
Part of #145349. These hooks are required downstream in order to run hermetic tests. See https://github.com/arm/arm-toolchain/pull/420 for more context on how this PR will be used.
LLVM libc ========= This directory and its subdirectories contain source code for llvm-libc, a retargetable implementation of the C standard library. LLVM is open source software. You may freely distribute it under the terms of the license agreement found in LICENSE.txt.