Fixed failing tests for not 32 bit intel machines

Fixed bug in mysql_stmt_fetch() when retrieving rows to return


mysql-test/r/ps.result:
  Fix to not get warnings if mysql_client_test.test fails
mysql-test/t/index_merge_ror.test:
  Proper fix for 64 bit intel (which gives uses another, equal good index)
mysql-test/t/ps.test:
  Fix to not get warnings if mysql_client_test.test fails
sql-common/client.c:
  More debugging
sql/sql_prepare.cc:
  Fixed bug in mysql_stmt_fetch() when retrieving rows to return
sql/sql_select.cc:
  More debugging
tests/mysql_client_test.c:
  More debugging

mysql-test/r/ps.result

@@ -1,4 +1,5 @@
 drop table if exists t1,t2;
+drop database if exists client_test_db;
 create table t1
 (
 a int primary key,

mysql-test/t/index_merge_ror.test

@@ -185,7 +185,7 @@ explain select st_a from t1 ignore index (st_a) where st_a=1 and st_b=1;
 # 
 
 # Different value on 32 and 64 bit
---replace sta_swt12a sta_swt21a
+--replace_result sta_swt12a sta_swt21a sta_swt12a, sta_swt12a,
 explain select * from t1 where st_a=1 and swt1a=1 and swt2a=1;
 
 explain select * from t1 where st_b=1 and swt1b=1 and swt2b=1;

mysql-test/t/ps.test

@@ -3,6 +3,9 @@
 #
 --disable_warnings
 drop table if exists t1,t2;
+
+# Avoid wrong warnings if mysql_client_test fails
+drop database if exists client_test_db;
 --enable_warnings
 
 create table t1