Issue #12705: Raise SyntaxError when compiling multiple statements as single interactive statement
diff --git a/Include/errcode.h b/Include/errcode.h
index 6bb3cc1..5946686 100644
--- a/Include/errcode.h
+++ b/Include/errcode.h
@@ -30,6 +30,7 @@
#define E_EOLS 24 /* EOL in single-quoted string */
#define E_LINECONT 25 /* Unexpected characters after a line continuation */
#define E_IDENTIFIER 26 /* Invalid characters in identifier */
+#define E_BADSINGLE 27 /* Ill-formed single statement input */
#ifdef __cplusplus
}