Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/src/tools/clippy/tests/ui/zero_div_zero.rs b/src/tools/clippy/tests/ui/zero_div_zero.rs
new file mode 100644
index 000000000..968c58f40
--- /dev/null
+++ b/src/tools/clippy/tests/ui/zero_div_zero.rs
@@ -0,0 +1,13 @@
+#[allow(unused_variables, clippy::eq_op)]
+#[warn(clippy::zero_divided_by_zero)]
+fn main() {
+    let nan = 0.0 / 0.0;
+    let f64_nan = 0.0 / 0.0f64;
+    let other_f64_nan = 0.0f64 / 0.0;
+    let one_more_f64_nan = 0.0f64 / 0.0f64;
+    let zero = 0.0;
+    let other_zero = 0.0;
+    let other_nan = zero / other_zero; // fine - this lint doesn't propagate constants.
+    let not_nan = 2.0 / 0.0; // not an error: 2/0 = inf
+    let also_not_nan = 0.0 / 2.0; // not an error: 0/2 = 0
+}