Add E0766 error for unterminated double quote byte string

1 files changed, 13 insertions, 0 deletions

diff --git a/src/librustc_error_codes/error_codes/E0766.md b/src/librustc_error_codes/error_codes/E0766.md
new file mode 100644
index 00000000000..4e775df2cac
--- /dev/null
+++ b/src/librustc_error_codes/error_codes/E0766.md
@@ -0,0 +1,13 @@
+A double quote byte string (`b"`) was not terminated.
+
+Erroneous code example:
+
+```compile_fail,E0766
+let s = b"; // error!
+```
+
+To fix this error, add the missing double quote at the end of the string:
+
+```
+let s = b""; // ok!
+```