also save and restore symbol table context in parser (bug #35448) * parse-private.h: New file to define new symtab_context class. * Makefile.am (octinclude_HEADERS): Include it in the list. * lex.ll, oct-parse.yy: Include parse-private.h. * lex.ll (reset_parser): Clear parser_symtab_context. * parse.h (symtab_context): Delete variable declaration. * oct-parse.yy (symtab_context): Delete variable definition. (parser_symtab_context): New variable. (ABORT_PARSE, make_anon_fcn_handle, recover_from_parsing_function): Pop parser_symtab_context. (push_fcn_symtab, param_list_beg): Push parser_symtab_context.

# fA.m
function y = fA (x, f)
  global gfun
  if nargin < 2
    y = fA (x, gfun);
  else
    w = feval (f, x);
    y = feval (@fB, w);
  endif
endfunction