[Bug c++/125555] error: mangling of ... conflicts with a previous mangle [import std]

[leander.schulten at tetys dot de via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125555

--- Comment #1 from Leander Schulten <leander.schulten at tetys dot de> ---
Tested with gcc-trunc cfb945957ee9acd561f71e592221e227c140cfe4 from 2026-06-01