Fix an issue with the "+" attribute in printf().

FossilOrigin-Name: bdfd1eb1d7b4c570a53d58789dac0bf55fdaf8eba515d5a0caf2e57e25b51952

manifest

@@ -1,5 +1,5 @@
-C Begin\scutting\sover\ssqlite3FpDecode()\sinto\sprintf().\s\sThe\scode\sin\sthis\ncheck-in\sgets\sa\slot\sright,\sbut\sthere\sare\sstill\ssome\sformatting\ndiscrepencies.
-D 2023-06-30T23:18:44.905
+C Fix\san\sissue\swith\sthe\s"+"\sattribute\sin\sprintf().
+D 2023-06-30T23:42:46.836
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -633,7 +633,7 @@ F src/pcache1.c 602acb23c471bb8d557a6f0083cc2be641d6cafcafa19e481eba7ef4c9ca0f00
 F src/pragma.c 37b8fb02d090262280c86e1e2654bf59d8dbfbfe8dc6733f2b968a11374c095a
 F src/pragma.h e690a356c18e98414d2e870ea791c1be1545a714ba623719deb63f7f226d8bb7
 F src/prepare.c d6c4354f8ea0dc06962fbabc4b68c4471a45276a2918c929be00f9f537f69eb1
-F src/printf.c a3497bdf4e62b8bd56d4a9bb16f9da08ab86951612fcb252206f3f96a8f64557
+F src/printf.c 890a111a37f300e171d9df601115774dc964c57b4b1ed7206da849d4861f0188
 F src/random.c 606b00941a1d7dd09c381d3279a058d771f406c5213c9932bbd93d5587be4b9c
 F src/resolve.c 37953a5f36c60bea413c3c04efcd433b6177009f508ef2ace0494728912fe2e9
 F src/rowset.c 8432130e6c344b3401a8874c3cb49fefe6873fec593294de077afea2dce5ec97
@@ -2041,8 +2041,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 27871140caa833f0bc0962e44356993938e93dcf81c1074382b1560a3e1aeb61
-R c28c8d21096bb9e27eacb6f123a9309b
+P c134d423e79ba5d3343d7480229822a0c83210f67f12129e0237181f892f97a5
+R 8f07870f9b2d96881336f99b2799e75b
 U drh
-Z 82b4e7c76d72d8b25d46a6dcbe6ae7dd
+Z 159b2bbd6094de9112f8c4b9400c21f4
 # Remove this line to create a well-formed Fossil manifest.

manifest.uuid

@@ -1 +1 @@
-c134d423e79ba5d3343d7480229822a0c83210f67f12129e0237181f892f97a5
+bdfd1eb1d7b4c570a53d58789dac0bf55fdaf8eba515d5a0caf2e57e25b51952

src/printf.c

@@ -516,7 +516,7 @@ void sqlite3_str_vappendf(
           break;
         }
         if( flag_prefix ){
-          prefix = flag_prefix;
+          prefix = s.sign;
         }else if( s.sign=='-' ){
           prefix = '-';
         }else{