tree ae45c15f571ba183efd650653747af04c9ab91b5
parent f23deca27d417faefd8c3dfe59e68c212fa63d68
author Richard Smith <richard-llvm@metafoo.co.uk> 1518045803 +0000
committer Richard Smith <richard-llvm@metafoo.co.uk> 1518045803 +0000

Fix compilation in C++17 mode.

C++17 removes `std::unexpected_handler`, but libc++abi needs it to define
`__cxa_exception`. When building against libc++, this is easily rectified by
telling libc++ we're building the library. We already do this in the other
places where we need these symbols.

Differential Revision: https://reviews.llvm.org/D42987


git-svn-id: https://llvm.org/svn/llvm-project/libcxxabi/trunk@324542 91177308-0d34-0410-b5e6-96231b3b80d8