bk commit into 5.1 tree (antony:1.2592)

[antony]

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ChangeSet@stripped, 2007-08-29 12:26:06-07:00, antony@stripped +1 -0
  Fix pushbuild test failures which occur on big-endian systems.
    Do not convert innodb autoincrement value to little endian when on
    big endian systems.

  storage/innobase/row/row0sel.c@stripped, 2007-08-29 12:25:58-07:00,
antony@stripped +11 -0
    Do not convert innodb autoincrement value to little endian when on
    big endian systems.

diff -Nrup a/storage/innobase/row/row0sel.c b/storage/innobase/row/row0sel.c
--- a/storage/innobase/row/row0sel.c	2007-08-24 18:14:48 -07:00
+++ b/storage/innobase/row/row0sel.c	2007-08-29 12:25:58 -07:00
@@ -4555,6 +4555,16 @@ row_search_autoinc_read_column(
 	ut_a(len != UNIV_SQL_NULL);
 	ut_a(len <= sizeof value);
 
+
+#if defined(_BIG_ENDIAN_) || defined(__BIG_ENDIAN__)
+	/* Copy integer data and restore sign bit */
+
+	memcpy((ptr = dest), data, len);
+
+	if (!unsigned_type) {
+		dest[0] ^= 128;
+	}
+#else
 	/* Convert integer data from Innobase to a little-endian format,
 	sign bit restored to normal */
 
@@ -4566,6 +4576,7 @@ row_search_autoinc_read_column(
 	if (!unsigned_type) {
 		dest[len - 1] ^= 128;
 	}
+#endif
 
 	/* The assumption here is that the AUTOINC value can't be negative.*/
 	switch (len) {