[PATCH] D24864: [libcxxabi] Refactor pthread usage into a separate API

[Vitaly Buka via cfe-commits]

vitalybuka added a comment.

This change breaks http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux/builds/25625/steps/build%2032-bit%20symbolizer%20for%20compiler_rt_build/logs/stdio


https://reviews.llvm.org/D24864