Merge 10.5 into 10.6

1 files changed, 4 insertions, 5 deletions

diff --git a/sql/item_func.cc b/sql/item_func.cc
index 8a75d2c9946..027488e0279 100644
--- a/sql/item_func.cc
+++ b/sql/item_func.cc
@@ -640,8 +640,7 @@ void Item_func::print_op(String *str, enum_query_type query_type)
     str->append(func_name());
     str->append(' ');
   }
-  args[arg_count-1]->print_parenthesised(str, query_type,
-                                         (enum precedence)(precedence() + 1));
+  args[arg_count-1]->print_parenthesised(str, query_type, higher_precedence());
 }
 
 
@@ -1493,14 +1492,13 @@ double Item_func_div::real_op()
 my_decimal *Item_func_div::decimal_op(my_decimal *decimal_value)
 {
   int err;
-  my_decimal tmp;
   VDec2_lazy val(args[0], args[1]);
   if ((null_value= val.has_null()))
     return 0;
   if ((err= check_decimal_overflow(my_decimal_div(E_DEC_FATAL_ERROR &
                                                   ~E_DEC_OVERFLOW &
                                                   ~E_DEC_DIV_ZERO,
-                                                  &tmp,
+                                                  decimal_value,
                                                   val.m_a.ptr(), val.m_b.ptr(),
                                                   prec_increment))) > 3)
   {
@@ -1509,7 +1507,6 @@ my_decimal *Item_func_div::decimal_op(my_decimal *decimal_value)
     null_value= 1;
     return 0;
   }
-  tmp.round_to(decimal_value, decimals, HALF_UP);
   return decimal_value;
 }
 
@@ -4017,6 +4014,8 @@ int Interruptible_wait::wait(mysql_cond_t *cond, mysql_mutex_t *mutex)
       timeout= m_abs_timeout;
 
     error= mysql_cond_timedwait(cond, mutex, &timeout);
+    if (m_thd->check_killed())
+      break;
     if (error == ETIMEDOUT || error == ETIME)
     {
       /* Return error if timed out or connection is broken. */