https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67734
Bug ID: 67734 Summary: Gcc warning "gcc: warning: couldn’t understand kern.osversion ‘14.5.0" Product: gcc Version: 4.9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: 275438859 at qq dot com Target Milestone: --- Hi,everybody, I have installed gcc(4.9.0) for my mac(OS X 10.10.5,Xcode6.4)with homebrew. But it doesn't work properly.And after I input"gcc -v",it returns warning"gcc: warning: couldn’t understand kern.osversion ‘14.5.0" And the return with command: $ gcc -v -save-temps all-your-options source-file gcc: warning: couldn’t understand kern.osversion ‘14.5.0 gcc: error: all-your-options: No such file or directory gcc: error: source-file: No such file or directory Using built-in specs. COLLECT_GCC=gcc COLLECT_LTO_WRAPPER=/usr/local/libexec/gcc/x86_64-apple-darwin12.4.0/4.9.0/lto-wrapper Target: x86_64-apple-darwin12.4.0 Configured with: ../gcc-4.9-20130811/configure --enable-languages=fortran,c++ Thread model: posix gcc version 4.9.0 20130811 (experimental) (GCC)