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Re: Malloc thread safe and compiler versions

From: Andrew Haley <aph at redhat dot com>
To: gcc-help at gcc dot gnu dot org
Date: Tue, 04 Jan 2011 15:23:46 +0000
Subject: Re: Malloc thread safe and compiler versions
References: <C94878C4.441E1%brian@visionpro.com>

On 01/04/2011 02:12 PM, Brian D. McGrew wrote:

I¹m more of a system administrator supporting software engineers than a
software engineer myself, so if my questions seem out of context, please
excuse, and hopefully help!

I just read on stackoverflow that if we compile with -pthreads, malloc is
thread safe on x86 and x86_64 hardware.  Is this true???

If so, what version of gcc/g++ is that implemented in?


None: it's a C library thing.  As far as I'm aware malloc has been thread-
safe in glibc since forever.

Andrew.

References:
- Malloc thread safe and compiler versions
  - From: Brian D. McGrew

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