Omit the sqlite3IntTokens array constant for a code simplification.

FossilOrigin-Name: f907395ef5a2dc1d084b6a286af00de4c742cf12d4f347c21e1b757786508f57
2025-08-07 02:42:48 +03:00 · 2019-09-23 12:38:10 +00:00
parent 7ca1347f59
commit 5776ee5cf5
8 changed files with 18 additions and 27 deletions
--- a/22
+++ b/22
@@ -1,5 +1,5 @@
-C When\sa\sscalar\ssubquery\shas\sa\spre-existing\s"LIMIT\sX"\sthen\schange\sit\sto\n"LIMIT\sX<>0"\srather\sthan\sjust\s"LIMIT\s1"\sso\sthat\sif\sX\sis\s0\sthe\slimit\nwill\sstill\sbe\szero.\s\sTicket\s[99cd4807dc03f178]
-D 2019-09-23T11:55:22.905
+C Omit\sthe\ssqlite3IntTokens\sarray\sconstant\sfor\sa\scode\ssimplification.
+D 2019-09-23T12:38:10.519
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -477,11 +477,11 @@ F src/date.c e1d8ac7102f3f283e63e13867acb0efa33861cf34f0faf4cdbaf9fa7a1eb7041
 F src/dbpage.c 135eb3b5e74f9ef74bde5cec2571192c90c86984fa534c88bf4a055076fa19b7
 F src/dbstat.c c12833de69cb655751487d2c5a59607e36be1c58ba1f4bd536609909ad47b319
 F src/delete.c d08c9e01a2664afd12edcfa3a9c6578517e8ff8735f35509582693adbe0edeaf
-F src/expr.c d7ed577f8eb8723475d5d48d574ed877f69db97a451effde7101b015404be33c
+F src/expr.c 66d1f3eb7dfbc346a90096c98d7b7caebf208283db5d74f226f6c157a4bc79b2
 F src/fault.c 460f3e55994363812d9d60844b2a6de88826e007
 F src/fkey.c 6b79f4c2447691aa9ac86e2a6a774b65f3b3dd053d4220a4893051a0de20f82e
 F src/func.c ed33e38cd642058182a31a3f518f2e34f4bbe53aa483335705c153c4d3e50b12
-F src/global.c d7a7a45a78ffe01302d61c271ed50474ef1b9d2d23bf17a46a58c8a1926424ee
+F src/global.c a1a8d698762ddd9a1543aac26c1e0029b20fcc3fcb56bfa41ec8cea2368f2798
 F src/hash.c 8d7dda241d0ebdafb6ffdeda3149a412d7df75102cecfc1021c98d6219823b19
 F src/hash.h 9d56a9079d523b648774c1784b74b89bd93fac7b365210157482e4319a468f38
 F src/hwtime.h 747c1bbe9df21a92e9c50f3bbec1de841dc5e5da
@@ -514,7 +514,7 @@ F src/os_win.c 035a813cbd17f355bdcad7ab894af214a9c13a1db8aeac902365350b98cd45a7
 F src/os_win.h 7b073010f1451abe501be30d12f6bc599824944a
 F src/pager.c 422fd8cfa59fb9173eff36a95878904a0eeb0dcc62ba49350acc8b1e51c4dc7b
 F src/pager.h 217921e81eb5fe455caa5cda96061959706bcdd29ddb57166198645ef7822ac3
-F src/parse.y 6f284f7488ad9db9ae2762161e52bec2e9609462b98a3354fcc6e0ce7aa7be8d
+F src/parse.y 50bfcb34be7320dd0cb875021a93ae6451c8f0b083f21b71934a1a3a9108015a
 F src/pcache.c 385ff064bca69789d199a98e2169445dc16e4291fa807babd61d4890c3b34177
 F src/pcache.h 4f87acd914cef5016fae3030343540d75f5b85a1877eed1a2a19b9f284248586
 F src/pcache1.c 62714cbd1b7299a6e6a27a587b66b4fd3a836a84e1181e7f96f5c34a50917848
@@ -525,12 +525,12 @@ F src/printf.c 9be6945837c839ba57837b4bc3af349eba630920fa5532aa518816defe42a7d4
 F src/random.c 80f5d666f23feb3e6665a6ce04c7197212a88384
 F src/resolve.c 9891cf5fd155bb199f8b1ff5d1429b9f70484487f4c455bba94348d4cb6f829f
