K 10 svn:author V 3 dim K 8 svn:date V 27 2016-05-27T20:45:32.511493Z K 7 svn:log V 263 After r300770, for libc++ and libcxxrt, use -isystem instead of -I. This should fix builds with external gcc toolchains from ports, which also use -isystem to work around problems with gcc's --sysroot implementation. Thanks to Bryan Drewery for this workaround. END