David Blaikie f70b21a4b8 Use unique_ptr to handle ownership of synthesized args in DerivedArgList
This might be able to be simplified further by using Arg as a value type
in a linked list (to maintain pointer validity), but here's something
simple to start with.

llvm-svn: 206724
2014-04-20 22:37:46 +00:00
..
2014-04-19 23:56:35 +00:00
2014-04-19 23:56:35 +00:00