llvm-project

afc83688 - [libc++abi][libunwind] Enable AT&T syntax explicitly (#166818)

[libc++abi][libunwind] Enable AT&T syntax explicitly (#166818) Implementation files using the Intel syntax typically explicitly specify it. Do the same for the few files where applicable for AT&T. This enables building LLVM with `-mllvm -x86-asm-syntax=intel` in one's Clang config files (i.e. a global preference for Intel syntax).