how to make gcc spit out a mapping from flow graphs to source code line numbers

Question

Can gcc spit out, given a C file, a list of the all function calls that occur, with filename and line number both for the call itself and for the function\'s declaration?

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Answer 1

Valgrind and KCacheGrind seems a good tool for this use :

valgrind --tool=callgrind --dump-instr=yes ./your_binary

This will give you a file called callgrind.out.pid that you can open with KCacheGrind. This will let you see lots of informations like call graph, filename ...