Remove $FreeBSD$: one-line sh pattern Remove /^\s*#[#!]?\s*\$FreeBSD\$.*$\n/
Update build glue for libclang_rt.
Update libclang_rt: * Add cfi, dd, fuzzer and xray * Update arch support * Update OptionalObsoleteFiles.inc
Update lib/libclang_rt for compiler-rt trunk r338150.