--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/components/desktop/firefox/patches/firefox16-48-sparc-lea.patch	Mon Jan 11 09:27:45 2016 -0800
@@ -0,0 +1,21 @@
+Implements PolyIC for sparc. 
+This is going away in the future so no need to send upstream. 
+
+--- mozilla-esr31/js/src/assembler/assembler/MacroAssemblerSparc.h.orig	2015-06-04 17:42:51.582947696 -0700
++++ mozilla-esr31/js/src/assembler/assembler/MacroAssemblerSparc.h	2015-06-04 17:42:51.585565407 -0700
+@@ -1005,9 +1005,12 @@
+ 
+         void lea(BaseIndex address, RegisterID dest)
+         {
+-            // lea only used by PolyIC.
+-            // PolyIC is not enabled for sparc now.
+-            ASSERT(0);
++            move(address.index, dest);
++            if (address.scale != 0)
++                lshift32(Imm32(address.scale), dest);
++            if (address.offset)
++                add32(Imm32(address.offset), dest);
++            add32(address.base, dest);
+         }
+ 
+         void add32(Imm32 imm, AbsoluteAddress address)