select.result, select.test:

  Test case for bug#10977 altered to make it work in both plain and ps-protocol modes.

mysql-test/r/select.result

@@ -3398,8 +3398,9 @@ drop table t1,t2;
 SELECT 0.9888889889 * 1.011111411911;
 0.9888889889 * 1.011111411911
 0.9998769417899202067879
-select 1 as ' a ';
-a 
-1
+prepare stmt from 'select 1 as " a "';
 Warnings:
 Warning	1466	Leading spaces are removed from name ' a '
+execute stmt;
+a 
+1

mysql-test/t/select.test

@@ -2910,4 +2910,5 @@ SELECT 0.9888889889 * 1.011111411911;
 #
 # Bug #10977: No warning issued if a column name is truncated
 #
-select 1 as ' a ';
+prepare stmt from 'select 1 as " a "';
+execute stmt;