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-rw-r--r--gcc/ChangeLog6
-rw-r--r--gcc/acinclude.m43
-rwxr-xr-xgcc/configure7
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