Add a test case to verify that the previous change avoids excess buffer

overread in sqlite3VdbeRecordCompare().

FossilOrigin-Name: 2b28e8d582cf10936fa1faca04a16ca2eeead66f

diff --git a/manifest b/manifest
index b9c9cba60c66d287c630ccf715e485ae1662f4e9..be675fdb5a9798b670eb2ff2ca0126bb21d328c7 100644 (file)
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Earlier\sdetection\sof\scorruption\sin\ssqlite3VdbeRecordCompare()\sin\sorder\sto\navoid\sa\spotential\sbuffer\soverread.
-D 2014-03-26T14:51:07.017
+C Add\sa\stest\scase\sto\sverify\sthat\sthe\sprevious\schange\savoids\sexcess\sbuffer\noverread\sin\ssqlite3VdbeRecordCompare().
+D 2014-03-26T15:05:56.169
 F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
 F Makefile.in 2ef13430cd359f7b361bb863504e227b25cc7f81
 F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@ -405,7 +405,7 @@ F test/corruptE.test 193b4ca4e927e77c1d5f4f56203ddc998432a7ee
 F test/corruptF.test be9fde98e4c93648f1ba52b74e5318edc8f59fe4
 F test/corruptG.test 58ec333a01997fe655e34e5bea52b7a2a6b9704d
 F test/corruptH.test 88ed71a086e13591c917aac6de32750e7c7281cb
-F test/corruptI.test 645794bfc0bbcb962df34302a52118b0ed6a21fb
+F test/corruptI.test 487e9e5eac227fca974eed0a0bd5791cccc9eb86
 F test/count.test 42a251178e32f617eda33f76236a7f79825a50b5
 F test/coveridxscan.test cdb47d01acc4a634a34fd25abe85189e0d0f1e62
 F test/crash.test fb9dc4a02dcba30d4aa5c2c226f98b220b2b959f
@@ -1159,7 +1159,7 @@ F tool/vdbe_profile.tcl 67746953071a9f8f2f668b73fe899074e2c6d8c1
 F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
 F tool/warnings.sh d1a6de74685f360ab718efda6265994b99bbea01
 F tool/win/sqlite.vsix 030f3eeaf2cb811a3692ab9c14d021a75ce41fff
-P 851abdb8fd9b5a8a6ce21db53d30dbac3c430cc7
-R 08734d76a115f4a142a4825f21f3cdab
+P 28ddecff044dbc2dff50a7d8406ab67dfe06587f
+R 6b54752b8296f7dffb679821462bd1b5
 U drh
-Z 2973842cba6cb939f8ad2063fb07de64
+Z 7c53e6dad71c7413b3950e5c5e55a2eb

diff --git a/manifest.uuid b/manifest.uuid
index 8e8ee672b55c34fa4e01dc07707c2ba399e3ae98..bdd003989cac6e2b1feb54a6035956aebde4e915 100644 (file)
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-28ddecff044dbc2dff50a7d8406ab67dfe06587f
\ No newline at end of file
+2b28e8d582cf10936fa1faca04a16ca2eeead66f
\ No newline at end of file

diff --git a/test/corruptI.test b/test/corruptI.test
index c2eec8ba703c0975d9164cae8747df57edddae5e..bb8d9849386ade103887c391cea64a6731917ea4 100644 (file)
--- a/test/corruptI.test
+++ b/test/corruptI.test
@@ -32,14 +32,23 @@ do_execsql_test 1.1 {
   PRAGMA auto_vacuum=0;
   CREATE TABLE t1(a);
   CREATE INDEX i1 ON t1(a);
-  INSERT INTO t1 VALUES('a');
+  INSERT INTO t1 VALUES('abcdefghijklmnop');
 } {}
 db close
 
 do_test 1.2 {
   set offset [hexio_get_int [hexio_read test.db [expr 2*1024 + 8] 2]]
   set off [expr 2*1024 + $offset + 1]
-  hexio_write test.db $off FF06
+  hexio_write test.db $off 7f06
+  sqlite3 db test.db
+  catchsql { SELECT * FROM t1 WHERE a = 10 }
+} {0 {}}
+
+do_test 1.3 {
+  db close
+  set offset [hexio_get_int [hexio_read test.db [expr 2*1024 + 8] 2]]
+  set off [expr 2*1024 + $offset + 1]
+  hexio_write test.db $off FFFF7f02
   sqlite3 db test.db
   catchsql { SELECT * FROM t1 WHERE a = 10 }
 } {0 {}}