8000 [3.9] bpo-42207 :Disable peg generator tests when building with PGO (GH-23141) by miss-islington · Pull Request #23155 · python/cpython · GitHub
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[3.9] bpo-42207 :Disable peg generator tests when building with PGO (GH-23141) #23155

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Merged
merged 1 commit into from
Nov 4, 2020
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[3.9] bpo-42207 :Disable peg generator tests when building with PGO (GH-23141) #23155

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Disable peg generator tests when building with PGO (GH-23141) 
Otherwise, when running the testsuite, test_peg_generator tries to compile C
code using the optimized flags and fails because it cannot find the profile
data.
(cherry picked from commit 100964e)

Co-authored-by: serge-sans-paille <serge.guelton@telecom-bretagne.eu>
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@serge-sans-paille @miss-islington
serge-sans-paille authored and miss-islington committed Nov 4, 2020
commit 099bc409764206d7430fccece0ce306d3d9c4921
6 changes: 6 additions & 0 deletions Lib/test/test_peg_generator/test_c_parser.py
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Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
import sysconfig
import textwrap
import unittest
from distutils.tests.support import TempdirManager
Expand All @@ -7,6 +8,11 @@
from test import support
from test.support.script_helper import assert_python_ok

_py_cflags_nodist = sysconfig.get_config_var('PY_CFLAGS_NODIST')
_pgo_flag = sysconfig.get_config_var('PGO_PROF_USE_FLAG')
if _pgo_flag and _py_cflags_nodist and _pgo_flag in _py_cflags_nodist:
raise unittest.SkipTest("peg_generator test disabled under PGO build")

test_tools.skip_if_missing("peg_generator")
with test_tools.imports_under_tool("peg_generator"):
from pegen.grammar_parser import GeneratedParser as GrammarParser
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