--- gmp-5.1.3.orig/longlong.h	2013-09-30 12:18:28.000000000 +0200
+++ gmp-5.1.3/longlong.h	2014-01-06 16:07:47.886035812 +0100
@@ -1230,7 +1230,7 @@ extern UWtype __MPN(udiv_qrnnd) (UWtype
 #define UDIV_TIME 100
 #endif /* __mips */
 
-#if (defined (__mips) && __mips >= 3) && W_TYPE_SIZE == 64
+#if (defined (__mips) && __mips >= 3) && W_TYPE_SIZE == 64 && defined (_LP64)
 #if __GMP_GNUC_PREREQ (4,4)
 #define umul_ppmm(w1, w0, u, v) \
   do {									\