diff -Nru gcc-defaults-1.150/debian/changelog gcc-defaults-1.150+rpi1/debian/changelog
--- gcc-defaults-1.150/debian/changelog	2015-12-13 15:14:15.000000000 +0000
+++ gcc-defaults-1.150+rpi1/debian/changelog	2015-12-27 04:02:49.000000000 +0000
@@ -1,3 +1,17 @@
+gcc-defaults (1.150+rpi1) stretch-staging; urgency=medium
+
+  [changes brought forward from 1.138+rpi1 by Peter Michael Green <plugwash@raspbian.org> at Sun, 31 May 2015 11:25:58 +0000]
+  * Revert gdc to 4.9.x since 5.x gdc won't build in raspbian.
+    and gdc pakcage is hence uninstallable.
+
+  [changes brought forward from 1.145+rpi2 by Peter Michael Green <plugwash@raspbian.org> at Mon, 07 Sep 2015 09:45:15 +0000]
+  * Fix a copy/paste screwup that made gdc uninstallable.
+
+  [changes brought forward from 1.145+rpi3 by Peter Michael Green <plugwash@raspbian.org> at Sun, 29 Nov 2015 03:01:56 +0000]
+  * Rebuild due to previous binnmu of non binnmu safe package.
+
+ -- Raspbian forward porter <root@raspbian.org>  Sun, 27 Dec 2015 04:02:48 +0000
+
 gcc-defaults (1.150) unstable; urgency=medium
 
   * Bump GCC 5 version to 5.3.1.
diff -Nru gcc-defaults-1.150/debian/rules gcc-defaults-1.150+rpi1/debian/rules
--- gcc-defaults-1.150/debian/rules	2015-12-08 14:26:16.000000000 +0000
+++ gcc-defaults-1.150+rpi1/debian/rules	2015-12-27 04:17:19.000000000 +0000
@@ -197,7 +197,7 @@
 CV_GCJ		:= 5.3.1-$(REL_NO_53)
 CV_GIJ		:= 5.3.1-$(REL_NO_53)
 CV_LIBGCJBC	:= 5.3.1-$(REL_NO_53)
-CV_GDC		:= 5.3.1-$(REL_NO_53)
+CV_GDC		:= 5.3.1-$(REL_NO_53)~really4.9.3
 CV_LIBGCJCOMMON	:= 1:4.9.3-$(REL_NO_493)
 $(foreach a, $(all_archs), \
   $(foreach v, CV_CPP CV_GCC CV_GPP CV_GOBJC CV_GOBJCXX CV_GFORT CV_GGO CV_GNAT CV_GCJ CV_GDC, \
@@ -243,7 +243,7 @@
 REQV_GNAT	= $(REQV_5)
 REQV_GCJ	= $(REQV_5)
 REQV_GIJ	= $(REQV_5)
-REQV_GDC	= $(REQV_5)
+REQV_GDC	= $(REQV_49)
 $(foreach a, $(all_archs), \
   $(foreach v, REQV_CPP REQV_GCC REQV_GPP REQV_GOBJC REQV_GOBJCXX REQV_GFORT REQV_GGO REQV_GNAT REQV_GCJ REQV_GDC, \
     $(eval $(v)_$(a) = $(call $(v)))))
@@ -462,6 +462,10 @@
 $(foreach v, V_CPP V_GCC V_GPP V_GOBJC V_GOBJCXX V_GFORT V_GGO V_GNAT V_GCJ V_GIJ V_GDC, \
   $(eval $(v) = $(patsubst %-$(lastword $(subst -, ,$(call C$(v)))),%,$(call C$(v)))) \
 )
+
+#force gdc version number as the block above won't handle our "really" version.
+V_GDC	:= 4.9.3
+
 $(foreach a, $(all_archs), \
   $(foreach v, V_CPP V_GCC V_GPP V_GOBJC V_GOBJCXX V_GFORT V_GGO V_GNAT V_GCJ V_GIJ V_GDC, \
     $(eval $(v)_$(a) = $(patsubst %-$(lastword $(subst -, ,$(call C$(v)_$(a)))),%,$(call C$(v)_$(a)))) \
@@ -471,6 +475,9 @@
 $(foreach v, V_CPP V_GCC V_GPP V_GOBJC V_GOBJCXX V_GFORT V_GGO V_GNAT V_GCJ V_GIJ V_GDC, \
   $(eval P$(v) = $(firstword $(subst ., ,$(call $(v))))) \
 )
+# fixup PV_GDC
+PV_GDC := 4.9
+
 $(foreach a, $(all_archs), \
   $(foreach v, V_CPP V_GCC V_GPP V_GOBJC V_GOBJCXX V_GFORT V_GGO V_GNAT V_GCJ V_GIJ V_GDC, \
     $(eval P$(v)_$(a) = $(firstword $(subst ., ,$(call $(v)_$(a))))) \