$NetBSD: patch-aa,v 1.2 2012/07/19 13:24:03 bubuchka Exp $

The powl(3) actually can be avoided in this particular case.

--- src/bigmemory.cpp.orig	2018-08-30 07:23:28.000000000 +0000
+++ src/bigmemory.cpp
@@ -60,7 +60,7 @@ string ttos<char>(char i)
 
 bool TooManyRIndices( index_type val )
 {
-  return double(val) > pow(2.0, 31.0)-1.0;
+  return double(val) > (index_type)0xffffffff; /* 2^31 - 1 */
 }
 
 template<typename CType, typename RType, typename BMAccessorType>
