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From: "jiajing_zheng at 163 dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c/113702] -fsanitize=undefined missed a check under GCC 12.2.0
 compared to 13.2.0
Date: Thu, 01 Feb 2024 09:43:07 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D113702

--- Comment #1 from Jiajing_Zheng <jiajing_zheng at 163 dot com> ---
jing@jing-ubuntu:~$ gcc -v
Using built-in specs.
COLLECT_GCC=3Dgcc
COLLECT_LTO_WRAPPER=3D/home/jing/gcc-12.2.0/usr/local/bin/../libexec/gcc/x8=
6_64-pc-linux-gnu/12.2.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: ../configure -enable-checking=3Drelease -enable-languages=
=3Dc,c++
-disable-multilib
Thread model: posix
Supported LTO compression algorithms: zlib
gcc version 12.2.0 (GCC)=20


jing@jing-ubuntu:~$ gcc -v
Using built-in specs.
COLLECT_GCC=3Dgcc
COLLECT_LTO_WRAPPER=3D/home/jing/gcc-13.2.0-install/libexec/gcc/x86_64-pc-l=
inux-gnu/13.2.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: ../configure --prefix=3D/home/jing/gcc-13.2.0-install
--enable-threads=3Dposix -enable-checking=3Drelease -enable-languages=3Dc,c=
++
-disable-multilib
Thread model: posix
Supported LTO compression algorithms: zlib
gcc version 13.2.0 (GCC)=