1 files changed, 10 insertions, 0 deletions

diff --git a/src/test/ui/issues/issue-32805.rs b/src/test/ui/issues/issue-32805.rs
new file mode 100644
index 000000000..23c194739
--- /dev/null
+++ b/src/test/ui/issues/issue-32805.rs
@@ -0,0 +1,10 @@
+// run-pass
+fn const_mir() -> f32 { 9007199791611905.0 }
+
+fn main() {
+    let original = "9007199791611905.0"; // (1<<53)+(1<<29)+1
+    let expected = "9007200000000000";
+
+    assert_eq!(const_mir().to_string(), expected);
+    assert_eq!(original.parse::<f32>().unwrap().to_string(), expected);
+}