indexing fix for copy contents C function in MemoryView.py

Cython/Compiler/MemoryView.py

@@ -319,6 +319,9 @@ static int %(cfunc_name)s(const __Pyx_memviewslice *from_mvs, __Pyx_memviewslice
     for k in range(ndim):
 
         code += INDENT*(k+1) + "for(i%(k)d=0; i%(k)d<shape%(k)d; i%(k)d++) {\n" % {'k' : k}
+        if k >= 1:
+            code += INDENT*(k+2) + "idx%(k)d = i%(k)d * stride%(k)d + idx%(km1)d;\n" % {'k' : k, 'km1' : k-1}
+        else:
             code += INDENT*(k+2) + "idx%(k)d = i%(k)d * stride%(k)d;\n" % {'k' : k}
 
     # the inner part of the loop.