--- a/configure.ac	2010-02-22 12:07:05.000000000 +0100
+++ b/configure.ac	2010-02-22 12:08:29.000000000 +0100
@@ -296,21 +296,6 @@
 fi
 AC_SUBST([enable_debug])
 
-dnl Only optimize if not debugging.
-if test "x$enable_debug" = "x0" -a "x$no_CFLAGS" = "xyes" ; then
-  dnl Make sure that an optimization flag was not specified in EXTRA_CFLAGS.
-  optimize="no"
-  echo "$EXTRA_CFLAGS" | grep "\-O" >/dev/null || optimize="yes"
-  if test "x${optimize}" = "xyes" ; then
-    if test "x$GCC" = "xyes" ; then
-      JE_CFLAGS_APPEND([-O3])
-      JE_CFLAGS_APPEND([-funroll-loops])
-    else
-      JE_CFLAGS_APPEND([-O])
-    fi
-  fi
-fi
-
 dnl Do not enable statistics calculation by default.
 AC_ARG_ENABLE([stats],
   [AS_HELP_STRING([--enable-stats], [Enable statistics calculation/reporting])],