So, you believe there are bugs in your C/C++ code or you have encountered SEGFAULT while executing your code. What will you do? write a lot of printf statements at various places in your code under suspicion OR use gdb (GNU code debugger) This article is about Approach 2
This is meant to be a small guide (though not exhaustive) for students beginning to program on Linux system. Particularly for those, who have done extensive C/C++ programming in Windows, using the Borland/Turbo interface or the Visual C++ interface, and are greatly intimidated by the Linux platform.
A small list of GCC Hacks g++ -o helloworld helloworld.cc produces helloworld binary from helloworld.cc C++ file. use -Wall switch turns on all warnings(potential errors) in the code (like unused variables) g++ -E helloworld.cc generates output code after the pre-processing stage.