t-linux: New file; define MULTIARCH_DIRNAME.

2012-11-21  Matthias Klose  <doko@ubuntu.com>

        * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
        * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.

From-SVN: r193713

gcc/ChangeLog

+2012-11-21  Matthias Klose  <doko@ubuntu.com>
+
+	* config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
+	* config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
+
 2012-11-21  Vladimir Makarov  <vmakarov@redhat.com>
 
 	PR rtl-optimization/55414

gcc/config.gcc

@@ -1552,7 +1552,7 @@ ia64*-*-freebsd*)
 	;;
 ia64*-*-linux*)
 	tm_file="${tm_file} dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h ia64/sysv4.h ia64/linux.h"
-	tmake_file="${tmake_file} ia64/t-ia64 t-libunwind"
+	tmake_file="${tmake_file} ia64/t-ia64 ia64/t-linux t-libunwind"
 	target_cpu_default="MASK_GNU_AS|MASK_GNU_LD"
 	;;
 ia64*-*-hpux*)

gcc/config/ia64/t-linux

+MULTIARCH_DIRNAME = $(call if_multiarch,ia64-linux-gnu)