When performing template argument deduction, ensure that multiple
deductions of the same template parameter are equivalent. This allows
us to implement the is_same type trait (!).

Also, move template argument deduction into its own file and update a
few build systems with this change (grrrr).

llvm-svn: 72819
7 files changed
tree: 68b13c30aa8696ff3a38237e1f83edcb7e2b3bbf
  1. clang/
  2. llvm/