ruby/include
卜部昌平 0dea31c437 RBIMPL_ATTR_NOALIAS: not until LLVM 12
I observed CI failures.
https://github.com/ruby/ruby/actions/runs/1240165911

It turns out that  RBIMPL_ATTR_NOALIAS was not mature before.  Skip
using it for old clang, and everything work as expected.
2021-09-22 16:37:13 +09:00
..
ruby RBIMPL_ATTR_NOALIAS: not until LLVM 12 2021-09-22 16:37:13 +09:00
ruby.h include/ruby.h: skip doxygen 2021-09-10 20:00:06 +09:00