From: Mike Stump <mrs AT windriver DOT com>
Date: Mon, 8 May 2000 10:24:49 -0700 (PDT)
Message-Id: <200005081724.KAA09064@kankakee.wrs.com>
To: gcc AT gcc DOT gnu DOT org, snowball3 AT bigfoot DOT com
Subject: Re: Perfomance of gc-simple
Cc: djgpp-workers AT delorie DOT com, lauras AT softhome DOT net
Reply-To: djgpp-workers AT delorie DOT com

> From: "Mark E." <snowball3 AT bigfoot DOT com>
> To: gcc AT gcc DOT gnu DOT org
> Date: Sun, 7 May 2000 11:33:06 -0400

> static const unsigned int ptr_size = sizeof(char *);

> void *
> vmalloc (size_t size)
> {

Nope, not right, buggy.

Use sizeof char* == 1, page size == 2, request size == 2 and malloc
returns aligned (%4 == 0) value to see an example that doesn't work.
If you rewrite the code to be cleaner, it would have worked.