Introduce ASTVector, which is a std::vector-like class that allocates all memory
using the allocator associated with an ASTContext.  This is largely copy-and-paste
from SmallVector, and should be refactored one day.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@101194 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed