[issue42207] Python 3.9 testing fails when building with clang and optimizations are enabled

STINNER Victor added the comment: commit 100964e0310d3a2040d0db976f7984d0507b2dbd Author: serge-sans-paille Date: Wed Nov 4 23:01:08 2020 + Disable peg generator tests when building with PGO (GH-23141) Otherwise, when running the testsuite, test_peg_generator tries to

[issue42207] Python 3.9 testing fails when building with clang and optimizations are enabled

Change by miss-islington : -- nosy: +miss-islington nosy_count: 2.0 -> 3.0 pull_requests: +22070 pull_request: https://github.com/python/cpython/pull/23155 ___ Python tracker

[issue42207] Python 3.9 testing fails when building with clang and optimizations are enabled

Change by serge-sans-paille : -- pull_requests: +22054 pull_request: https://github.com/python/cpython/pull/23141 ___ Python tracker ___

[issue42207] Python 3.9 testing fails when building with clang and optimizations are enabled

STINNER Victor added the comment: > This bug no longer happens on master branch because it's related to > test_peg_generator. test_peg_generator exists in 3.9 and master branches. configure.ac doesn't seem to be different in 3.9 and master branches for PGO_PROF_USE_FLAG and

[issue42207] Python 3.9 testing fails when building with clang and optimizations are enabled

Change by serge-sans-paille : -- keywords: +patch pull_requests: +21955 stage: -> patch review pull_request: https://github.com/python/cpython/pull/23037 ___ Python tracker

[issue42207] Python 3.9 testing fails when building with clang and optimizations are enabled

New submission from serge-sans-paille : How to reproduce: ``` git clone https://github.com/python/cpython && cd cpython mkdir -p _build/optimized cd _build/optimized ../../configure --enable-optimizations CC=clang make cd .. ./optimized/python -m test.regrtest -wW --slowest -j0 --timeout=1800