Patch 8.2.0629
Problem:    Setting a boolean option to v:false does not work.
Solution:   Do not use the string representation of the value. (Christian
            Brabandt, closes #5974)
Files:      src/evalvars.c, src/testdir/test_options.vim


*** ../vim-8.2.0628/src/evalvars.c      2020-04-20 17:46:10.588551933 +0200
--- src/evalvars.c      2020-04-24 20:36:39.769023442 +0200
***************
*** 1251,1263 ****
            int         opt_type;
            long        numval;
            char_u      *stringval = NULL;
!           char_u      *s;
  
            c1 = *p;
            *p = NUL;
  
            n = (long)tv_get_number(tv);
!           s = tv_get_string_chk(tv);      // != NULL if number or string
            if (s != NULL && op != NULL && *op != '=')
            {
                opt_type = get_option_value(arg, &numval,
--- 1251,1265 ----
            int         opt_type;
            long        numval;
            char_u      *stringval = NULL;
!           char_u      *s = NULL;
  
            c1 = *p;
            *p = NUL;
  
            n = (long)tv_get_number(tv);
!           // avoid setting a string option to the text "v:false" or similar.
!           if (tv->v_type != VAR_BOOL && tv->v_type != VAR_SPECIAL)
!               s = tv_get_string_chk(tv);      // != NULL if number or string
            if (s != NULL && op != NULL && *op != '=')
            {
                opt_type = get_option_value(arg, &numval,
***************
*** 1289,1295 ****
                    }
                }
            }
!           if (s != NULL)
            {
                set_option_value(arg, n, s, opt_flags);
                arg_end = p;
--- 1291,1298 ----
                    }
                }
            }
!           if (s != NULL || tv->v_type == VAR_BOOL
!                                                 || tv->v_type == VAR_SPECIAL)
            {
                set_option_value(arg, n, s, opt_flags);
                arg_end = p;
*** ../vim-8.2.0628/src/testdir/test_options.vim        2020-04-13 
21:16:18.039292270 +0200
--- src/testdir/test_options.vim        2020-04-24 20:26:49.778973063 +0200
***************
*** 899,902 ****
--- 899,916 ----
    set shiftwidth&
  endfunc
  
+ " Test for setting option values using v:false and v:true
+ func Test_opt_boolean()
+   set number&
+   set number
+   call assert_equal(1, &nu)
+   set nonu
+   call assert_equal(0, &nu)
+   let &nu = v:true
+   call assert_equal(1, &nu)
+   let &nu = v:false
+   call assert_equal(0, &nu)
+   set number&
+ endfunc
+ 
  " vim: shiftwidth=2 sts=2 expandtab
*** ../vim-8.2.0628/src/version.c       2020-04-23 23:53:56.837563312 +0200
--- src/version.c       2020-04-24 20:24:58.499360662 +0200
***************
*** 748,749 ****
--- 748,751 ----
  {   /* Add new patch number below this line */
+ /**/
+     629,
  /**/

-- 
10e12 microphone == 1 megaphone

 /// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net   \\\
///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\  an exciting new programming language -- http://www.Zimbu.org        ///
 \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///

-- 
-- 
You received this message from the "vim_dev" maillist.
Do not top-post! Type your reply below the text you are replying to.
For more information, visit http://www.vim.org/maillist.php

--- 
You received this message because you are subscribed to the Google Groups 
"vim_dev" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To view this discussion on the web visit 
https://groups.google.com/d/msgid/vim_dev/202004241857.03OIvo22029110%40masaka.moolenaar.net.

Raspunde prin e-mail lui