AST_AMP           189 syn/syntax-p5.y        | amp assign s:sets   { e = PN_AST2(ASSIGN, e, PN_OP(AST_AMP, e, s)) }
AST_AMP           219 syn/syntax-p5.y          ( amp x:bitshift      { b = PN_OP(AST_AMP, b, x) })*
AST_AMP            80 syn/syntax.y          | amp assign s:sets   { e = PN_AST2(ASSIGN, e, PN_OP(AST_AMP, e, s)) }
AST_AMP           110 syn/syntax.y            ( amp x:bitshift      { b = PN_OP(AST_AMP, b, x) })*