[commits] r2600 - in /trunk/libc: ChangeLog.eglibc configure configure.in

[jimb@xxxxxxxxxx]

Author: jimb
Date: Fri Jun 22 16:11:09 2007
New Revision: 2600

Log:
* configure.in: Hardware test for have-fpie to 'yes'.
* configure: Regenerated.

Modified:
    trunk/libc/ChangeLog.eglibc
    trunk/libc/configure
    trunk/libc/configure.in

Modified: trunk/libc/ChangeLog.eglibc
==============================================================================
--- trunk/libc/ChangeLog.eglibc (original)
+++ trunk/libc/ChangeLog.eglibc Fri Jun 22 16:11:09 2007
@@ -1,3 +1,8 @@
+2007-06-22  Jim Blandy  <jimb@xxxxxxxxxxxxxxxx>
+
+	* configure.in: Hardware test for have-fpie to 'yes'.
+	* configure: Regenerated.
+
 2007-06-21  Jim Blandy  <jimb@xxxxxxxxxxxxxxxx>
 
 	* locale/C-ctype.c: If OPTION_EGLIBC_LOCALE_CODE is not enabled,

Modified: trunk/libc/configure
==============================================================================
--- trunk/libc/configure (original)
+++ trunk/libc/configure Fri Jun 22 16:11:09 2007
@@ -5848,32 +5848,7 @@
 echo "${ECHO_T}$libc_cv_z_execstack" >&6
 
 
-  echo "$as_me:$LINENO: checking for -fpie" >&5
-echo $ECHO_N "checking for -fpie... $ECHO_C" >&6
-if test "${libc_cv_fpie+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-    cat > conftest.c <<EOF
-int foo;
-main () { return 0;}
-EOF
-  if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fpie
-			      -o conftest conftest.c 1>&5'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }
-  then
-    libc_cv_fpie=yes
-  else
-    libc_cv_fpie=no
-  fi
-  rm -f conftest*
-fi
-echo "$as_me:$LINENO: result: $libc_cv_fpie" >&5
-echo "${ECHO_T}$libc_cv_fpie" >&6
-
+          libc_cv_fpie=yes
 
 
   echo "$as_me:$LINENO: checking for --hash-style option" >&5

Modified: trunk/libc/configure.in
==============================================================================
--- trunk/libc/configure.in (original)
+++ trunk/libc/configure.in Fri Jun 22 16:11:09 2007
@@ -1577,20 +1577,11 @@
   rm -f conftest*])
   AC_SUBST(libc_cv_z_execstack)
 
-  AC_CACHE_CHECK(for -fpie, libc_cv_fpie, [dnl
-  cat > conftest.c <<EOF
-int foo;
-main () { return 0;}
-EOF
-  if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fpie
-			      -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
-  then
-    libc_cv_fpie=yes
-  else
-    libc_cv_fpie=no
-  fi
-  rm -f conftest*])
-
+  dnl A build-and-link test for this fails during a bootstrap build,
+  dnl since we haven't yet built startup files needed for the link.
+  dnl However, we require versions of GCC and binutils that are new
+  dnl enough that -fpie should always work.
+  libc_cv_fpie=yes
   AC_SUBST(libc_cv_fpie)
 
   AC_CACHE_CHECK(for --hash-style option,