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Less dishonest COME_FROMs

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Addresses all of the problems seen in 3.7 datetime.py.

However we limit COME_FROMs only to forward jumps, not back (which in the case of Python code right now means looping) jumps.
This commit is contained in:
rocky
2019-05-13 22:59:24 -04:00
parent ce9270dda0
commit 44e1288e2f
3 changed files with 12 additions and 2 deletions
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8
uncompyle6/scanners/scanner3.py
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@@ -811,7 +811,13 @@ class Scanner3(Scanner):
self.fixed_jumps[offset] = fix or match[-1]
return
else:
self.fixed_jumps[offset] = match[-1]
if self.version < 3.6:
# FIXME: this is putting in COME_FROMs in the wrong place.
# Fix up grammar so we don't need to do this.
# See cf_for_iter use in parser36.py
self.fixed_jumps[offset] = match[-1]
else:
self.fixed_jumps[offset] = target
return
# op == POP_JUMP_IF_TRUE
else: