Index: Makefile.in
===================================================================
--- Makefile.in	(revision 138933)
+++ Makefile.in	(working copy)
@@ -564,6 +564,22 @@
 	-@(chmod + ${check_performance_script}; \
 	  ${check_performance_script} ${glibcxx_srcdir} ${glibcxx_builddir})
 
+# Run test suite with a std::allocator that uses a non-std pointer
+# (ext/pointer.h) to verify support for non-std pointers
+check-nonstd-pointer: 
+	-@(outputdir=${glibcxx_builddir}/testsuite/nonstd_pointer; export outputdir; \
+	if test ! -d $${outputdir}; then \
+	  mkdir $${outputdir}; \
+	fi; \
+	if test ! -d $${outputdir}/bits; then \
+	  mkdir $${outputdir}/bits; \
+	fi; \
+	patch ${glibcxx_srcdir}/include/bits/allocator.h -o $${outputdir}/bits/allocator.h < ${glibcxx_srcdir}/scripts/nonstd_allocator.patch; \
+	srcdir=`$(am__cd) $(srcdir) && pwd`; export srcdir; \
+	EXPECT=$(EXPECT); export EXPECT; \
+	$(MAKE) CXXFLAGS="-I$${outputdir}" RUNTESTFLAGS="$(RUNTESTFLAGS) --outdir $${outputdir} --objdir $${outputdir}" check-DEJAGNU; )
+
+
 check-parallel: site.exp
 	-@(if test ! -d $${libgomp_dir}; then \
 	  echo "Testing parallel mode failed as libgomp not present."; \