gcc Note: gcc is the GNU form of cc; on most Linux systems, the command cc will invoke gcc. The command g++ will invoke gcc with the appropriate options for interpreting C++. Options -a Provide profile information for basic blocks. -ansi Enforce full ANSI conformance. -b machine Compile for use on machine type. -c Create linkable object file for each source file, but do not call linker. -dD Print #defines. -dM Suppress normal output. Print series of #defines that are in effect at the end of prepro- cessing. -dN Print #defines with macro names only, not arguments or values. -fno-asm