Re: O2 compile option makes it difficult to debug.

[Anders Broman <anders.broman () ericsson com>]

-----Original Message-----
From: wireshark-dev-bounces () wireshark org [mailto:wireshark-dev-bounces () wireshark org] On Behalf Of Bill Meier
Sent: den 28 juli 2014 15:24
To: Developer support list for Wireshark
Subject: Re: [Wireshark-dev] O2 compile option makes it difficult to debug.

> > Hi,
> > It seems like the O2 option interferes with running the debugger. 
> > Would it be better to only use O2 on release builds?
> > I'm not sure how to do that, add nmake -f makefile.nmake release option?

> What I've done is to alter config.nmake slightly to allow the specification of WIRESHARK_ENVIRONMENT_CFLAGS as an 
> environment variable the >value of which is then added to the end of the CFLAGS (after all the other stuff) in 
> config.nmake.
>
> So: I then set WIRESHARK_ENVIRONMENT_CFLAGS to /Od
<My experience has been that the "last seen" value for an option specified multiple times is the one that is used by 
the 'cl' command (at least for >the options I've wanted to override).
> If this is considered useful (and not harmful), I can commit the config.nmake change.

Please upload it to gerrit, I think it would be useful.

Bill




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