Gaetano Mendola <mendola(at)bigfoot(dot)com> writes:
> Christopher Kings-Lynne wrote:
>> ./configure --enable-debug
> Is this enough? I'm seeing that with --enable-debug only the
> option -g is passed to the compiler and the option -O2 is
> still there, is it not better compile with -O0 if you are
> going to debug it?
If you want to single-step through the code a lot, then -O0 is good.
But are you really gonna do that so much? I do most of my tracing
at the level of function calls.
I tend to use -O1 as a compromise setting --- the code isn't totally
scrambled but it doesn't run like a dog either. (Also, for development
purposes, -O0 is evil because it disables certain useful warnings in
regards, tom lane
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