Somehow aligned_union got dropped through the cracks.  This adds it.  Did a drive-by fix of alignment_of while I was in the neighborhood.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@180036 91177308-0d34-0410-b5e6-96231b3b80d8
Modest performance improvement for std::string's operator==.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@180072 91177308-0d34-0410-b5e6-96231b3b80d8
Zero-initialize all mbstate_t in the codecvt tests.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@180108 91177308-0d34-0410-b5e6-96231b3b80d8
PR12597: Remove "chown -R root:wheel" from the makefile.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@180122 91177308-0d34-0410-b5e6-96231b3b80d8
PR15820: Use tar instead of rsync to install the headers.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@180132 91177308-0d34-0410-b5e6-96231b3b80d8
Change makefile comment to refer to libc++ instead of libcpp.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@180135 91177308-0d34-0410-b5e6-96231b3b80d8
Avoid bash specific functionality to work with any POSIX shell
implementing $(( )).


git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@180139 91177308-0d34-0410-b5e6-96231b3b80d8
default_delete needs a static_assert against void types.  I had previously thought that sizeof(void) would take care of this.  I was wrong.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@180213 91177308-0d34-0410-b5e6-96231b3b80d8
İsmail Dönmez:  Change to mktemp template to make it compatible with Linux.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@180267 91177308-0d34-0410-b5e6-96231b3b80d8
Fix typos.


git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@180598 91177308-0d34-0410-b5e6-96231b3b80d8
Only use Clang pragma when compiling with clang.


git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@180678 91177308-0d34-0410-b5e6-96231b3b80d8
Use reinterpret_casts directly in place of C-style casts.


git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@180679 91177308-0d34-0410-b5e6-96231b3b80d8
Use static_cast.


git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@180680 91177308-0d34-0410-b5e6-96231b3b80d8
GCC doesn't support __has_attribute.


git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@180683 91177308-0d34-0410-b5e6-96231b3b80d8
Merge branch 'master' into powerpc-darwin8