1 files changed, 118 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/cast_lossless_integer.stderr b/src/tools/clippy/tests/ui/cast_lossless_integer.stderr
new file mode 100644
index 000000000..721b94876
--- /dev/null
+++ b/src/tools/clippy/tests/ui/cast_lossless_integer.stderr
@@ -0,0 +1,118 @@
+error: casting `i8` to `i16` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:8:13
+   |
+LL |     let _ = 1i8 as i16;
+   |             ^^^^^^^^^^ help: try: `i16::from(1i8)`
+   |
+   = note: `-D clippy::cast-lossless` implied by `-D warnings`
+
+error: casting `i8` to `i32` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:9:13
+   |
+LL |     let _ = 1i8 as i32;
+   |             ^^^^^^^^^^ help: try: `i32::from(1i8)`
+
+error: casting `i8` to `i64` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:10:13
+   |
+LL |     let _ = 1i8 as i64;
+   |             ^^^^^^^^^^ help: try: `i64::from(1i8)`
+
+error: casting `u8` to `i16` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:11:13
+   |
+LL |     let _ = 1u8 as i16;
+   |             ^^^^^^^^^^ help: try: `i16::from(1u8)`
+
+error: casting `u8` to `i32` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:12:13
+   |
+LL |     let _ = 1u8 as i32;
+   |             ^^^^^^^^^^ help: try: `i32::from(1u8)`
+
+error: casting `u8` to `i64` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:13:13
+   |
+LL |     let _ = 1u8 as i64;
+   |             ^^^^^^^^^^ help: try: `i64::from(1u8)`
+
+error: casting `u8` to `u16` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:14:13
+   |
+LL |     let _ = 1u8 as u16;
+   |             ^^^^^^^^^^ help: try: `u16::from(1u8)`
+
+error: casting `u8` to `u32` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:15:13
+   |
+LL |     let _ = 1u8 as u32;
+   |             ^^^^^^^^^^ help: try: `u32::from(1u8)`
+
+error: casting `u8` to `u64` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:16:13
+   |
+LL |     let _ = 1u8 as u64;
+   |             ^^^^^^^^^^ help: try: `u64::from(1u8)`
+
+error: casting `i16` to `i32` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:17:13
+   |
+LL |     let _ = 1i16 as i32;
+   |             ^^^^^^^^^^^ help: try: `i32::from(1i16)`
+
+error: casting `i16` to `i64` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:18:13
+   |
+LL |     let _ = 1i16 as i64;
+   |             ^^^^^^^^^^^ help: try: `i64::from(1i16)`
+
+error: casting `u16` to `i32` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:19:13
+   |
+LL |     let _ = 1u16 as i32;
+   |             ^^^^^^^^^^^ help: try: `i32::from(1u16)`
+
+error: casting `u16` to `i64` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:20:13
+   |
+LL |     let _ = 1u16 as i64;
+   |             ^^^^^^^^^^^ help: try: `i64::from(1u16)`
+
+error: casting `u16` to `u32` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:21:13
+   |
+LL |     let _ = 1u16 as u32;
+   |             ^^^^^^^^^^^ help: try: `u32::from(1u16)`
+
+error: casting `u16` to `u64` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:22:13
+   |
+LL |     let _ = 1u16 as u64;
+   |             ^^^^^^^^^^^ help: try: `u64::from(1u16)`
+
+error: casting `i32` to `i64` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:23:13
+   |
+LL |     let _ = 1i32 as i64;
+   |             ^^^^^^^^^^^ help: try: `i64::from(1i32)`
+
+error: casting `u32` to `i64` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:24:13
+   |
+LL |     let _ = 1u32 as i64;
+   |             ^^^^^^^^^^^ help: try: `i64::from(1u32)`
+
+error: casting `u32` to `u64` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:25:13
+   |
+LL |     let _ = 1u32 as u64;
+   |             ^^^^^^^^^^^ help: try: `u64::from(1u32)`
+
+error: casting `u8` to `u16` may become silently lossy if you later change the type
+  --> $DIR/cast_lossless_integer.rs:28:13
+   |
+LL |     let _ = (1u8 + 1u8) as u16;
+   |             ^^^^^^^^^^^^^^^^^^ help: try: `u16::from(1u8 + 1u8)`
+
+error: aborting due to 19 previous errors
+