The following optimization passes are implemented:
The following implementation passes are implemented:
The following optimization passes are not implemented, but might prove useful:
The optimization passes can be controlled from the command-line by the options
- 
diag-pass <pass> -- keep diagnostic info for pass
 - 
drop-pass <pass> -- omit optimization pass
 - 
keep-pass <pass> -- keep the results of pass
 - 
sxml-passes <passes> -- sxml optimization passes