diff --git a/tests/ui/numbers-arithmetic/apfloat-modulo-wrong.rs b/tests/ui/numbers-arithmetic/apfloat-modulo-wrong.rs new file mode 100644 index 0000000000000..64ff1f8b1d2df --- /dev/null +++ b/tests/ui/numbers-arithmetic/apfloat-modulo-wrong.rs @@ -0,0 +1,15 @@ +// run-pass +// check-run-results +// regression test for issue #109567 + +fn f() -> f64 { + std::hint::black_box(-1.0) % std::hint::black_box(-1.0) +} + +const G: f64 = -1.0 % -1.0; + +pub fn main() { + assert_eq!(-1, G.signum() as i32); + assert_eq!((-0.0_f64).to_bits(), G.to_bits()); + assert_eq!(f().signum(), G.signum()); +}