RE: HELP: finding the patch for a regression test case

[<perugupa at csee dot wvu dot edu>]

Hi Dave,
        thank you very much for the reply.it works..i could trace the
        patch from the PR number in changelog file.
best regards
nath.

>> -----Original Message-----
>> From: gcc-owner On Behalf Of perugupa
>> Sent: 10 June 2004 16:16
>
>>   i am testing the regression test suite of gcc 3.3.3 on gcc
>> 3.2.3 using
>>   the Dejagnu.I got the log information about the fails and passes.now
>>
>>  how can i find the patch for those regression test cases? or...
>
>  Grepping for the PR number in the ChangeLog files generally gets you
>  most
> of the way there.
>
>>  how will i know why that test case failed i mean which part of source
>>  code has caused the test test case failure?
>
>  You really have to analyze the compiled testcase code, see what's
>  actually
> wrong with it, infer what the compiler should have output, and deduce
> from that which area might be responsible.  If that doesn't get you
> close enough, you often have to take debugging dumps of the RTL and
> follow the code in question all the way through the various passes to
> see where it goes wrong.
>
>>  the bugzilla doesn't have any information regarding the test
>> case name.is
>>  there any other way...
>
>  As I said, grep the PR in the changelogs, because the testcase is
>  usually
> added by the same patch that fixes the PR.
>
>    cheers,
>      DaveK
> --
> Can't think of a witty .sigline today....