Todd Gamblin 87dc2151b7 constrain() now consistent with satisfies() ...

- Added checks to constrain() so that it is consistent with satisfies()
- Added many more test cases for satisfiability and constraints on deps
- Virtual packages are handled properly in satisfies() and constrain()
	- bugfix: mpileaks^mpich2 would satisfy mpileaks^mpi@3:
	- this case is now handled.

2013-12-23 10:19:55 -08:00

..

spack

constrain() now consistent with satisfies()

2013-12-23 10:19:55 -08:00