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Jul 22
display optimization flags available in gcc c, tools
Version 4.3 of gcc, has some significant improvements (more info), including this nice feature: 
>> gcc -c -Q -Os --help=optimizers
The following options control optimizations:
  -falign-jumps                         [disabled]
  -falign-labels                        [disabled]
  -falign-loops                         [enabled]
# ...
  -fwhole-program                       [disabled]
  -fwrapv                               [disabled]