Fix a couple bugs in aggregate cast processing: 1) fix precedecence 
problem with &&/||.  2) use canonical types for comparison instead 
of raw types. 3) emit an ext-warn for a gnu extension.

Also simplify the code to make it less nested.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54068 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed