From d27135ad82788344d832ffae8aad3f0aabc8939f Mon Sep 17 00:00:00 2001
From: drh <drh@noemail.net>
Date: Thu, 2 Apr 2009 13:36:37 +0000
Subject: [PATCH] Use ALWAYS and NEVER macros on unchangeable conditions within
 func.c. (CVS 6435)

FossilOrigin-Name: eb65e64e7ed5edbe506365971d4d81ea037098d3
---
 manifest      | 12 ++++++------
 manifest.uuid |  2 +-
 src/func.c    |  8 ++++----
 3 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/manifest b/manifest
index beaec0cb08..3c52616f89 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C In\sthe\sbuilt-in\sSQL\sfunction\simplementations,\simprove\ssome\scomments,\sfix\nan\soff-by-one\serror\sin\sdetecting\sover-size\sstrings,\sand\sadd\stestcase()\nmacros\sto\sverify\sthat\sboundary\svalues\shave\sbeen\stested.\s(CVS\s6434)
-D 2009-04-02T10:16:18
+C Use\sALWAYS\sand\sNEVER\smacros\son\sunchangeable\sconditions\swithin\sfunc.c.\s(CVS\s6435)
+D 2009-04-02T13:36:37
 F Makefile.arm-wince-mingw32ce-gcc fcd5e9cd67fe88836360bb4f9ef4cb7f8e2fb5a0
 F Makefile.in 583e87706abc3026960ed759aff6371faf84c211
 F Makefile.linux-gcc d53183f4aa6a9192d249731c90dbdffbd2c68654
@@ -113,7 +113,7 @@ F src/date.c e6263ed8950642f593cb1a2cc8a73dd726cc7888
 F src/delete.c eb1066b2f35489fee46ad765d2b66386fc7d8adf
 F src/expr.c 14853cd56107292de6af664a24c6255111a4257d
 F src/fault.c dc88c821842157460750d2d61a8a8b4197d047ff
-F src/func.c 13b7a7ecf4f3426a368e751d0c3fbdcf567baf69
+F src/func.c 25edae19b56f7355ce7f25490ce61877b499633f
 F src/global.c 448419c44ce0701104c2121b0e06919b44514c0c
 F src/hash.c 5824e6ff7ba78cd34c8d6cd724367713583e5b55
 F src/hash.h 28f38ebb1006a5beedcb013bcdfe31befe7437ae
@@ -714,7 +714,7 @@ F tool/speedtest16.c c8a9c793df96db7e4933f0852abb7a03d48f2e81
 F tool/speedtest2.tcl ee2149167303ba8e95af97873c575c3e0fab58ff
 F tool/speedtest8.c 2902c46588c40b55661e471d7a86e4dd71a18224
 F tool/speedtest8inst1.c 293327bc76823f473684d589a8160bde1f52c14e
-P a04f9e7959325da18f66a1aa4ead1c50993807cb
-R c982e3384ed11aa8534165a34216b1da
+P 868a487f5fd7c795e04a08de36a85ba1e06bc8c6
+R 80e3c0460455c327fb300729860153c0
 U drh
-Z 1b80b4935022b19a2dfaa3a1e5ddbc5f
+Z 3dc25af9134f67a49baddf7ad8bedd6e
diff --git a/manifest.uuid b/manifest.uuid
index b376b040b8..88ef3ec342 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-868a487f5fd7c795e04a08de36a85ba1e06bc8c6
\ No newline at end of file
+eb65e64e7ed5edbe506365971d4d81ea037098d3
\ No newline at end of file
diff --git a/src/func.c b/src/func.c
index da6b872d46..537d35be18 100644
--- a/src/func.c
+++ b/src/func.c
@@ -16,7 +16,7 @@
 ** sqliteRegisterBuildinFunctions() found at the bottom of the file.
 ** All other code has file scope.
 **
-** $Id: func.c,v 1.228 2009/04/02 10:16:18 drh Exp $
+** $Id: func.c,v 1.229 2009/04/02 13:36:37 drh Exp $
 */
 #include "sqliteInt.h"
 #include <stdlib.h>
@@ -1217,7 +1217,7 @@ static void minMaxFinalize(sqlite3_context *context){
   sqlite3_value *pRes;
   pRes = (sqlite3_value *)sqlite3_aggregate_context(context, 0);
   if( pRes ){
-    if( pRes->flags ){
+    if( ALWAYS(pRes->flags) ){
       sqlite3_result_value(context, pRes);
     }
     sqlite3VdbeMemRelease(pRes);
@@ -1302,7 +1302,7 @@ static void setLikeOptFlag(sqlite3 *db, const char *zName, u8 flagVal){
   FuncDef *pDef;
   pDef = sqlite3FindFunction(db, zName, sqlite3Strlen30(zName),
                              2, SQLITE_UTF8, 0);
-  if( pDef ){
+  if( ALWAYS(pDef) ){
     pDef->flags = flagVal;
   }
 }
@@ -1346,7 +1346,7 @@ int sqlite3IsLikeFunction(sqlite3 *db, Expr *pExpr, int *pIsNocase, char *aWc){
   assert( !ExprHasProperty(pExpr, EP_xIsSelect) );
   pDef = sqlite3FindFunction(db, (char*)pExpr->token.z, pExpr->token.n, 2,
                              SQLITE_UTF8, 0);
-  if( pDef==0 || (pDef->flags & SQLITE_FUNC_LIKE)==0 ){
+  if( NEVER(pDef==0) || (pDef->flags & SQLITE_FUNC_LIKE)==0 ){
     return 0;
   }