--- icewm-1.2.0pre1/configure.in.libsupc++	2002-05-16 07:00:02.000000000 +0200
+++ icewm-1.2.0pre1/configure.in	2002-07-08 14:39:13.000000000 +0200
@@ -294,6 +294,11 @@ AC_ARG_ENABLE(guievents,
     fi ])
 
 
+# GCC 3.0+ requires to link with libsupc++ to get memory allocators
+if ${CC} -v 2>&1 | grep -q 'gcc version 3'; then
+  CORE_LIBS="$CORE_LIBS -lsupc++"
+fi
+
 dnl ================================================ Features of the XServer ===
 dnl
 CORE_CFLAGS="${X_CFLAGS}"