--- mozilla-2.0.orig/js/src/Makefile.in	2011-03-19 00:33:47.000000000 +0100
+++ mozilla-2.0/js/src/Makefile.in	2011-04-24 19:54:11.707672834 +0200
@@ -375,7 +375,7 @@ CPPSRCS += 	checks.cc \
 # END enclude sources for V8 dtoa
 #############################################
 
-ifeq (,$(filter-out powerpc sparc,$(TARGET_CPU)))
+ifeq (,$(filter arm %86 x86_64,$(TARGET_CPU)))
 
 VPATH +=	$(srcdir)/assembler \
 		$(srcdir)/assembler/wtf \