Fix Sema::CheckVectorOperands so that it doesn't try to insert a cast expression into the LHS of a compound assignment.  Fixes compound assignment of various "compatible" vector types, including NEON-vector and gcc-vector types.

<rdar://problem/9640356>



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@133737 91177308-0d34-0410-b5e6-96231b3b80d8
6 files changed