diff -Nru python-escript-4.2.0.1/debian/changelog python-escript-4.2.0.1/debian/changelog
--- python-escript-4.2.0.1/debian/changelog	2016-08-11 18:05:23.000000000 +0000
+++ python-escript-4.2.0.1/debian/changelog	2016-10-07 23:01:41.000000000 +0000
@@ -1,3 +1,10 @@
+python-escript (4.2.0.1-4+rpi1) stretch-staging; urgency=medium
+
+  * Build with gcc/g++ 5 to avoid ICE.
+  * Fix clean target
+
+ -- Peter Michael Green <plugwash@raspbian.org>  Fri, 07 Oct 2016 23:01:41 +0000
+
 python-escript (4.2.0.1-4) unstable; urgency=medium
 
   [ Joel Fenwick ]
diff -Nru python-escript-4.2.0.1/debian/control python-escript-4.2.0.1/debian/control
--- python-escript-4.2.0.1/debian/control	2016-06-21 21:01:55.000000000 +0000
+++ python-escript-4.2.0.1/debian/control	2016-10-07 23:01:27.000000000 +0000
@@ -3,7 +3,8 @@
 Uploaders: Joel Fenwick <j.oelpublic@gmail.com>, Anton Gladky <gladk@debian.org>
 Section: science
 Priority: extra
-Build-Depends: python-all-dev,
+Build-Depends: gcc-5, g++-5,
+               python-all-dev,
                python3-all-dev,
                python-numpy,
                python3-numpy,
diff -Nru python-escript-4.2.0.1/debian/rules python-escript-4.2.0.1/debian/rules
--- python-escript-4.2.0.1/debian/rules	2016-06-21 20:57:50.000000000 +0000
+++ python-escript-4.2.0.1/debian/rules	2016-10-07 23:01:41.000000000 +0000
@@ -1,5 +1,8 @@
 #!/usr/bin/make -f
 
+export CC :=gcc-5
+export CXX :=g++-5
+
 PROJROOT=$(CURDIR)
 BDEST=$(CURDIR)/debian/python-escript
 BMDEST=$(CURDIR)/debian/python-escript-mpi
@@ -46,6 +49,8 @@
 	rm -rf $(CURDIR)/debian/tmp/*
 	rm -f debian/files
 	rm -f debian/substvars
+	rm -f `find . -name *.pyc`
+	rm -f itest.sh utest.sh
 	dh_clean
 
 override_dh_installchangelogs: