This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: LTO question

From: Ian Lance Taylor <iant at google dot com>
To: "Bingfeng Mei" <bmei at broadcom dot com>
Cc: "gcc\ at gcc dot gnu dot org" <gcc at gcc dot gnu dot org>
Date: Tue, 27 Apr 2010 12:56:10 -0700
Subject: Re: LTO question
References: <7FB04A5C213E9943A72EE127DB74F0ADA6654A8933@SJEXCHCCR02.corp.ad.broadcom.com>

"Bingfeng Mei" <bmei@broadcom.com> writes:

> I have been playing with LTO. I notice that LTO doesn't work when
> object files are achived into static library files and the final
> binary is linked against them, although these object files are compiled
> with -flto and I can see all the lto related sections in .a files.
> Is this what is described in LTO Wiki page? 
>
> "As an added feature, LTO will take advantage of the plugin feature 
> in gold. This allows the compiler to pick up object files that may 
> have been stored in library archives. "
>
> So do I have to use gold to solve this issue? 

Yes.

Speaking of which, I'd sure like to see a MIPS port for gold....

Ian

References:
- LTO question
  - From: Bingfeng Mei

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]