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[3.13] gh-120367: fix bug where compiler detects redundant jump after pseudo op replacement (GH-120714) (#120716)

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Miss Islington (bot) 2024-06-19 00:34:07 +02:00 • committed by GitHub
parent 07145ddf19
commit 50fa775e68
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3 changed files with 28 additions and 2 deletions
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27
Lib/test/test_compile.py
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@ -519,7 +519,32 @@ class TestSpecifics(unittest.TestCase):
tree = ast.parse(code)
# make all instructions locations the same to create redundancies
# make all instruction locations the same to create redundancies
for node in ast.walk(tree):
if hasattr(node,"lineno"):
del node.lineno
del node.end_lineno
del node.col_offset
del node.end_col_offset
compile(ast.fix_missing_locations(tree), "<file>", "exec")
def test_compile_redundant_jump_after_convert_pseudo_ops(self):
# See gh-120367
code=textwrap.dedent("""
if name_2:
pass
else:
try:
pass
except:
pass
~name_5
""")
tree = ast.parse(code)
# make all instruction locations the same to create redundancies
for node in ast.walk(tree):
if hasattr(node,"lineno"):
del node.lineno