[issue38877] Python 3.9 build fails under Debian 9.11

Ned Deily added the comment: Glad you got it working. In general, it is probably a good idea to do a "make clean" before or after re-running ./configure in a particular build directory. Ideally, the Makefile dependencies should detect and do the right thing automatically so that a manual

[issue38877] Python 3.9 build fails under Debian 9.11

Florian Dahlitz added the comment: My commands were as follows: $ ./configure $ make &> output_without.txt $ ./configure --enable-optimizations $ make &> output.txt Doing a make clean before each make resolved the issue. Thanks Ned! I searched through the README.md on GitHub and found a note

[issue38877] Python 3.9 build fails under Debian 9.11

Ned Deily added the comment: What ./configure options did you use? Did you do a make clean or equivalent between the two build attempts? If you used --enable-shared, try without it. -- nosy: +ned.deily ___ Python tracker

[issue38877] Python 3.9 build fails under Debian 9.11

Change by Florian Dahlitz : Added file: https://bugs.python.org/file48730/output_without.txt ___ Python tracker ___ ___ Python-bugs-list mai

[issue38877] Python 3.9 build fails under Debian 9.11

New submission from Florian Dahlitz : Today, I tried to build Python 3.9 from source, which failed. Building it without optimizations enabled fails due to an Segmentation fault (output_without.txt) and building with optimizations fails with a profile-opt error (output.txt). $ lsb_release -a