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Re: mutable members in global const objects

To: Nathan Sidwell <nathan at cs dot bris dot ac dot uk>, egcs at cygnus dot com
Subject: Re: mutable members in global const objects
From: Jamie Lokier <egcs at tantalophile dot demon dot co dot uk>
Date: Tue, 4 Aug 1998 00:45:23 +0100
References: <35C586FE.1167@cs.bris.ac.uk> <19980804004210.B8324@tantalophile.demon.co.uk>

I wrote:
> I produced a patch to deal with the bug (mutable global objects in read
> only data section), 2.5 years ago.  I don't why it never made it in.
> Maybe I never submitted it :-)  Probably something to do with GCC 2.8
> taking forever.
> 
> It also fixes a bug -- you're right about the optimiser needing to know
> about mutable.  Otherwise it thinks some values are fixed when they're
> not, and generates the wrong code.  At least, GCC 2.7.2.x did.

I just checked, EGCS 1.0.2 has both bugs.

-- Jamie

References:
- mutable members in global const objects
  - From: Nathan Sidwell
- Re: mutable members in global const objects
  - From: Jamie Lokier

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