diff -up mono-4.2.1/mono/metadata/icall.c.than mono-4.2.1/mono/metadata/icall.c
--- mono-4.2.1/mono/metadata/icall.c.than	2015-11-12 10:00:29.000000000 +0100
+++ mono-4.2.1/mono/metadata/icall.c	2016-01-25 16:36:24.479028169 +0100
@@ -816,14 +816,14 @@ ves_icall_System_Runtime_CompilerService
 	}
 
 #if G_BYTE_ORDER != G_LITTLE_ENDIAN
-#define SWAP(n) {\
-	guint ## n *data = (guint ## n *) mono_array_addr (array, char, 0); \
-	guint ## n *src = (guint ## n *) field_data; \
-	guint ## n *end = (guint ## n *)((char*)src + size); \
-\
-	for (; src < end; data++, src++) { \
-		*data = read ## n (src); \
-	} \
+#define SWAP(n) {                                                              \
+       guint ## n *data = (guint ## n *) mono_array_addr (array, char, 0);     \
+       guint ## n *src = (guint ## n *) field_data;                            \
+       int i, nEnt = (size / sizeof(guint ## n));                              \
+                                                                               \
+       for (i = 0; i < nEnt; i++) {                                            \
+               data[i] = read ## n (&src[i]);                                  \
+       }                                                                       \
 }
 
 	/* printf ("Initialize array with elements of %s type\n", klass->element_class->name); */