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authorSergey Vojtovich <svoj@mariadb.org>2018-03-21 13:54:15 +0400
committerSergey Vojtovich <svoj@mariadb.org>2018-04-02 15:45:22 +0400
commit443b9a418cfe9b83aee77ce4a373a2325aed653a (patch)
tree14c4fbbeb02e372dcc7fac7d1b4ea4f4e476edd9 /mysql-test/main/column_compression.result
parent69efa1343a0a04771cd94ae149d90f3fb929be5d (diff)
downloadmariadb-git-443b9a418cfe9b83aee77ce4a373a2325aed653a.tar.gz
MDEV-14929 - AddressSanitizer: memcpy-param-overlap in Field_longstr::compress
Handle overlaping "from" and Field_blob_compressed::value for compressed blobs similarily to regular blobs.
Diffstat (limited to 'mysql-test/main/column_compression.result')
-rw-r--r--mysql-test/main/column_compression.result13
1 files changed, 13 insertions, 0 deletions
diff --git a/mysql-test/main/column_compression.result b/mysql-test/main/column_compression.result
index 243a118a706..b3d4caad555 100644
--- a/mysql-test/main/column_compression.result
+++ b/mysql-test/main/column_compression.result
@@ -1360,3 +1360,16 @@ SELECT a, LENGTH(a) FROM t1;
a LENGTH(a)
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa 255
DROP TABLE t1;
+#
+# MDEV-14929 - AddressSanitizer: memcpy-param-overlap in
+# Field_longstr::compress
+#
+CREATE TABLE t1(b BLOB COMPRESSED);
+INSERT INTO t1 VALUES('foo'),('bar');
+SET SESSION optimizer_switch = 'derived_merge=off';
+SELECT * FROM ( SELECT * FROM t1 ) AS sq ORDER BY b;
+b
+bar
+foo
+SET SESSION optimizer_switch=DEFAULT;
+DROP TABLE t1;