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

Author: Robert Hyatt

Date: 17:53:19 02/16/05

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On February 16, 2005 at 17:53:10, Gian-Carlo Pascutto wrote:

>On February 16, 2005 at 16:26:50, Robert Hyatt wrote:
>
>>I think I did this.  It seems to me that -fomit-frame-pointer produces errors
>>when used with any sort of profiling, but I am not sure...
>>
>>I'll try again to see...
>
>I don't think you need to remove that option.
>
>But it is essential that the compilation options are EXACTLY the same, except
>for -fprofile-generate vs -fprofile-use
>
>--
>GCP


I think my gcc docs had me using -fbranch-probabilities and -fprofile-arcs, one
of those to create profile data, one to use it.  I think they are still in my
Makefile that I distribute for gcc with profiling although I will look...




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