[Bug c++/82800] New: Incorrect warning on "may be used uninitialized in this function" in variadic template code

2017-11-01 Thread alonzakai at gmail dot com
NCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: alonzakai at gmail dot com Target Milestone: --- The testcase below fails with g++- a.cpp -std=c++11 -Wall -Werror -O2 It fails on 7.2.0, but work

[Bug web/111694] New: Wrong behavior for signbit of negative zero when optimizing

2023-10-04 Thread alonzakai at gmail dot com via Gcc-bugs
Priority: P3 Component: web Assignee: unassigned at gcc dot gnu.org Reporter: alonzakai at gmail dot com Target Milestone: --- This behaves incorrectly in 13.2.0 with -O1 and above, but is correct in 12, 11, and 10. It is also correct in 13.2.0 without optimizations