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Bug#19741 segfault with cp1250 charset + like + primary key + 64bit os

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LIKE craashed with a pattern having letters in the range 128..255
(e.g. A WITH ACUTE or C WITH CARON) because of wrong cast from
signed char to unsigned int.


mysql-test/r/ctype_cp1250_ch.result:
  Adding test case
mysql-test/t/ctype_cp1250_ch.test:
  Adding test case
strings/ctype-win1250ch.c:
  Fixing wrong cast from "signed char" -> "uint" to
  "signed char" -> "unsigned char" -> uint, to properly
  handle bytes 128..255.
This commit is contained in:
unknown 2006-07-25 17:27:53 +05:00
commit 2347325117
3 changed files with 20 additions and 2 deletions
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8
mysql-test/r/ctype_cp1250_ch.result
View file

@ -42,3 +42,11 @@ id str
6 aaaaaa
7 aaaaaaa
drop table t1;
set names cp1250;
create table t1 (a varchar(15) collate cp1250_czech_cs NOT NULL, primary key(a));
insert into t1 values("abcdefghá");
insert into t1 values("ááèè");
select a from t1 where a like "abcdefghá";
a
abcdefghá
drop table t1;

10
mysql-test/t/ctype_cp1250_ch.test
View file

@ -44,4 +44,14 @@ INSERT INTO t1 VALUES (NULL, 'aaaaaaa');
select * from t1 where str like 'aa%';
drop table t1;
#
# Bug#19741 segfault with cp1250 charset + like + primary key + 64bit os
#
set names cp1250;
create table t1 (a varchar(15) collate cp1250_czech_cs NOT NULL, primary key(a));
insert into t1 values("abcdefghá");
insert into t1 values("ááèè");
select a from t1 where a like "abcdefghá";
drop table t1;
# End of 4.1 tests