[PPL-devel] ppl src/Grid_public.cc tests/Grid/addconstrain ...

[Patricia Hill]

CVSROOT:	/cvs/ppl
Module name:	ppl
Changes by:	hill at cs.unipr.it	2008-09-12 10:53:11

Modified files:
	src            : Grid_public.cc 
	tests/Grid     : addconstraint1.cc addconstraints1.cc 
	                 refinewithcongruences1.cc 
	                 refinewithconstraints1.cc 

Log message:
	When the constraint is an inequality and inconsistent,
	then adding it to a grid or using it to refine the grid
	will result in the empty grid.
	
	Tests added to check this.

Patches:
http://www.cs.unipr.it/cgi-bin/cvsweb.cgi/ppl/src/Grid_public.cc.diff?cvsroot=ppl&r1=1.82&r2=1.83
http://www.cs.unipr.it/cgi-bin/cvsweb.cgi/ppl/tests/Grid/addconstraint1.cc.diff?cvsroot=ppl&r1=1.15&r2=1.16
http://www.cs.unipr.it/cgi-bin/cvsweb.cgi/ppl/tests/Grid/addconstraints1.cc.diff?cvsroot=ppl&r1=1.16&r2=1.17
http://www.cs.unipr.it/cgi-bin/cvsweb.cgi/ppl/tests/Grid/refinewithcongruences1.cc.diff?cvsroot=ppl&r1=1.1&r2=1.2
http://www.cs.unipr.it/cgi-bin/cvsweb.cgi/ppl/tests/Grid/refinewithconstraints1.cc.diff?cvsroot=ppl&r1=1.1&r2=1.2