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patch 7.4.1223

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Problem:    Crash when setting v:errors to a number.
Solution:   Free the typval without assuming its type. (Yasuhiro Matsumoto)
This commit is contained in:
Bram Moolenaar 2016-01-31 16:28:04 +01:00
parent e2c3810c2a
commit a542c680a8
3 changed files with 19 additions and 7 deletions
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15
src/eval.c
View File

@ -919,6 +919,8 @@ eval_init(void)
/* add to compat scope dict */
hash_add(&compat_hashtab, p->vv_di.di_key);
}
vimvars[VV_VERSION].vv_nr = VIM_VERSION_100;
set_vim_var_nr(VV_SEARCHFORWARD, 1L);
set_vim_var_nr(VV_HLSEARCH, 1L);
set_vim_var_dict(VV_COMPLETED_ITEM, dict_alloc());
@ -20616,11 +20618,8 @@ set_vim_var_string(
char_u *val,
int len) /* length of "val" to use or -1 (whole string) */
{
/* Need to do this (at least) once, since we can't initialize a union.
* Will always be invoked when "v:progname" is set. */
vimvars[VV_VERSION].vv_nr = VIM_VERSION_100;
vim_free(vimvars[idx].vv_str);
clear_tv(&vimvars[idx].vv_di.di_tv);
vimvars[idx].vv_type = VAR_STRING;
if (val == NULL)
vimvars[idx].vv_str = NULL;
else if (len == -1)
@ -20635,7 +20634,8 @@ set_vim_var_string(
void
set_vim_var_list(int idx, list_T *val)
{
list_unref(vimvars[idx].vv_list);
clear_tv(&vimvars[idx].vv_di.di_tv);
vimvars[idx].vv_type = VAR_LIST;
vimvars[idx].vv_list = val;
if (val != NULL)
++val->lv_refcount;
@ -20650,7 +20650,8 @@ set_vim_var_dict(int idx, dict_T *val)
int todo;
hashitem_T *hi;
dict_unref(vimvars[idx].vv_dict);
clear_tv(&vimvars[idx].vv_di.di_tv);
vimvars[idx].vv_type = VAR_DICT;
vimvars[idx].vv_dict = val;
if (val != NULL)
{

9
src/testdir/test_assert.vim
View File

@ -37,6 +37,15 @@ func Test_assert_exception()
endtry
endfunc
func Test_wrong_error_type()
let save_verrors = v:errors
let v:['errors'] = {'foo': 3}
call assert_equal('yes', 'no')
let verrors = v:errors
let v:errors = save_verrors
call assert_equal(type([]), type(verrors))
endfunc
func Test_user_is_happy()
smile
sleep 300m

2
src/version.c
View File

@ -742,6 +742,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
1223,
/**/
1222,
/**/