Make Spec construction simpler (#5227)
Make Spec construction simpler (#5227)


krafczyk/spack,tmerrick1/spack,TheTimmy/spack,lgarren/spack,lgarren/spack,TheTimmy/spack,LLNL/spack,EmreAtes/spack,krafczyk/spack,LLNL/spack,TheTimmy/spack,iulian787/spack,iulian787/spack,TheTimmy/spack,lgarren/spack,matthiasdiener/spack,krafczyk/spack,skosukhin/spack,EmreAtes/spack,lgarren/spack,krafczyk/spack,LLNL/spack,matthiasdiener/spack,skosukhin/spack,skosukhin/spack,tmerrick1/spack,tmerrick1/spack,matthiasdiener/spack,krafczyk/spack,TheTimmy/spack,mfherbst/spack,matthiasdiener/spack,iulian787/spack,LLNL/spack,skosukhin/spack,mfherbst/spack,EmreAtes/spack,EmreAtes/spack,tmerrick1/spack,iulian787/spack,LLNL/spack,EmreAtes/spack,iulian787/spack,skosukhin/spack,matthiasdiener/spack,lgarren/spack,tmerrick1/spack,mfherbst/spack,mfherbst/spack,mfherbst/spack