[issue37289] regression in cython due to peephole optomization

Pablo Galindo Salgado added the comment: I reverted 3498c642f4e83f3d8e2214654c0fa8e0d51cebe5 and tried to build cython and numpy an it fails for me still: > git log commit 17e024a1a999f96fee52e99bd4587da383647993 (HEAD -> master) Author: Pablo Galindo Date: Sat Jun 15 10:16:52 2019 +0100

[issue37289] regression in cython due to peephole optomization

Pablo Galindo Salgado added the comment: Thanks for the report. I will investigate, but given that the fix just optimizes bytecode as it was done in 3.7, and this is a picke failure, it seems that is likely that some data may need to be regenerated in Cython? Stephan probably can confirm thi

[issue37289] regression in cython due to peephole optomization

Thomas Caswell added the comment: This change also causes failures in the cython test suite (see attached). -- Added file: https://bugs.python.org/file48422/cython_test_log.txt ___ Python tracker ___

[issue37289] regression in cython due to peephole optomization

New submission from Thomas Caswell : The fix for https://bugs.python.org/issue37213 in 3498c642f4e83f3d8e2214654c0fa8e0d51cebe5 (https://github.com/python/cpython/pull/13969) seems to break building numpy (master) with cython (master) due to a pickle failure. The traceback (which is mostly i