return accidentally removed in 45d4f6b9 comment

a959c22e · Oleksandr Byelkin · 6171119b · a959c22e
Commit a959c22e authored Apr 27, 2023 by Oleksandr Byelkin
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sql/table.cc sql/table.cc +6 -0

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--- a/sql/table.cc
+++ b/sql/table.cc
@@ -3171,6 +3171,12 @@ int TABLE_SHARE::init_from_sql_statement_string(THD *thd, bool write,
  LEX_CSTRING db_backup= thd->db;
  DBUG_ENTER("TABLE_SHARE::init_from_sql_statement_string");

+  /*
+    Ouch. Parser may *change* the string it's working on.
+    Currently (2013-02-26) it is used to permanently disable
+    conditional comments.
+    Anyway, let's copy the caller's string...
+  */
  if (!(sql_copy= thd->strmake(sql, sql_length)))
    DBUG_RETURN(HA_ERR_OUT_OF_MEM);