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bpo-42349: Compiler clean up. More yak-shaving for PEP 626. (GH-23267)

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Make sure that CFG from compiler front-end is correct. Be a bit more aggressive in the compiler back-end.
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Mark Shannon 2020-11-17 19:30:14 +00:00 • committed by GitHub
parent fa96608513
commit 266b462238
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 4765 additions and 4669 deletions
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45
Lib/test/test_dis.py
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@ -145,30 +145,24 @@ def bug1333982(x=[]):
pass
dis_bug1333982 = """\
%3d 0 LOAD_CONST 1 (0)
2 POP_JUMP_IF_TRUE 26
4 LOAD_ASSERTION_ERROR
6 LOAD_CONST 2 (<code object <listcomp> at 0x..., file "%s", line %d>)
8 LOAD_CONST 3 ('bug1333982.<locals>.<listcomp>')
10 MAKE_FUNCTION 0
12 LOAD_FAST 0 (x)
14 GET_ITER
16 CALL_FUNCTION 1
%3d 0 LOAD_ASSERTION_ERROR
2 LOAD_CONST 2 (<code object <listcomp> at 0x..., file "%s", line %d>)
4 LOAD_CONST 3 ('bug1333982.<locals>.<listcomp>')
6 MAKE_FUNCTION 0
8 LOAD_FAST 0 (x)
10 GET_ITER
12 CALL_FUNCTION 1
%3d 18 LOAD_CONST 4 (1)
%3d 14 LOAD_CONST 4 (1)
%3d 20 BINARY_ADD
22 CALL_FUNCTION 1
24 RAISE_VARARGS 1
%3d >> 26 LOAD_CONST 0 (None)
28 RETURN_VALUE
%3d 16 BINARY_ADD
18 CALL_FUNCTION 1
20 RAISE_VARARGS 1
""" % (bug1333982.__code__.co_firstlineno + 1,
__file__,
bug1333982.__code__.co_firstlineno + 1,
bug1333982.__code__.co_firstlineno + 2,
bug1333982.__code__.co_firstlineno + 1,
bug1333982.__code__.co_firstlineno + 3)
bug1333982.__code__.co_firstlineno + 1)
_BIG_LINENO_FORMAT = """\
%3d 0 LOAD_GLOBAL 0 (spam)
@ -674,8 +668,15 @@ class DisWithFileTests(DisTests):
return output.getvalue()
if sys.flags.optimize:
code_info_consts = "0: None"
else:
code_info_consts = (
"""0: 'Formatted details of methods, functions, or code.'
1: None"""
)
code_info_code_info = """\
code_info_code_info = f"""\
Name: code_info
Filename: (.*)
Argument count: 1
@ -685,13 +686,13 @@ Number of locals: 1
Stack size: 3
Flags: OPTIMIZED, NEWLOCALS, NOFREE
Constants:
0: %r
{code_info_consts}
Names:
0: _format_code_info
1: _get_code_object
Variable names:
0: x""" % (('Formatted details of methods, functions, or code.',)
if sys.flags.optimize < 2 else (None,))
0: x"""
@staticmethod
def tricky(a, b, /, x, y, z=True, *args, c, d, e=[], **kwds):