From: nobu.nokada@...
Date: 2003-04-03T14:05:25+09:00
Subject: Re: SIGSEGV and crash in $std***.print

Hi,

At Thu, 3 Apr 2003 03:32:13 +0900,
Rudolf Polzer wrote:
> > It seems GC bug, although I couldn't reproduce the issue with
> 
> GC == Garbage Collector or do you mean GCC?

I meant the former, but yes, gcc-3's optimization seems wicked
for current ruby GC implementation as you mentioned.

> Current:
> 
>   gcc (GCC) 3.2.2 20030322 (Gentoo Linux 1.4 3.2.2-r2)
> 
> I don't have the old gcc I used to compile Ruby any more (it was a
> "plain" gcc 3.2.2). However, I know it was compiled with
> 
>   -O3 -march=pentium -mcpu=athlon-tbird

-O3 might be dangerous.  I wonder whether this is gcc's bug or
ruby's.

-- 
Nobu Nakada