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Subject: Re: g++ 3.4 and -fprofile-generate

Author: Andrew Williams

Date: 11:27:49 02/16/05

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On February 16, 2005 at 13:09:14, Frank Phillips wrote:

>Has anybody got any experience with g++ 3.4 for amd64 (x86_64) - for Linux?
>
>I have been using the profile generated optimisation option, but the code it
>produces is no faster then with simple -O3.
>
>I simply compile with -fprofile-generate
>then run,

What do you run?

>then recompile with -fprofile-use.
>
>The relevant *.gcno, *.gcda files are produced.  Must be doing something
>wrong.....
>
>Frank

Andrew

• Re: g++ 3.4 and -fprofile-generate Frank Phillips 12:11:13 02/16/05
  • Re: g++ 3.4 and -fprofile-generate Andrew Williams 12:45:49 02/16/05
    • Re: g++ 3.4 and -fprofile-generate Frank Phillips 13:05:37 02/16/05
      • Re: g++ 3.4 and -fprofile-generate Andrew Williams 13:10:49 02/16/05
        • Re: g++ 3.4 and -fprofile-generate Gian-Carlo Pascutto 13:49:18 02/16/05

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