Index: src/ctime.c
==================================================================
--- src/ctime.c
+++ src/ctime.c
@@ -393,11 +393,11 @@
 
   /* Since ArraySize(azCompileOpt) is normally in single digits, a
   ** linear search is adequate.  No need for a binary search. */
   for(i=0; i<ArraySize(azCompileOpt); i++){
     if( sqlite3StrNICmp(zOptName, azCompileOpt[i], n)==0
-     && sqlite3CtypeMap[(unsigned char)azCompileOpt[i][n]]==0
+     && sqlite3IsIdChar((unsigned char)azCompileOpt[i][n])==0
     ){
       return 1;
     }
   }
   return 0;

Index: src/sqliteInt.h
==================================================================
--- src/sqliteInt.h
+++ src/sqliteInt.h
@@ -2652,10 +2652,11 @@
 
 /*
 ** Bitfield flags for P5 value in various opcodes.
 */
 #define OPFLAG_NCHANGE       0x01    /* Set to update db->nChange */
+#define OPFLAG_EPHEM         0x01    /* OP_Column: Ephemeral output is ok */
 #define OPFLAG_LASTROWID     0x02    /* Set to update db->lastRowid */
 #define OPFLAG_ISUPDATE      0x04    /* This OP_Insert is an sql UPDATE */
 #define OPFLAG_APPEND        0x08    /* This is likely to be an append */
 #define OPFLAG_USESEEKRESULT 0x10    /* Try to avoid a seek in BtreeInsert() */
 #define OPFLAG_CLEARCACHE    0x20    /* Clear pseudo-table cache in OP_Column */
@@ -2985,10 +2986,11 @@
 # define sqlite3Isalpha(x)   isalpha((unsigned char)(x))
 # define sqlite3Isdigit(x)   isdigit((unsigned char)(x))
 # define sqlite3Isxdigit(x)  isxdigit((unsigned char)(x))
 # define sqlite3Tolower(x)   tolower((unsigned char)(x))
 #endif
+int sqlite3IsIdChar(u8);
 
 /*
 ** Internal function prototypes
 */
 #define sqlite3StrICmp sqlite3_stricmp

Index: src/tokenize.c
==================================================================
--- src/tokenize.c
+++ src/tokenize.c
@@ -100,10 +100,11 @@
     0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1,  /* Ex */
     1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0,  /* Fx */
 };
 #define IdChar(C)  (((c=C)>=0x42 && sqlite3IsEbcdicIdChar[c-0x40]))
 #endif
+int sqlite3IsIdChar(u8 c){ return IdChar(c); }
 
 
 /*
 ** Return the length of the token that begins at z[0]. 
 ** Store the token type in *tokenType before returning.