diff options
| -rw-r--r-- | contrib/gcc/config/freebsd-spec.h | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/contrib/gcc/config/freebsd-spec.h b/contrib/gcc/config/freebsd-spec.h index 42311f2..03003c4 100644 --- a/contrib/gcc/config/freebsd-spec.h +++ b/contrib/gcc/config/freebsd-spec.h @@ -131,15 +131,17 @@ Boston, MA 02111-1307, USA. */ required by the user-land thread model. Before __FreeBSD_version 500016, select the appropriate libc, depending on whether we're doing profiling or need threads support. At __FreeBSD_version - 500016 and later, when threads support is requested include both - -lc and -lc_r instead of only -lc_r. To make matters interesting, - we can't actually use __FreeBSD_version provided by <osreldate.h> - directly since it breaks cross-compiling. As a final twist, make - it a hard error if -pthread is provided on the command line and gcc - was configured with --disable-threads (this will help avoid bug - reports from users complaining about threading when they - misconfigured the gcc bootstrap but are later consulting FreeBSD - manual pages that refer to the mythical -pthread option). */ + 500016 and later, threads libraries can be linked with libc. + Because of this, and because different (not multiple) threading + libraries may be selected in the link option, the -pthread option + is no longer supported. To make matters interesting, we can't + actually use __FreeBSD_version provided by <osreldate.h> directly + since it breaks cross-compiling. As a final twist, make it a hard + error if -pthread is provided on the command line and gcc was + configured with --disable-threads (this will help avoid bug reports + from users complaining about threading when they misconfigured the + gcc bootstrap but are later consulting FreeBSD manual pages that + refer to the mythical -pthread option). */ /* Provide a LIB_SPEC appropriate for FreeBSD. Just select the appropriate libc, depending on whether we're doing profiling or need threads support. @@ -157,9 +159,10 @@ is built with the --enable-threads configure-time option.} \ #include <sys/param.h> #if __FreeBSD_version >= 500016 #define FBSD_LIB_SPEC " \ + %{pthread: %eThe -pthread option is deprecated.} \ %{!shared: \ - %{!pg: %{pthread:-lc_r} -lc} \ - %{pg: %{pthread:-lc_r_p} -lc_p} \ + %{!pg: -lc} \ + %{pg: -lc_p} \ }" #else #define FBSD_LIB_SPEC " \ |
