re PR target/47230 (gcc fails to bootstrap on alpha in stage2 with "relocation…

re PR target/47230 (gcc fails to bootstrap on alpha in stage2 with "relocation truncated to fit: GPREL16 against ...")

	PR target/47230
	* configure.ac (alpha*-*-linux*): Use mh-alpha-linux.
	* configure: Regenerate.

config/ChangeLog:

	PR target/47230
	* mh-alpha-linux: New file.

From-SVN: r213081

ChangeLog

+2014-07-26  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/47230
+	* configure.ac (alpha*-*-linux*): Use mh-alpha-linux.
+	* configure: Regenerate.
+
 2014-07-24  James Norris  <jnorris@codesourcery.com>
 
 	* MAINTAINERS (Write After Approval): Add myself.

config/ChangeLog

+2014-07-26  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/47230
+	* mh-alpha-linux: New file.
+
 2014-05-14  Sandra Loosemore  <sandra@codesourcery.com>
 
 	* mt-nios2-elf: New file.

config/mh-alpha-linux

+# Prevent GPREL16 relocation truncation
+LDFLAGS += -Wl,--no-relax
+BOOT_LDFLAGS += -Wl,--no-relax

configure

@@ -3878,6 +3878,9 @@ fi
   *-mingw*)
     host_makefile_frag="config/mh-mingw"
     ;;
+  alpha*-*-linux*)
+    host_makefile_frag="config/mh-alpha-linux"
+    ;;
   hppa*-hp-hpux10*)
     host_makefile_frag="config/mh-pa-hpux10"
     ;;

configure.ac

@@ -1177,6 +1177,9 @@ case "${host}" in
   *-mingw*)
     host_makefile_frag="config/mh-mingw"
     ;;
+  alpha*-*-linux*)
+    host_makefile_frag="config/mh-alpha-linux"
+    ;;
   hppa*-hp-hpux10*)
     host_makefile_frag="config/mh-pa-hpux10"
     ;;