1 files changed, 26 insertions, 0 deletions
diff --git a/tests/ui/iterators/integral.rs b/tests/ui/iterators/integral.rs
new file mode 100644
index 00000000000..7537c7904c0
--- /dev/null
+++ b/tests/ui/iterators/integral.rs
@@ -0,0 +1,26 @@
+fn main() {
+    for _ in 42 {}
+    //~^ ERROR `{integer}` is not an iterator
+    for _ in 42 as u8 {}
+    //~^ ERROR `u8` is not an iterator
+    for _ in 42 as i8 {}
+    //~^ ERROR `i8` is not an iterator
+    for _ in 42 as u16 {}
+    //~^ ERROR `u16` is not an iterator
+    for _ in 42 as i16 {}
+    //~^ ERROR `i16` is not an iterator
+    for _ in 42 as u32 {}
+    //~^ ERROR `u32` is not an iterator
+    for _ in 42 as i32 {}
+    //~^ ERROR `i32` is not an iterator
+    for _ in 42 as u64 {}
+    //~^ ERROR `u64` is not an iterator
+    for _ in 42 as i64 {}
+    //~^ ERROR `i64` is not an iterator
+    for _ in 42 as usize {}
+    //~^ ERROR `usize` is not an iterator
+    for _ in 42 as isize {}
+    //~^ ERROR `isize` is not an iterator
+    for _ in 42.0 {}
+    //~^ ERROR `{float}` is not an iterator
+}