flags.info

Useful Switches:
-C                  Generate code to check array bounds
-M[no]bounds        Generate code to check array bounds
-Mchkfpstk          Check consistency of floating point stack at subprogram calls (32-bit only)
-Mchkptr            Check for NULL pointers
-Mchkstk            Check for sufficient stack space upon subprogram entry
-Mcoff              Generate COFF format object
-Mdwarf1            Generate DWARF1 debug information with -g
-Mdwarf2            Generate DWARF2 debug information with -g
-Mdwarf3            Generate DWARF3 debug information with -g
-Melf               Generate ELF format object
-Mnodwarf           Do not add DWARF debug information
-M[no]pgicoff       Generate additional symbolic information
-g                  Generate information for debugger
-gopt               Generate information for debugger without disabling optimizations
-[no]traceback      Add debug information for runtime traceback