“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

Encountered the same problem once. You just have to go to your Project Properties, by hitting ALT+ENTR or right click project and scroll down at the bottom and you will find Properties. Expand C/C++ build on the left. Then click on settings. Once you open the settings, then click on tool settings. In the MCU GCC Compiler, there is a debugging option. Click on debugging and add

-g -O0

in the Other debugging flags. Trying debugging the project now.