Fix build with GCC 4.6.2 (non-c++11 compilant compiler)
- delegating c'tors not supported



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@191709 91177308-0d34-0410-b5e6-96231b3b80d8
Enabling 32-bit tests for clang on Linux by default (ie. for the buildbot.).


git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@191714 91177308-0d34-0410-b5e6-96231b3b80d8