1 files changed, 20 insertions, 0 deletions
diff --git a/src/test/ui/parser/bad-char-literals.rs b/src/test/ui/parser/bad-char-literals.rs
new file mode 100644
index 000000000..748b4a222
--- /dev/null
+++ b/src/test/ui/parser/bad-char-literals.rs
@@ -0,0 +1,20 @@
+// ignore-tidy-cr
+// ignore-tidy-tab
+
+fn main() {
+    // these literals are just silly.
+    ''';
+    //~^ ERROR: character constant must be escaped: `'`
+
+    // note that this is a literal "\n" byte
+    '
+';
+    //~^^ ERROR: character constant must be escaped: `\n`
+
+    // note that this is a literal "\r" byte
+    '
+'; //~ ERROR: character constant must be escaped: `\r`
+
+    // note that this is a literal tab character here
+    '	';
+    //~^ ERROR: character constant must be escaped: `\t`
+}