Add a new warning, -Wover-aligned, which detects attempts to use the default
allocator to construct an object which declares more alignment than the default
allocator actually provides. Fixes PR9527!


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@148857 91177308-0d34-0410-b5e6-96231b3b80d8
7 files changed