[Issue 17381] Checked format string is permissive after floating point argument

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=17381

--- Comment #2 from Berni44 <bugzilla at bernis-buecher.de> ---
dlang-bot seems to have forgotton to mention this:

https://github.com/dlang/phobos/pull/7916

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