[libc++] Harden usage of static_assert against C++03
authorLouis Dionne <ldionne@apple.com>
Tue, 1 Oct 2019 12:12:21 +0000 (12:12 +0000)
committerLouis Dionne <ldionne@apple.com>
Tue, 1 Oct 2019 12:12:21 +0000 (12:12 +0000)
commit371ea70bb7f9c9e811c36371c647980c90763b37
tree783ba1fb3737daed1e3d339ab59e3f8977857437
parented5a8971ecff1e8e51ced7f44e3f6bb71fd97086
[libc++] Harden usage of static_assert against C++03

In C++03, we emulate static_assert with a macro, and we must parenthesize
multiple arguments.

llvm-svn: 373328
libcxx/include/cmath