“No source available for main()” error when debugging simple C++ in Eclipse with gdb

Question

I\'m having trouble debugging a C++ program in Eclipse (the latest RC of Helios, updated with latest CDT from within itself) on OSX.

The program is very simple (esen

Answer 1

This issue depends on how gdb is being invoked. I found I needed to manually specify the source file locations when I got that error. Even though I'd already configured that under project properties. After doing so, Eclipse no longer had a problem supplying the appropriate source.

Using the release versus debug version of a library may be your specific problem (if you were building a library from source then debugging it). If someone is using a precompiled library, they'd never be able to set breakpoints within it and so that fix wouldn't apply to them.