* configure.in: Check for -fno-section-anchors in addition to

-fno-toplevel-reorder.

ChangeLog

@@ -1,3 +1,8 @@
+2008-04-11  Jakub Jelinek  <jakub@redhat.com>
+
+	* configure.in: Check for -fno-section-anchors in addition to
+	-fno-toplevel-reorder.
+
 2008-04-11  Ulrich Drepper  <drepper@redhat.com>
 
 	* include/features.h (__GLIBC_MINOR__): Bump to 8.

configure

@@ -5067,7 +5067,7 @@ echo "$as_me: WARNING:
 if test -n "$sysheaders"; then
   SYSINCLUDES=-nostdinc
   for d in include include-fixed; do
-    i=`$CC -print-file-name="$d"` && test "x$i" != "x$d" &&
+    i=`$CC -print-file-name="$d"` && test "x$i" != x && test "x$i" != "x$d" &&
     SYSINCLUDES="$SYSINCLUDES -isystem $i"
   done
   SYSINCLUDES="$SYSINCLUDES \
@@ -6411,15 +6411,15 @@ echo "${ECHO_T}$libc_cv_hashstyle" >&6; }
 
 fi
 
-{ echo "$as_me:$LINENO: checking for -fno-toplevel-reorder" >&5
-echo $ECHO_N "checking for -fno-toplevel-reorder... $ECHO_C" >&6; }
+{ echo "$as_me:$LINENO: checking for -fno-toplevel-reorder -fno-section-anchors" >&5
+echo $ECHO_N "checking for -fno-toplevel-reorder -fno-section-anchors... $ECHO_C" >&6; }
 if test "${libc_cv_fno_toplevel_reorder+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat > conftest.c <<EOF
 int foo;
 EOF
-if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -S -fno-toplevel-reorder
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -S -fno-toplevel-reorder -fno-section-anchors
 			    conftest.c 1>&5'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
@@ -6436,7 +6436,7 @@ fi
 { echo "$as_me:$LINENO: result: $libc_cv_fno_toplevel_reorder" >&5
 echo "${ECHO_T}$libc_cv_fno_toplevel_reorder" >&6; }
 if test $libc_cv_fno_toplevel_reorder = yes; then
-  fno_unit_at_a_time=-fno-toplevel-reorder
+  fno_unit_at_a_time="-fno-toplevel-reorder -fno-section-anchors"
 else
   fno_unit_at_a_time=-fno-unit-at-a-time
 fi

configure.in

@@ -1614,11 +1614,11 @@ EOF
   AC_SUBST(libc_cv_hashstyle)
 fi
 
-AC_CACHE_CHECK(for -fno-toplevel-reorder, libc_cv_fno_toplevel_reorder, [dnl
+AC_CACHE_CHECK(for -fno-toplevel-reorder -fno-section-anchors, libc_cv_fno_toplevel_reorder, [dnl
 cat > conftest.c <<EOF
 int foo;
 EOF
-if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS -S -fno-toplevel-reorder
+if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS -S -fno-toplevel-reorder -fno-section-anchors
 			    conftest.c 1>&AS_MESSAGE_LOG_FD])
 then
   libc_cv_fno_toplevel_reorder=yes
@@ -1627,7 +1627,7 @@ else
 fi
 rm -f conftest*])
 if test $libc_cv_fno_toplevel_reorder = yes; then
-  fno_unit_at_a_time=-fno-toplevel-reorder
+  fno_unit_at_a_time="-fno-toplevel-reorder -fno-section-anchors"
 else
   fno_unit_at_a_time=-fno-unit-at-a-time
 fi