What are some common C++ compiler flags I should know about?
Some common C++ compiler flags include -Wall for warnings, -O2 for optimization, and -g for debugging.
What does the -Wall flag do?
The -Wall flag enables all the basic warning messages to help you catch potential issues in your code.
Are there any flags for optimizing performance?
Yes, flags like -O1, -O2, and -O3 progressively increase optimization levels for better performance.
How do I use these flags in my compilation command?
You can use them in your g++ command like this: g++ -Wall -O2 -g yourfile.cpp -o yourprogram
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