From 9e9eb7c60d57620bfe46b2a489e7f56a5925115a Mon Sep 17 00:00:00 2001
From: Steven Fuerst <svfuerst@gmail.com>
Date: Wed, 15 Aug 2012 15:07:16 -0700
Subject: [PATCH] Annotate int2float() as being a pure function.

This allows gcc to fold duplicate calls into a single call.  Since
the current users do actually call it multiple times with the
same arguments, this is an obvious win.

Signed-off-by: Steven Fuerst <svfuerst@gmail.com>
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