[issue40998] Compiler warnings in ubsan builds

miss-islington added the comment: New changeset 35bf8ea7bef7151a420a67638e88d6a1fd81d1a0 by Christian Heimes in branch '3.9': [3.9] bpo-40998: Fix a refleak in create_filter() (GH-23365) (GH-23369) https://github.com/python/cpython/commit/35bf8ea7bef7151a420a67638e88d6a1fd81d1a0 --

[issue40998] Compiler warnings in ubsan builds

miss-islington added the comment: New changeset 994c68f586441cee755508e9357e6e03e2b7a887 by Miss Islington (bot) in branch '3.9': bpo-40998: Address compiler warnings found by ubsan (GH-20929) https://github.com/python/cpython/commit/994c68f586441cee755508e9357e6e03e2b7a887 --

[issue40998] Compiler warnings in ubsan builds

Change by miss-islington : -- pull_requests: +22263 pull_request: https://github.com/python/cpython/pull/23370 ___ Python tracker ___ __

[issue40998] Compiler warnings in ubsan builds

miss-islington added the comment: New changeset 07f2adedf0940b06d136208ec386d69b7d2d5b43 by Christian Heimes in branch 'master': bpo-40998: Address compiler warnings found by ubsan (GH-20929) https://github.com/python/cpython/commit/07f2adedf0940b06d136208ec386d69b7d2d5b43 -- _

[issue40998] Compiler warnings in ubsan builds

Change by Christian Heimes : -- pull_requests: +22262 pull_request: https://github.com/python/cpython/pull/23369 ___ Python tracker ___

[issue40998] Compiler warnings in ubsan builds

miss-islington added the comment: New changeset d1e38d4023aa29e7ed64d4f8eb9c1e4a3c86a2e5 by Victor Stinner in branch 'master': bpo-40998: Fix a refleak in create_filter() (GH-23365) https://github.com/python/cpython/commit/d1e38d4023aa29e7ed64d4f8eb9c1e4a3c86a2e5 -- nosy: +miss-isli

[issue40998] Compiler warnings in ubsan builds

Change by STINNER Victor : -- pull_requests: +22258 stage: -> patch review pull_request: https://github.com/python/cpython/pull/23365 ___ Python tracker ___ __

[issue40998] Compiler warnings in ubsan builds

STINNER Victor added the comment: > The reference leak was introduced in 86ea58149c3 / GH-13159 / bpo-36737. PR > GH-20929 fixes it, too. Usually, it's not that the subinterpreter work introduces new leak, but makes old leak suddenly visible. The create_filter() leak was introduced way earl

[issue40998] Compiler warnings in ubsan builds

Eric V. Smith added the comment: Too many Eric S's! -- ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https

[issue40998] Compiler warnings in ubsan builds

Christian Heimes added the comment: Sorry, I meant to add Eric S. :) -- ___ Python tracker ___ ___ Python-bugs-list mailing list Un

[issue40998] Compiler warnings in ubsan builds

Change by Eric V. Smith : -- nosy: +eric.snow ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://mail.py

[issue40998] Compiler warnings in ubsan builds

Christian Heimes added the comment: The reference leak was introduced in 86ea58149c3 / GH-13159 / bpo-36737. PR GH-20929 fixes it, too. -- nosy: +eric.smith ___ Python tracker __

[issue40998] Compiler warnings in ubsan builds

Christian Heimes added the comment: I see more warnings and a new leak detection on latest master: gcc -pthread -c -fsanitize=undefined -fsanitize=address -fno-omit-frame-pointer -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall-std=c99 -Wextra -Wno-unused-result -Wno-unuse

[issue40998] Compiler warnings in ubsan builds

Christian Heimes added the comment: PR 20929 addresses three out of four warnings found by GCC 10's ubsan on Fedora 32. -- stage: patch review -> ___ Python tracker ___

[issue40998] Compiler warnings in ubsan builds

Change by Christian Heimes : -- keywords: +patch pull_requests: +20108 stage: -> patch review pull_request: https://github.com/python/cpython/pull/20929 ___ Python tracker ___

[issue40998] Compiler warnings in ubsan builds

New submission from Christian Heimes : I'm seeing several compiler warnings in ubsan builds: $ ./configure --with-address-sanitizer --with-undefined-behavior-sanitizer $ make clean $ make Parser/string_parser.c: In function ‘decode_unicode_with_escapes’: Parser/string_parser.c:98:17: warning: nu