Fix a bug that prevented sorting by index. Down to 162 failed tests. (CVS 1421)

FossilOrigin-Name: b032b646b72a03e828d732ac22192f992904d79f

manifest

@@ -1,5 +1,5 @@
-C Add\sinternal\ssupport\sfor\scollating\ssequences.\s\sThis\sbreaks\s244\stests.\s(CVS\s1420)
-D 2004-05-20T22:16:29
+C Fix\sa\sbug\sthat\sprevented\ssorting\sby\sindex.\s\sDown\sto\s162\sfailed\stests.\s(CVS\s1421)
+D 2004-05-20T23:37:55
 F Makefile.in ab7b0d5118e2da97bac66be8684a1034e3500f5a
 F Makefile.linux-gcc b86a99c493a5bfb402d1d9178dcdc4bd4b32f906
 F README f1de682fbbd94899d50aca13d387d1b3fd3be2dd
@@ -43,7 +43,7 @@ F src/os.c ddcda92f7fd71b4513c57c1ec797917f206d504e
 F src/os.h 6e446a17cbeb6c2ce470683a0bb8d9c63abe8607
 F src/pager.c 6ff6b906427d4824099140776cb8768f922f3dc5
 F src/pager.h 78a00ac280899bcba1a89dc51585dcae6b7b3253
-F src/parse.y 7c8eb3a305292fb4a0a9cee8c80ff68fdc1a1011
+F src/parse.y 567718866b94d58a6c7681cc45ba7987771d583a
 F src/pragma.c aeeba7dc5bc32a6f0980e6516cb2a48a50973fab
 F src/printf.c ef750e8e2398ca7e8b58be991075f08c6a7f0e53
 F src/random.c eff68e3f257e05e81eae6c4d50a51eb88beb4ff3
@@ -195,7 +195,7 @@ F www/sqlite.tcl 3c83b08cf9f18aa2d69453ff441a36c40e431604
 F www/tclsqlite.tcl b9271d44dcf147a93c98f8ecf28c927307abd6da
 F www/vdbe.tcl 9b9095d4495f37697fd1935d10e14c6015e80aa1
 F www/whentouse.tcl a8335bce47cc2fddb07f19052cb0cb4d9129a8e4
-P 5c1e47a25244eacc69b688f5f4e62cec9f09665a
-R ce21bc93f28abe94d7cac8a777c1f594
+P a6cb09d7af537726acc87b9133f68c81e839e047
+R 77b7dd16da245944750dc57d44fdb5de
 U drh
-Z 85f85a1caf6d7ec42aba1c203751fff5
+Z 33f52970085179fc3765fcfd7b86df26

manifest.uuid

@@ -1 +1 @@
-a6cb09d7af537726acc87b9133f68c81e839e047
+b032b646b72a03e828d732ac22192f992904d79f

src/parse.y

@@ -14,7 +14,7 @@
 ** the parser.  Lemon will also generate a header file containing
 ** numeric codes for all of the tokens.
 **
-** @(#) $Id: parse.y,v 1.116 2004/05/20 22:16:29 drh Exp $
+** @(#) $Id: parse.y,v 1.117 2004/05/20 23:37:55 drh Exp $
 */
 %token_prefix TK_
 %token_type {Token}
@@ -435,11 +435,11 @@ using_opt(U) ::= .                        {U = 0;}
 orderby_opt(A) ::= .                          {A = 0;}
 orderby_opt(A) ::= ORDER BY sortlist(X).      {A = X;}
 sortlist(A) ::= sortlist(X) COMMA sortitem(Y) collate(C) sortorder(Z). {
-  A = sqlite3ExprListAppend(X,Y,&C);
+  A = sqlite3ExprListAppend(X,Y,C.n>0?&C:0);
   if( A ) A->a[A->nExpr-1].sortOrder = Z;
 }
 sortlist(A) ::= sortitem(Y) collate(C) sortorder(Z). {
-  A = sqlite3ExprListAppend(0,Y,&C);
+  A = sqlite3ExprListAppend(0,Y,C.n>0?&C:0);
   if( A ) A->a[0].sortOrder = Z;
 }
 sortitem(A) ::= expr(X).   {A = X;}