 F src/rowset.c d977b011993aaea002cab3e0bb2ce50cf346000dff94e944d547b989f4b1fe93
-F src/select.c 059edc066d70a1e910145150887e796bb835e1f73b316cdf8db83c6aaa68f075
+F src/select.c f509982c96bb24ccf57a0155fbe1e6184e0b8fb8866a04397dc41baa400e5240
 F src/shell.c.in 68698630c21c5489fb3dc961a3ab3840e726c3c01e475dab96055788a7b6e5e6
 F src/sqlite.h.in 5725a6b20190a1e8d662077a1c1c8ea889ad7be90dd803f914c2de226f5fe6ab
 F src/sqlite3.rc 5121c9e10c3964d5755191c80dd1180c122fc3a8
 F src/sqlite3ext.h cef696ce3293242c67b2339763608427bf72ee66f1f3a05389ac2a7b46001c31
-F src/sqliteInt.h 4a478f7fa0937d7c3141393d8c30c49e242e5e696e6976e19281e4d933a8ab95
+F src/sqliteInt.h 5fd0a9606244801994237383f1003ba3530863ca8980122286e03a4e6338444c
 F src/sqliteLimit.h 1513bfb7b20378aa0041e7022d04acb73525de35b80b252f1b83fedb4de6a76b
 F src/status.c 46e7aec11f79dad50965a5ca5fa9de009f7d6bde08be2156f1538a0a296d4d0e
 F src/table.c b46ad567748f24a326d9de40e5b9659f96ffff34
@@ -615,7 +615,7 @@ F src/where.c 9f3f23efc45934e7b7ea6c0c1042420b73053e7c3264feef6faf9ce6fbd5df61
 F src/whereInt.h 2c6bae136a7c0be6ff75dc36950d1968c67d005c8e51d7a9d77cb996bb4843d9
 F src/wherecode.c 535c8e228478fd971b9a5b6cb6773995b0fbf7020d5989508a5094ce5b8cd95b
 F src/whereexpr.c 05c283d26aa9c3f5d1bf13a5f6a573b43295b9db280eff18e26f97d7d7f119b4
-F src/window.c bf055d1baec203de508c9d7ed3ac20146d5551518f2f77009f781876b8d0fdd5
+F src/window.c af649dd0627e925b4ad0d6ae9fd12c3d4ececdb8b872a1785a28da41fcc06148
 F test/8_3_names.test ebbb5cd36741350040fd28b432ceadf495be25b2
 F test/affinity2.test da465d3d490ab24ef64f7715b5953343a4967762b9350b29eb1462879ff3fb9e
 F test/affinity3.test 6a101af2fc945ce2912f6fe54dd646018551710d
@@ -1845,7 +1845,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P d7673a445f4cde8f71153ce81efdc34fbed8b8625714d54afae1a83d548671ff
-R 9f514c28ca70fa750097b5d3da056c4a
+P 82e5dcf5c1d500ed82f398b38fdae0f30033804e897fbab3c10f1e15e2abedef
+R 6576418b2448b3d64f3c208d7dfcd054
 U drh
-Z 1aba58b9f947eb2436ce9c19899f400f
+Z be0d84726c6176673fd11b7076b1f111
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-82e5dcf5c1d500ed82f398b38fdae0f30033804e897fbab3c10f1e15e2abedef
+f907395ef5a2dc1d084b6a286af00de4c742cf12d4f347c21e1b757786508f57
--- a/src/expr.c
+++ b/src/expr.c
@@ -905,7 +905,7 @@ Expr *sqlite3ExprAnd(Parse *pParse, Expr *pLeft, Expr *pRight){
  }else if( ExprAlwaysFalse(pLeft) || ExprAlwaysFalse(pRight) ){
    sqlite3ExprUnmapAndDelete(pParse, pLeft);
    sqlite3ExprUnmapAndDelete(pParse, pRight);
-    return sqlite3ExprAlloc(db, TK_INTEGER, &sqlite3IntTokens[0], 0);
+    return sqlite3Expr(db, TK_INTEGER, "0");
  }else{
    return sqlite3PExpr(pParse, TK_AND, pLeft, pRight);
  }
@@ -2963,7 +2963,7 @@ int sqlite3CodeSubselect(Parse *pParse, Expr *pExpr){
    /* The subquery already has a limit.  If the pre-existing limit is X
