tree ae9529e282d8d196eaaab2ab394e395626aca137
parent fdd12f66bb9740c7796441cd19db2a9d1502ee4f
author Jeremy Hylton <jeremy@alum.mit.edu> 997479693 +0000
committer Jeremy Hylton <jeremy@alum.mit.edu> 997479693 +0000
HG:extra convert_revision:svn%3A6015fed2-1504-0410-9fe1-9d1591cc4771/python/branches/legacy-trunk%4022365

Refactor future feature handling

Replace uses of PyCF_xxx with CO_xxx.

Replace individual feature slots in PyFutureFeatures with single
bitmask ff_features.

When flags must be transfered among the three parts of the interpreter
that care about them -- the pythonrun layer, the compiler, and the
future feature parser -- can simply or (|) the definitions.