diff -up sqlite-2.8.17/tool/lemon.c.crashfix sqlite-2.8.17/tool/lemon.c
--- sqlite-2.8.17/tool/lemon.c.crashfix 2019-04-10 15:03:23.464811085 -0400
+++ sqlite-2.8.17/tool/lemon.c 2019-04-10 15:04:02.767018417 -0400
@@ -3018,7 +3018,7 @@ int mhflag; /* True if g
int maxdtlength; /* Maximum length of any ".datatype" field. */
char *stddt; /* Standardized name for a datatype */
int i,j; /* Loop counters */
- int hash; /* For hashing the name of a type */
+ unsigned int hash; /* For hashing the name of a type */
char *name; /* Name of the parser */
/* Allocate and initialize types[] and allocate stddt[] */