.
Suggest typo correction when one can be found.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@145930 91177308-0d34-0410-b5e6-96231b3b80d8
6 files changed