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diff --git a/src/test/ui/str/str-lit-type-mismatch.stderr b/src/test/ui/str/str-lit-type-mismatch.stderr
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@@ -0,0 +1,49 @@
+error[E0308]: mismatched types
+ --> $DIR/str-lit-type-mismatch.rs:2:20
+ |
+LL | let x: &[u8] = "foo";
+ | ----- ^^^^^ expected slice `[u8]`, found `str`
+ | |
+ | expected due to this
+ |
+ = note: expected reference `&[u8]`
+ found reference `&'static str`
+help: consider adding a leading `b`
+ |
+LL | let x: &[u8] = b"foo";
+ | +
+
+error[E0308]: mismatched types
+ --> $DIR/str-lit-type-mismatch.rs:3:23
+ |
+LL | let y: &[u8; 4] = "baaa";
+ | -------- ^^^^^^ expected array `[u8; 4]`, found `str`
+ | |
+ | expected due to this
+ |
+ = note: expected reference `&[u8; 4]`
+ found reference `&'static str`
+help: consider adding a leading `b`
+ |
+LL | let y: &[u8; 4] = b"baaa";
+ | +
+
+error[E0308]: mismatched types
+ --> $DIR/str-lit-type-mismatch.rs:4:19
+ |
+LL | let z: &str = b"foo";
+ | ---- ^^^^^^ expected `str`, found array `[u8; 3]`
+ | |
+ | expected due to this
+ |
+ = note: expected reference `&str`
+ found reference `&'static [u8; 3]`
+help: consider removing the leading `b`
+ |
+LL - let z: &str = b"foo";
+LL + let z: &str = "foo";
+ |
+
+error: aborting due to 3 previous errors
+
+For more information about this error, try `rustc --explain E0308`.