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Python 2.7.5 tolerance

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rocky
2018-05-01 02:48:41 -04:00
parent 4f61321c91
commit 24011bb0da
3 changed files with 14 additions and 0 deletions
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test/bytecode_2.7.5/01_while1.pyc Normal file
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9
test/simple_source/bug275/01_while1.py Normal file
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@@ -0,0 +1,9 @@
# Issue #173. Bug is that 2.7.5 omits POP_BLOCK in
# in later 2.7 grammar.
# while1stmt ::= SETUP_LOOP l_stmts_opt JUMP_BACK COME_FROM
# while1stmt ::= SETUP_LOOP l_stmts_opt CONTINUE COME_FROM
# which is included in later code generation
ms=0
if ms==1:
while 1:
pass

5
uncompyle6/parsers/parse27.py
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@@ -136,6 +136,11 @@ class Python27Parser(Python2Parser):
whilestmt ::= SETUP_LOOP testexpr returns
_come_froms POP_BLOCK COME_FROM
# 2.7.5 (and before to 2.7.0?)
while1stmt ::= SETUP_LOOP l_stmts_opt JUMP_BACK COME_FROM
while1stmt ::= SETUP_LOOP l_stmts_opt CONTINUE COME_FROM
while1stmt ::= SETUP_LOOP returns bp_come_from
while1stmt ::= SETUP_LOOP l_stmts_opt JUMP_BACK POP_BLOCK COME_FROM
whilestmt ::= SETUP_LOOP testexpr l_stmts_opt JUMP_BACK POP_BLOCK _come_froms