Index: /branches/eam_rel9_p0/psModules/configure.ac
===================================================================
--- /branches/eam_rel9_p0/psModules/configure.ac	(revision 5987)
+++ /branches/eam_rel9_p0/psModules/configure.ac	(revision 5988)
@@ -10,5 +10,5 @@
 dnl otherise AC_PROG_CC will default CFLAGS to "-g -02"
 if test -z ${CFLAGS} ; then
-  CFLAGS="-g -O0"
+  CFLAGS=""
 fi
 AC_SUBST([CFLAGS])
@@ -57,4 +57,13 @@
 AC_SUBST(SRCINC,${SRCINC=})
 AC_SUBST([SRCDIRS],${SRCDIRS=})
+
+dnl handle debug building
+AC_ARG_ENABLE(optimize,
+  [AS_HELP_STRING(--enable-optimize,enable compiler optimization)],
+  [AC_MSG_RESULT(compile optimization enabled)
+   CFLAGS="${CFLAGS=} -O2"],
+  [AC_MSG_RESULT([compile optimization disabled])
+   CFLAGS="${CFLAGS=} -O0 -g"]
+)
 
 dnl doxygen -------------------------------------------------------------------