From 1446e30106670028d68e2d5488ea12ebbeb6462e Mon Sep 17 00:00:00 2001
From: hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Tue, 13 Jan 2015 15:57:27 +0000
Subject: [PATCH] Set TARGET to X86_64 if __x86_64__ is defined

	PR bootstrap/64575
	* configure.host (TARGET): Set to X86_64 if __x86_64__ is defined.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@219539 138bc75d-0d04-0410-961f-82ee72b054a4
---
 libffi/ChangeLog      | 5 +++++
 libffi/configure.host | 8 +++++++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/libffi/ChangeLog b/libffi/ChangeLog
index cbdb173ca60..15661204a09 100644
--- a/libffi/ChangeLog
+++ b/libffi/ChangeLog
@@ -1,3 +1,8 @@
+2015-01-13  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR bootstrap/64575
+	* configure.host (TARGET): Set to X86_64 if __x86_64__ is defined.
+
 2015-01-12  Richard Henderson  <rth@redhat.com>
 
 	PR libffi/64572
diff --git a/libffi/configure.host b/libffi/configure.host
index 90de638b30c..e310191e018 100644
--- a/libffi/configure.host
+++ b/libffi/configure.host
@@ -100,7 +100,13 @@ case "${host}" in
 	      TARGET=X86_64
 	      ;;
 	    *)
-	      TARGET=X86
+	      echo 'int foo (void) { return __x86_64__; }' > conftest.c
+	      if $CC $CFLAGS -Werror -S conftest.c -o conftest.s > /dev/null 2>&1; then
+		TARGET=X86_64;
+	      else
+		TARGET=X86;
+	      fi
+	      rm -f conftest.*
 	      ;;
           esac
 	else
-- 
2.11.4.GIT