1 files changed, 19 insertions, 0 deletions
diff --git a/tests/ui/did_you_mean/issue-53280-expected-float-found-integer-literal.rs b/tests/ui/did_you_mean/issue-53280-expected-float-found-integer-literal.rs
new file mode 100644
index 000000000..73f1856ca
--- /dev/null
+++ b/tests/ui/did_you_mean/issue-53280-expected-float-found-integer-literal.rs
@@ -0,0 +1,19 @@
+fn main() {
+    let sixteen: f32 = 16;
+    //~^ ERROR mismatched types
+    //~| HELP use a float literal
+    let a_million_and_seventy: f64 = 1_000_070;
+    //~^ ERROR mismatched types
+    //~| HELP use a float literal
+    let negative_nine: f32 = -9;
+    //~^ ERROR mismatched types
+    //~| HELP use a float literal
+
+
+    // only base-10 literals get the suggestion
+
+    let sixteen_again: f64 = 0x10;
+    //~^ ERROR mismatched types
+    let and_once_more: f32 = 0o20;
+    //~^ ERROR mismatched types
+}