Port my ray tracer - comp.lang.functional

Message from discussion Port my ray tracer
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From: alex goldman <he...@spamm.er>
Subject: Re: Port my ray tracer
Newsgroups: comp.lang.functional
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Date: Wed, 01 Jun 2005 20:15:09 -0700
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Jon Harrop wrote:

> C++      1.605s  g++-3.4 -O3 -funroll-all-loops -ffast-math ray.cpp -o ray
> C        5.971s  gcc-3.4 -lm -std=c99 -O3 -ffast-math ray.c -o ray

What explains such big difference here? Where is the code actually used for
benchmarking, BTW?