diff -r -U 5 sdcc.orig/configure sdcc/configure
--- sdcc.orig/configure	2008-09-09 02:27:26.000000000 -0700
+++ sdcc/configure	2008-09-09 02:29:24.000000000 -0700
@@ -2516,11 +2516,11 @@
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_save_c_werror_flag=$ac_c_werror_flag
    ac_c_werror_flag=yes
    ac_cv_prog_cc_g=no
-   CFLAGS="-g"
+:  CFLAGS="-g"
    cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
@@ -2554,11 +2554,11 @@
   ac_cv_prog_cc_g=yes
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	CFLAGS=""
+:	CFLAGS=""
       cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
@@ -2593,11 +2593,11 @@
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_c_werror_flag=$ac_save_c_werror_flag
-	 CFLAGS="-g"
+:	 CFLAGS="-g"
 	 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
@@ -2646,22 +2646,22 @@
    ac_c_werror_flag=$ac_save_c_werror_flag
 fi
 { echo "$as_me:$LINENO: result: $ac_cv_prog_cc_g" >&5
 echo "${ECHO_T}$ac_cv_prog_cc_g" >&6; }
 if test "$ac_test_CFLAGS" = set; then
-  CFLAGS=$ac_save_CFLAGS
+: CFLAGS=$ac_save_CFLAGS
 elif test $ac_cv_prog_cc_g = yes; then
   if test "$GCC" = yes; then
-    CFLAGS="-g -O2"
+:   CFLAGS="-g -O2"
   else
-    CFLAGS="-g"
+:   CFLAGS="-g"
   fi
 else
   if test "$GCC" = yes; then
-    CFLAGS="-O2"
+:   CFLAGS="-O2"
   else
-    CFLAGS=
+:   CFLAGS=
   fi
 fi
 { echo "$as_me:$LINENO: checking for $CC option to accept ISO C89" >&5
 echo $ECHO_N "checking for $CC option to accept ISO C89... $ECHO_C" >&6; }
 if test "${ac_cv_prog_cc_c89+set}" = set; then
@@ -3794,11 +3794,11 @@
 fi
 { echo "$as_me:$LINENO: result: $sdcc_cv_CCggdb" >&5
 echo "${ECHO_T}$sdcc_cv_CCggdb" >&6; }
 
 if test "$sdcc_cv_CCggdb" = "yes"; then
-  CFLAGS="-ggdb ${CFLAGS}"
+: CFLAGS="-ggdb ${CFLAGS}"
 fi
 
 
 { echo "$as_me:$LINENO: checking whether $CC accepts -pipe" >&5
 echo $ECHO_N "checking whether $CC accepts -pipe... $ECHO_C" >&6; }
@@ -3819,11 +3819,11 @@
 fi
 { echo "$as_me:$LINENO: result: $sdcc_cv_CCpipe" >&5
 echo "${ECHO_T}$sdcc_cv_CCpipe" >&6; }
 
 if test "$sdcc_cv_CCpipe" = "yes"; then
-  CFLAGS="-pipe $CFLAGS"
+: CFLAGS="-pipe $CFLAGS"
 fi
 
 
 # Checks for typedefs, structures, and compiler characteristics.
 # ===========================================================================
diff -r -U 5 sdcc.orig/configure.in sdcc/configure.in
--- sdcc.orig/configure.in	2008-09-09 02:27:26.000000000 -0700
+++ sdcc/configure.in	2008-09-09 02:29:33.000000000 -0700
@@ -321,16 +321,16 @@
 AC_SUBST(M_OR_MM)
 
 # This is the first time when CFLAGS are set/modified!!
 adl_DD_COPT(CC, ggdb)
 if test "$sdcc_cv_CCggdb" = "yes"; then
-  CFLAGS="-ggdb ${CFLAGS}"
+: CFLAGS="-ggdb ${CFLAGS}"
 fi
 
 adl_DD_COPT(CC, pipe)
 if test "$sdcc_cv_CCpipe" = "yes"; then
-  CFLAGS="-pipe $CFLAGS"
+: CFLAGS="-pipe $CFLAGS"
 fi
 
 
 # Checks for typedefs, structures, and compiler characteristics.
 # ===========================================================================
diff -r -U 5 sdcc.orig/sim/ucsim/configure sdcc/sim/ucsim/configure
--- sdcc.orig/sim/ucsim/configure	2008-09-09 02:27:26.000000000 -0700
+++ sdcc/sim/ucsim/configure	2008-09-09 02:30:25.000000000 -0700
@@ -12458,15 +12458,15 @@
 fi
 { echo "$as_me:$LINENO: result: $ucsim_cv_CXXgstabs" >&5
 echo "${ECHO_T}$ucsim_cv_CXXgstabs" >&6; }
 
 if test "$ucsim_cv_CXXgstabs" = "yes"; then
-   gopt="-gstabs+ -g3"
+:  gopt="-gstabs+ -g3"
 elif test "$ucsim_cv_CXXggdb" = "yes"; then
-     gopt="-ggdb -g3"
+:    gopt="-ggdb -g3"
 else
-     gopt="-g"
+:    gopt="-g"
 fi
 if test "$CXXFLAGS"x = x ;then
         CXXFLAGS="$gopt"
 else
         CXXFLAGS="$CXXFLAGS $gopt"
diff -r -U 5 sdcc.orig/sim/ucsim/configure.in sdcc/sim/ucsim/configure.in
--- sdcc.orig/sim/ucsim/configure.in	2008-09-09 02:27:26.000000000 -0700
+++ sdcc/sim/ucsim/configure.in	2008-09-09 02:30:13.000000000 -0700
@@ -517,15 +517,15 @@
 # This is the first time when CFLAGS are set/modified!!
 
 DD_COPT(CXX, ggdb)
 DD_COPT(CXX, gstabs)
 if test "$ucsim_cv_CXXgstabs" = "yes"; then
-   gopt="-gstabs+ -g3"
+:  gopt="-gstabs+ -g3"
 elif test "$ucsim_cv_CXXggdb" = "yes"; then
-     gopt="-ggdb -g3"
+:    gopt="-ggdb -g3"
 else
-     gopt="-g"
+:    gopt="-g"
 fi
 if test "$CXXFLAGS"x = x ;then
         CXXFLAGS="$gopt"
 else
         CXXFLAGS="$CXXFLAGS $gopt"