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Fix a problem with "DEFAULT (-(-9223372036854775808))" clauses in ALTER TABLE ... ADD COLUMN commands.

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FossilOrigin-Name: e072cb3ee2a03d786c08230cecc6e970de2cec5b
This commit is contained in:
dan 2014-03-04 21:00:20 +00:00
parent d1053a4314
commit 052c6784ee
4 changed files with 32 additions and 11 deletions
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16
manifest
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@ -1,5 +1,5 @@
C Fix\sa\spotential\smemory\suse-after-free\sproblem\sfollowing\san\sOOM\serror.
D 2014-03-04T18:06:04.531
C Fix\sa\sproblem\swith\s"DEFAULT\s(-(-9223372036854775808))"\sclauses\sin\sALTER\sTABLE\s...\sADD\sCOLUMN\scommands.
D 2014-03-04T21:00:20.840
F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
F Makefile.in 2ef13430cd359f7b361bb863504e227b25cc7f81
F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@ -283,7 +283,7 @@ F src/vdbeInt.h 9ccca0bc7646c918d065943e44bead4bf5de213d
F src/vdbeapi.c 5bc41aaea448a7fc250902c418f1795859be3820
F src/vdbeaux.c 0be881d8da9c4413038bb0722de9ecc54788de39
F src/vdbeblob.c d939997de046b8fcc607cfee4248f3d33dbcca50
F src/vdbemem.c 1b1ca620f2638e800a5bef6508d1c4320a3a4f11
F src/vdbemem.c ba5cbafdbf123cb51208580d2281312cc45905eb
F src/vdbesort.c 46801acb342e5e4c07ba1777fe58880c143abb59
F src/vdbetrace.c 6f52bc0c51e144b7efdcfb2a8f771167a8816767
F src/vtab.c 21b932841e51ebd7d075e2d0ad1415dce8d2d5fd
@ -300,7 +300,7 @@ F test/all.test 6ff7b43c2b4b905c74dc4a813d201d0fa64c5783
F test/alter.test e88dfa77e020c2b48e52a8020c70171ab828e079
F test/alter2.test 7ea05c7d92ac99349a802ef7ada17294dd647060
F test/alter3.test 49c9d9fba2b8fcdce2dedeca97bbf1f369cc548d
F test/alter4.test 8e93bf7a7e6919b14b0c9a6c1e4908bcf21b0165
F test/alter4.test d6c011fa0d6227abba762498cafbb607c9609e93
F test/altermalloc.test e81ac9657ed25c6c5bb09bebfa5a047cd8e4acfc
F test/amatch1.test b5ae7065f042b7f4c1c922933f4700add50cdb9f
F test/analyze.test 1772936d66471c65221e437b6d1999c3a03166c4
@ -1155,7 +1155,7 @@ F tool/vdbe_profile.tcl 67746953071a9f8f2f668b73fe899074e2c6d8c1
F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
F tool/warnings.sh d1a6de74685f360ab718efda6265994b99bbea01
F tool/win/sqlite.vsix 030f3eeaf2cb811a3692ab9c14d021a75ce41fff
P 53f6ec792f5f62fcdbf25e0fce5545dd1c3048a4
R b289979daf151f0fbafb28fbb7956db7
U drh
Z f463125a8b67b6cdc900f4915889d477
P 767ccb1fa11b3e7b895fb8c2e91f79e3b4202907
R 8626b9d0aec4fcc431f7a3c606cbb670
U dan
Z 5677ac60eef96d141429e6ff969758a5

2
manifest.uuid
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@ -1 +1 @@
767ccb1fa11b3e7b895fb8c2e91f79e3b4202907
e072cb3ee2a03d786c08230cecc6e970de2cec5b

4
src/vdbemem.c
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@ -1042,9 +1042,9 @@ static int valueFromExpr(
){
sqlite3VdbeMemNumerify(pVal);
if( pVal->u.i==SMALLEST_INT64 ){
pVal->flags &= MEM_Int;
pVal->flags &= ~MEM_Int;
pVal->flags |= MEM_Real;
pVal->r = (double)LARGEST_INT64;
pVal->r = (double)SMALLEST_INT64;
}else{
pVal->u.i = -pVal->u.i;
}

21
test/alter4.test
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@ -334,4 +334,25 @@ do_test alter4-8.2 {
}
} [list $::sql]
# Test that a default value equal to -1 multipied by the smallest possible
# 64-bit integer is correctly converted to a real.
do_execsql_test alter4-9.1 {
CREATE TABLE t5(
a INTEGER DEFAULT -9223372036854775808,
b INTEGER DEFAULT (-(-9223372036854775808))
);
INSERT INTO t5 DEFAULT VALUES;
}
do_execsql_test alter4-9.2 { SELECT typeof(a), a, typeof(b), b FROM t5; } {
integer -9223372036854775808
real 9.22337203685478e+18
}
do_execsql_test alter4-9.3 {
ALTER TABLE t5 ADD COLUMN c INTEGER DEFAULT (-(-9223372036854775808));
SELECT typeof(c), c FROM t5;
} {real 9.22337203685478e+18}
finish_test