libstdc++: Darwin does not support weak refs without definition.
authortorvald <torvald@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 20 Jan 2016 17:47:03 +0000 (17:47 +0000)
committertorvald <torvald@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 20 Jan 2016 17:47:03 +0000 (17:47 +0000)
commitf3a7179f52a3d73cb01bfd06064683623375e050
tree648a0c62ea498773610394895ca9ab6b48c2d2d1
parentf4a2cfed8aaf2ec1f07edda8396bfe2562a893c1
libstdc++: Darwin does not support weak refs without definition.

        PR libstdc++/69310
        * config/os/bsd/darwin/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232628 138bc75d-0d04-0410-961f-82ee72b054a4
libstdc++-v3/ChangeLog
libstdc++-v3/config/os/bsd/darwin/os_defines.h