tree 2cdf615b69dbfc5ddecef76e575859f0ea455ba9
parent 9dc41192b72d1beb584e68dea25978aa4cf45221
author Martin Storsjö <martin@martin.st> 1604077883 +0200
committer Copybara-Service <copybara-worker@google.com> 1605046158 -0800

[libcxxabi] Build all of libcxxabi with _LIBCPP_BUILDING_LIBRARY defined

Various definitions from libcxx need to be set in the same way
as if building libcxx itself.

Differential Revision: https://reviews.llvm.org/D90476

GitOrigin-RevId: 9c30bafd59bf1078bbe1c235c7c25bf7e278e2e9