diff --git a/manifest b/manifest
index b7c4022fa2..696ba3a3a2 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C More\sminor\stest\sfile\sfixes.
-D 2019-09-26T20:57:53.477
+C Fix\ssqlite3ExprCompare()\sso\sthat\sit\signores\sdifferences\sin\sthe\sExpr.iTable\nfield\sfor\sIN\soperators,\sas\sotherwise\sit\scan\slead\sto\sfalse\snegatives,\swhich\nis\susually\sharmless,\sbut\scan\scause\sproblems\sfor\san\sassert()\sin\sthe\swindow\nfunction\slogic.
+D 2019-09-27T15:01:02.442
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -477,7 +477,7 @@ F src/date.c e1d8ac7102f3f283e63e13867acb0efa33861cf34f0faf4cdbaf9fa7a1eb7041
 F src/dbpage.c 135eb3b5e74f9ef74bde5cec2571192c90c86984fa534c88bf4a055076fa19b7
 F src/dbstat.c c12833de69cb655751487d2c5a59607e36be1c58ba1f4bd536609909ad47b319
 F src/delete.c d08c9e01a2664afd12edcfa3a9c6578517e8ff8735f35509582693adbe0edeaf
-F src/expr.c 66d1f3eb7dfbc346a90096c98d7b7caebf208283db5d74f226f6c157a4bc79b2
+F src/expr.c be398d5b595be69f759e5bd686c72643b314c4554ab46fecbb35b1b0764df533
 F src/fault.c 460f3e55994363812d9d60844b2a6de88826e007
 F src/fkey.c 6b79f4c2447691aa9ac86e2a6a774b65f3b3dd053d4220a4893051a0de20f82e
 F src/func.c ed33e38cd642058182a31a3f518f2e34f4bbe53aa483335705c153c4d3e50b12
@@ -530,7 +530,7 @@ F src/shell.c.in 026d8a5b3e1c477f23ef027e1ecb4c86e9e3fed0aa922e3825cf4d7feb6bdd6
 F src/sqlite.h.in 5725a6b20190a1e8d662077a1c1c8ea889ad7be90dd803f914c2de226f5fe6ab
 F src/sqlite3.rc 5121c9e10c3964d5755191c80dd1180c122fc3a8
 F src/sqlite3ext.h cef696ce3293242c67b2339763608427bf72ee66f1f3a05389ac2a7b46001c31
-F src/sqliteInt.h 5fd0a9606244801994237383f1003ba3530863ca8980122286e03a4e6338444c
+F src/sqliteInt.h 6e47f6e042368d28cf919c1ce969fb16c5256cbe5289b8d328bc3c1e12b61584
 F src/sqliteLimit.h 1513bfb7b20378aa0041e7022d04acb73525de35b80b252f1b83fedb4de6a76b
 F src/status.c 46e7aec11f79dad50965a5ca5fa9de009f7d6bde08be2156f1538a0a296d4d0e
 F src/table.c b46ad567748f24a326d9de40e5b9659f96ffff34
@@ -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 e768179baacb2423205a774cc8149fe58ed86a9320102aff4844b1d8933aa1db
-R 4ad26743e9ded1875bce184cfaaacaab
-U dan
-Z 6b4a7dc3b746ae2b0bb2a8276c6ee58f
+P 352878fe1cbcf7b6803624544bba5a95565d1638d4dd09e91764ddad17889301
+R 9e8dd2d92764e8f929452cac96d88716
+U drh
+Z 3815533c4dbe2c1ea6f4d3a491fda5ac
diff --git a/manifest.uuid b/manifest.uuid
index 9c2f0661b1..e7eb6b7bb6 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-352878fe1cbcf7b6803624544bba5a95565d1638d4dd09e91764ddad17889301
\ No newline at end of file
+6a204b192a6c6f21988cab217366f21b14c672b81ceadc43675761a6d8c4484f
\ No newline at end of file
diff --git a/src/expr.c b/src/expr.c
index 43f20d8768..22c0d0ee50 100644
--- a/src/expr.c
+++ b/src/expr.c
@@ -4957,6 +4957,7 @@ int sqlite3ExprCompare(Parse *pParse, Expr *pA, Expr *pB, int iTab){
       if( pA->iColumn!=pB->iColumn ) return 2;
       if( pA->op2!=pB->op2 ) return 2;
       if( pA->iTable!=pB->iTable 
+       && pA->op!=TK_IN
        && (pA->iTable!=iTab || NEVER(pB->iTable>=0)) ) return 2;
     }
   }
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index 2934a16e9d..9d19b4ce75 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -2474,6 +2474,7 @@ struct Expr {
                          ** TK_REGISTER: register number
                          ** TK_TRIGGER: 1 -> new, 0 -> old
                          ** EP_Unlikely:  134217728 times likelihood
+                         ** TK_IN: ephemerial table holding RHS
                          ** TK_SELECT_COLUMN: Number of columns on the LHS
                          ** TK_SELECT: 1st register of result vector */
   ynVar iColumn;         /* TK_COLUMN: column index.  -1 for rowid.