    ** then make the new limit X<>0 so that the new limit is either 1 or 0 */
    sqlite3 *db = pParse->db;
-    pLimit = sqlite3ExprAlloc(db, TK_INTEGER, &sqlite3IntTokens[0], 0);
+    pLimit = sqlite3Expr(db, TK_INTEGER, "0");
    if( pLimit ){
      pLimit->affExpr = SQLITE_AFF_NUMERIC;
      pLimit = sqlite3PExpr(pParse, TK_NE,
@@ -2973,7 +2973,7 @@ int sqlite3CodeSubselect(Parse *pParse, Expr *pExpr){
    pSel->pLimit->pLeft = pLimit;
  }else{
    /* If there is no pre-existing limit add a limit of 1 */
-    pLimit = sqlite3ExprAlloc(pParse->db, TK_INTEGER, &sqlite3IntTokens[1], 0);
+    pLimit = sqlite3Expr(pParse->db, TK_INTEGER, "1");
    pSel->pLimit = sqlite3PExpr(pParse, TK_LIMIT, pLimit, 0);
  }
  pSel->iLimit = 0;
--- a/src/global.c
+++ b/src/global.c
@@ -271,14 +271,6 @@ SQLITE_WSD struct Sqlite3Config sqlite3Config = {
 */
 FuncDefHash sqlite3BuiltinFunctions;

-/*
-** Constant tokens for values 0 and 1.
-*/
-const Token sqlite3IntTokens[] = {
-   { "0", 1 },
-   { "1", 1 }
-};
-
 #ifdef VDBE_PROFILE
 /*
 ** The following performance counter can be used in place of
--- a/src/parse.y
+++ b/src/parse.y
@@ -1181,7 +1181,7 @@ expr(A) ::= expr(A) between_op(N) expr(X) AND expr(Y). [BETWEEN] {
      ** regardless of the value of expr1.
      */
      sqlite3ExprUnmapAndDelete(pParse, A);
-      A = sqlite3ExprAlloc(pParse->db, TK_INTEGER,&sqlite3IntTokens[N],1);
+      A = sqlite3Expr(pParse->db, TK_INTEGER, N ? "1" : "0");
    }else{
      A = sqlite3PExpr(pParse, TK_IN, A, 0);
      if( A ){
--- a/src/select.c
+++ b/src/select.c
@@ -5465,7 +5465,7 @@ static int havingToWhereExprCb(Walker *pWalker, Expr *pExpr){
    Select *pS = pWalker->u.pSelect;
    if( sqlite3ExprIsConstantOrGroupBy(pWalker->pParse, pExpr, pS->pGroupBy) ){
      sqlite3 *db = pWalker->pParse->db;
-      Expr *pNew = sqlite3ExprAlloc(db, TK_INTEGER, &sqlite3IntTokens[1], 0);
+      Expr *pNew = sqlite3Expr(db, TK_INTEGER, "1");
      if( pNew ){
        Expr *pWhere = pS->pWhere;
        SWAP(Expr, *pNew, *pExpr);
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -4318,7 +4318,6 @@ extern const unsigned char sqlite3OpcodeProperty[];
 extern const char sqlite3StrBINARY[];
 extern const unsigned char sqlite3UpperToLower[];
 extern const unsigned char sqlite3CtypeMap[];
-extern const Token sqlite3IntTokens[];
 extern SQLITE_WSD struct Sqlite3Config sqlite3Config;
 extern FuncDefHash sqlite3BuiltinFunctions;
 #ifndef SQLITE_OMIT_WSD
--- a/src/window.c
+++ b/src/window.c
@@ -991,7 +991,7 @@ int sqlite3WindowRewrite(Parse *pParse, Select *p){
    */
    if( pSublist==0 ){
      pSublist = sqlite3ExprListAppend(pParse, 0, 
-          sqlite3ExprAlloc(db, TK_INTEGER, &sqlite3IntTokens[0], 0)
+        sqlite3Expr(db, TK_INTEGER, "0")
      );
    }