This is useful when cross-compiling libc to another target in which case we first need to compile libc-hdrgen for host. We rely on the existing LLVM CMake infrastructure for that. Differential Revision: https://reviews.llvm.org/D95205
The LLVM libc header generation system
LLVM libc uses a header generation scheme to generate public as well as internal header files. This directory contains the implementation of the header generator which drives this header generation scheme.