[Bug c/116581] incorrect -Wfloat-conversion warnings for int to _Decimal64

[vincent-gcc at vinc17 dot net via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116581

--- Comment #2 from Vincent Lefèvre <vincent-gcc at vinc17 dot net> ---
And the warnings disappear if I change 1 to 1.0 in the testcase.