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comparison test/nest/test_nest.m @ 15236:44d6ffdf9479

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Disallow new variables in nested functions (bug #36271) * src/ov-usr-fcn.cc (octave_user_function::bind_automatic_vars): Use force_varref. * src/variables.cc (bind_ans): Use force_varref. * src/pt-id.cc (tree_identifier::rvalue, tree_identifier::lvalue): Identify static workspace errors. * src/pt-id.h (tree_identifier::static_workspace_error): New function. * src/symtab.cc (symbol_table::do_update_nest): Mark static workspaces. * src/symtab.h (symbol_table::symbol_record::symbol_record_rep::is_added_static, symbol_table::symbol_record::symbol_record_rep::mark_added_static, symbol_table::symbol_record::symbol_record_rep::unmark_added_static, symbol_table::symbol_record::is_added_static, symbol_table::symbol_record::mark_added_static, symbol_table::symbol_record::unmark_added_static, symbol_table::force_varref): New functions. (symbol_table::symbol_table): Initialize static_workspace to false. (symbol_table::do_insert): Added force_add parameter. Mark records as added_static. (symbol_table::do_varref): Added force_add parameter. * test/nest/test_nest.m: Added nest_eval tests. * test/nest/module.mk: Added nest/nest_eval.m. * test/nest/nest_eval.m: New file.
author Max Brister <max@2bass.com>
date Tue, 17 Apr 2012 21:24:20 -0600
parents 604696c3ff93
children
comparison
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15235:ab3d4c1affee 15236:44d6ffdf9479
45 %! scope1 (1); 45 %! scope1 (1);
46 46
47 %!test 47 %!test
48 %! scope3; 48 %! scope3;
49 49
50 %!assert (nest_eval ("x = 5;", "x = 6;"), 6);
51 %!assert (nest_eval ("x = 5;", "y = 6;"), 5);
52 %!assert (nest_eval ("x = -5; x = abs (x);", "y = 6;"), 5);
53
50 %!error <D' undefined near line 7> scope2 54 %!error <D' undefined near line 7> scope2
51 %!error <handles to nested functions are not yet supported> no_closure (0) 55 %!error <handles to nested functions are not yet supported> no_closure (0)
52 %!error <handles to nested functions are not yet supported> no_closure (1) 56 %!error <handles to nested functions are not yet supported> no_closure (1)
53 57 %!error <can not add variable "y" to a static workspace> nest_eval ("y = 5;", "")
58 %!error <can not add variable "y" to a static workspace> nest_eval ("y;", "")