[libcxx] Fix usage of _C2, which is a "nasty macro" in some environments

The problem was pointed out in https://reviews.llvm.org/D48896#inline-475775.

llvm-svn: 345834
3 files changed
tree: 05c03daaec54de40b2a72d06b6e0fba9a0717249
  1. clang/
  2. clang-tools-extra/
  3. compiler-rt/
  4. debuginfo-tests/
  5. libclc/
  6. libcxx/
  7. libcxxabi/
  8. libunwind/
  9. lld/
  10. lldb/
  11. llgo/
  12. llvm/
  13. openmp/
  14. parallel-libs/
  15. polly/
  16. README.md
README.md

The LLVM Compiler Infrastructure

This directory and its subdirectories contain source code for LLVM, a toolkit for the construction of highly optimized compilers, optimizers, and runtime environments.