diff --git a/contrib/xml/xpath-yacc b/contrib/xml/xpath-yacc
deleted file mode 100644
index 0732bbba93..0000000000
--- a/contrib/xml/xpath-yacc
+++ /dev/null
@@ -1,178 +0,0 @@
-
-%token QNAME
-%token NAME_COLON_STAR
-%token DOT
-%token DOT_DOT
-%token AT
-%token AXIS_NAME
-%token FUNCTION_NAME
-%token COMMENT
-%token PI
-%token TEXT
-%token NODE
-%token STAR
-%token LPAR
-%token RPAR
-%token LSQB
-%token RSQB
-%token LITERAL
-%token NUMBER
-%token COLON_COLON
-%token DOLLAR_QNAME
-%token SLASH
-%token SLASH_SLASH
-%token VBAR
-%token COMMA
-%token PLUS
-%token MINUS
-%token EQUALS
-%token GT
-%token LT
-%token GTE
-%token LTE
-%token MULTIPLY
-%token AND
-%token OR
-%token MOD
-%token DIV
-%token QUO
-
-%%
-
-expr :
-  or_expr
-  ;
-
-or_expr :
-  and_expr
-  | or_expr OR and_expr
-  ;
-
-and_expr :
-  equality_expr
-  | and_expr AND equality_expr
-  ;
-
-equality_expr :
-  relational_expr
-  | equality_expr EQUALS relational_expr
-  ;
-
-relational_expr :
-  additive_expr
-  | relational_expr LT additive_expr
-  | relational_expr GT additive_expr
-  | relational_expr LTE additive_expr
-  | relational_expr GTE additive_expr
-  ;
-
-additive_expr :
-  multiplicative_expr
-  | additive_expr PLUS multiplicative_expr
-  | additive_expr MINUS multiplicative_expr
-  ;
-
-multiplicative_expr :
-  unary_expr
-  | multiplicative_expr MULTIPLY unary_expr
-  | multiplicative_expr DIV unary_expr
-  | multiplicative_expr MOD unary_expr
-  ;
-
-unary_expr :
-  union_expr
-  | '-' unary_expr
-  ;
-
-union_expr :
-  path_expr
-  | union_expr VBAR path_expr
-  ;
-
-path_expr :
-  location_path
-  | primary_expr predicates segment
-  ;
-
-segment :
-  /* empty */
-  | SLASH relative_location_path
-  | SLASH_SLASH relative_location_path
-  ;
-
-location_path :
-  relative_location_path
-  | absolute_location_path
-  ;
-
-absolute_location_path :
-  SLASH
-  | SLASH relative_location_path
-  | SLASH_SLASH relative_location_path
-  ;
-
-relative_location_path :
-  step
-  | relative_location_path SLASH step
-  | relative_location_path SLASH_SLASH step
-  ;
-
-step :
-  axis node_test predicates
-  | DOT
-  | DOT_DOT
-  ;
-
-axis:
-  /* empty */
-  | AXIS_NAME COLON_COLON
-  | AT
-  ;
-
-predicates :
-  /* empty */
-  | predicates LSQB expr RSQB
-  ;
-
-primary_expr :
-  DOLLAR_QNAME
-  | LPAR expr RPAR
-  | LITERAL
-  | NUMBER
-  | function_call
-  ;
-
-function_call :
-  FUNCTION_NAME LPAR opt_args RPAR
-  ;
-
-opt_args :
-  /* empty */
-  | args
-  ;
-
-args :
-  expr
-  | args COMMA expr
-  ;
-  
-node_test :
-  QNAME
-  | STAR
-  | NAME_COLON_STAR
-  | PI LPAR opt_literal RPAR
-  | COMMENT LPAR RPAR
-  | TEXT LPAR RPAR
-  | NODE LPAR RPAR
-  ;
-
-opt_literal :
-  /* empty */
-  | LITERAL
-  ;
-
-
-
-
-
-