GCC 9.4 编译error: catching polymorphic type ‘class std::bad_alloc’ by value [-Werror=catch-value=]

lm_hao

已于 2022-04-21 17:32:20 修改

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分类专栏： GCC 文章标签： gnu

于 2022-04-21 10:26:31 首次发布

本文链接：https://blog.youkuaiyun.com/llm_hao/article/details/124314520

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环境

lm@lm:~$ cat /etc/os-release
NAME="Ubuntu"
VERSION="20.04.4 LTS (Focal Fossa)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 20.04.4 LTS"
VERSION_ID="20.04"
HOME_URL="https://www.ubuntu.com/"
SUPPORT_URL="https://help.ubuntu.com/"
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
VERSION_CODENAME=focal
UBUNTU_CODENAME=focal



lm@lm:~$ gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/9/lto-wrapper
OFFLOAD_TARGET_NAMES=</