From b0894e1f4f17208c2a0c60c9636f3621d28dfcce Mon Sep 17 00:00:00 2001
From: "H.J. Lu" <hongjiu.lu@intel.com>
Date: Mon, 22 Aug 2011 15:53:13 +0000
Subject: Use .init_array section only if __ELF__ is defined.

2011-08-22  H.J. Lu  <hongjiu.lu@intel.com>

	* acinclude.m4 (gcc_AC_INITFINI_ARRAY): Error if __ELF__ isn't
	defined.
	* configure: Regenerated.

From-SVN: r177963
---
 gcc/ChangeLog    | 6 ++++++
 gcc/acinclude.m4 | 3 +++
 gcc/configure    | 7 +++++--
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b0aaf46..afe1973 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2011-08-22  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* acinclude.m4 (gcc_AC_INITFINI_ARRAY): Error if __ELF__ isn't
+	defined.
+	* configure: Regenerated.
+
 2011-08-22  Jakub Jelinek  <jakub@redhat.com>
 
 	PR tree-optimization/50133
diff --git a/gcc/acinclude.m4 b/gcc/acinclude.m4
index 74c86db..a8ecd2d 100644
--- a/gcc/acinclude.m4
+++ b/gcc/acinclude.m4
@@ -377,6 +377,9 @@ AC_CACHE_CHECK(for .preinit_array/.init_array/.fini_array support,
 		 gcc_cv_initfini_array, [dnl
   if test "x${build}" = "x${target}" && test "x${build}" = "x${host}"; then
     AC_RUN_IFELSE([AC_LANG_SOURCE([
+#ifndef __ELF__
+#error Not an ELF OS
+#endif
 #ifdef __ia64__
 /* We turn on .preinit_array/.init_array/.fini_array support for ia64
    if it can be used.  */
diff --git a/gcc/configure b/gcc/configure
index 94daddc..749dd2e 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -10705,6 +10705,9 @@ else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
+#ifndef __ELF__
+#error Not an ELF OS
+#endif
 #ifdef __ia64__
 /* We turn on .preinit_array/.init_array/.fini_array support for ia64
    if it can be used.  */
@@ -17827,7 +17830,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 17830 "configure"
+#line 17833 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -17933,7 +17936,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 17936 "configure"
+#line 17939 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
-- 
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