Refinement to [3f9887d4a58cbfdb]: The SQLITE_CONSTRAINT error should only

be returned if the prepared statement came from sqlite3_prepare_v2().  The
legacy sqlite3_prepare() is documented to return only SQLITE_ERROR.

FossilOrigin-Name: f2d9262e4427ab37ba26c004fc7a4790c86c1856d695a6b4ec3e72732ea54c09

manifest

@@ -1,5 +1,5 @@
-C Faster\sand\sslightly\ssmaller\simplementation\sof\ssqlite3Step().
-D 2022-03-30T17:56:27.350
+C Refinement\sto\s[3f9887d4a58cbfdb]:\s\sThe\sSQLITE_CONSTRAINT\serror\sshould\sonly\nbe\sreturned\sif\sthe\sprepared\sstatement\scame\sfrom\ssqlite3_prepare_v2().\s\sThe\nlegacy\ssqlite3_prepare()\sis\sdocumented\sto\sreturn\sonly\sSQLITE_ERROR.
+D 2022-03-31T11:12:56.506
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -628,7 +628,7 @@ F src/vdbe.c af4a5e9d64dbcc484be1fa4609b655577f81ee2cd40b61e96bece6d43718ae91
 F src/vdbe.h a1d0e3b934e835e73edd146f2e7c4eadb711b5c9875c18159a57483fd78e550e
 F src/vdbeInt.h 8dd91427155a38ec06e9ecbde07e33f21bc02e101625191e7613f883e379a363
 F src/vdbeapi.c d41dedcf05f4b0ee3f0a2ce4f8316631fef5391c2d5705b4a0b48156b8061c0b
-F src/vdbeaux.c 1de06d17a1af1bf5cc776e60afcc01c49438df90863fc4db0a0516060e7b959a
+F src/vdbeaux.c c3818106ffdb09e8c8cce4edad4fdb1e741bc56c94edca03a8cfd21981087831
 F src/vdbeblob.c 5e61ce31aca17db8fb60395407457a8c1c7fb471dde405e0cd675974611dcfcd
 F src/vdbemem.c 512499e51eb7cbe1d886031f19ab6f3e05655a0b25655991af01b61a631a78f7
 F src/vdbesort.c 43756031ca7430f7aec3ef904824a7883c4ede783e51f280d99b9b65c0796e35
@@ -1945,8 +1945,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 9248ce50f57fb9c4ba67949fdf9c9567c3e626cd9dd1b41b71c602d29c77c43e
-R d211f80e25abf1520d1ba8916168f07f
+P c6901a8c78838228f8135c9346b214e638b72086fd85367b9ff482273e62ece6
+R 4dff1665eca1a56c0e1c4858159903e1
 U drh
-Z 7ecb30a0193ebe95381527545dca992e
+Z ac3ad774d954660a814205deffa61713
 # Remove this line to create a well-formed Fossil manifest.

manifest.uuid

@@ -1 +1 @@
-c6901a8c78838228f8135c9346b214e638b72086fd85367b9ff482273e62ece6
+f2d9262e4427ab37ba26c004fc7a4790c86c1856d695a6b4ec3e72732ea54c09

src/vdbeaux.c

@@ -2999,6 +2999,7 @@ int sqlite3VdbeCheckFk(Vdbe *p, int deferred){
     p->rc = SQLITE_CONSTRAINT_FOREIGNKEY;
     p->errorAction = OE_Abort;
     sqlite3VdbeError(p, "FOREIGN KEY constraint failed");
+    if( (p->prepFlags & SQLITE_PREPARE_SAVESQL)==0 ) return SQLITE_ERROR;
     return SQLITE_CONSTRAINT_FOREIGNKEY;
   }
   return SQLITE_OK;