Debugging ports

Jan Beich jbeich at
Tue Oct 17 21:29:52 UTC 2017

Guido Falsi <mad at> writes:

> On 10/17/2017 23:11, Guido Falsi wrote:
>>> Thing is, recompiling with WITH_DEBUG doesn't help (I only get
>>> memory addresses in gdb), nor does -DCMAKE_BUILD_TYPE=Debug to
>>> CMAKE_ARGS (the port uses CMake).
> Sorry, I clearly did not parse your message correctly.
> Looks strange though, WITH_DEBUG always worked for me... Usually I
> compile the whole set in poudriere with WITH_DEBUG, to make sure all
> libraries have symbols too.

WITH_DEBUG doesn't disable vendor optimizations like -fomit-frame-pointer
which may hinder stack unwinding, doesn't enable debug symbols for ports
not respecting CFLAGS, often a nop for non-C/C++ ports, etc.

Without an example it's hard to guess.

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