[PATCH] Fix arm-none-eabi -mbig-endian -flto

[Jonathan Roelofs]

This fixes: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67871

2015-10-20  Jonathan Roelofs  <jonathan@codesourcery.com>

	* config/arm/bpabi.h: Tell the linker which emulation to use
	based on the endianness of the target.


2015-10-20  Jonathan Roelofs  <jonathan@codesourcery.com>

	* ld/configure.tgt: Support big-endian emulation in
	arm*-*-eabi* configs.


OK to commit?

-- 
Jon Roelofs
jonathan@codesourcery.com
CodeSourcery / Mentor Embedded
-------------- next part --------------
Index: ld/configure.tgt
===================================================================
--- ld/configure.tgt	(revision 455328)
+++ ld/configure.tgt	(working copy)
@@ -99,8 +99,11 @@
 arm-*-rtems*)		targ_emul=armelf ;;
 armeb-*-elf | armeb-*-eabi*)
 			targ_emul=armelfb ;;
-arm-*-elf | arm*-*-eabi*)
+arm-*-elf)
 	  		targ_emul=armelf ;;
+arm*-*-eabi*)
+			targ_emul=armelf
+			targ_extra_emuls="armelf armelfb"  ;;
 arm*-*-nucleuseabi)     targ_emul=armelf ;;
 arm*-*-symbianelf*)     targ_emul=armsymbian;;
 arm-*-kaos*)		targ_emul=armelf ;;
Index: ld/ChangeLog
===================================================================
--- ld/ChangeLog	(revision 455328)
+++ ld/ChangeLog	(working copy)
@@ -1,3 +1,8 @@
+2015-10-20  Jonathan Roelofs  <jonathan@codesourcery.com>
+
+	* ld/configure.tgt: Support big-endian emulation in
+	arm*-*-eabi* configs.
+
 2015-08-19  Alan Modra  <amodra@gmail.com>
 
 	* emultempl/aix.em: Don't set link_info.pic.
-------------- next part --------------
Index: gcc/config/arm/bpabi.h
===================================================================
--- gcc/config/arm/bpabi.h	(revision 455328)
+++ gcc/config/arm/bpabi.h	(working copy)
@@ -128,7 +128,7 @@
 
 /* The generic link spec in elf.h does not support shared libraries.  */
 #define BPABI_LINK_SPEC \
-  "%{mbig-endian:-EB} %{mlittle-endian:-EL} "		\
+  "%{mbig-endian:-EB -m armelfb} %{mlittle-endian:-EL -m armelf} "	\
   "%{static:-Bstatic} %{shared:-shared} %{symbolic:-Bsymbolic} "	\
   "-X" SUBTARGET_EXTRA_LINK_SPEC EABI_LINK_SPEC
 
Index: gcc/ChangeLog
===================================================================
--- gcc/ChangeLog	(revision 455328)
+++ gcc/ChangeLog	(working copy)
@@ -1,3 +1,8 @@
+2015-10-20  Jonathan Roelofs  <jonathan@codesourcery.com>
+
+	* config/arm/bpabi.h: Tell the linker which emulation to use
+	based on the endianness of the target.
+
 2015-07-16  Release Manager
 
 	* GCC 5.2.0 released.