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HTTPS or Subversion.
Switch to new optimization scheme, where the compiler optimization level
is specified in the ASDF system definition.
Use Lispworks FLI to implement single-float-bits.
Doing the same for double-float-bits doesn't seem to work.
Add Lispworks floating point support using an FLI technique by
Fix errors with single floating point literals -- use 123f0 not 123s0.