1 files changed, 44 insertions, 4 deletions
diff --git a/sql/sql_lex.h b/sql/sql_lex.h
index 54eefa22a59..184d24ee5b6 100644
--- a/sql/sql_lex.h
+++ b/sql/sql_lex.h
@@ -1147,9 +1147,38 @@ enum enum_comment_state
 class Lex_input_stream
 {
 public:
-  Lex_input_stream(THD *thd, const char* buff, unsigned int length);
-  ~Lex_input_stream();
+  Lex_input_stream() :
+    yylineno(1),
+    yytoklen(0),
+    yylval(NULL),
+    m_tok_start(NULL),
+    m_tok_end(NULL),
+    m_tok_start_prev(NULL),
+    m_echo(TRUE),
+    m_cpp_tok_start(NULL),
+    m_cpp_tok_start_prev(NULL),
+    m_cpp_tok_end(NULL),
+    m_body_utf8(NULL),
+    m_cpp_utf8_processed_ptr(NULL),
+    next_state(MY_LEX_START),
+    found_semicolon(NULL),
+    stmt_prepare_mode(FALSE),
+    in_comment(NO_COMMENT),
+    m_underscore_cs(NULL)
+  {
+  }
+
+  ~Lex_input_stream()
+  {
+  }
+
+  /**
+     Object initializer. Must be called before usage.
 
+     @retval FALSE OK
+     @retval TRUE  Error
+  */
+  bool init(THD *thd, const char *buff, unsigned int length);
   /**
     Set the echo mode.
 
@@ -1930,10 +1959,21 @@ public:
 class Parser_state
 {
 public:
-  Parser_state(THD *thd, const char* buff, unsigned int length)
-    : m_lip(thd, buff, length), m_yacc()
+  Parser_state()
+    : m_yacc()
   {}
 
+  /**
+     Object initializer. Must be called before usage.
+
+     @retval FALSE OK
+     @retval TRUE  Error
+  */
+  bool init(THD *thd, const char *buff, unsigned int length)
+  {
+    return m_lip.init(thd, buff, length);
+  }
+
   ~Parser_state()
   {}