diff options
author | Bram Moolenaar <Bram@vim.org> | 2019-09-03 17:13:37 +0200 |
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committer | Bram Moolenaar <Bram@vim.org> | 2019-09-03 17:13:37 +0200 |
commit | 27da7de7c547dbf983ed7dd901ea59be4e7c9ab2 (patch) | |
tree | 226eb4e666308f35d8869ceabbb225fcaf741b06 /src/evalvars.c | |
parent | 8e0a8e7eb7c177807f44db6b76d8e52314248ab5 (diff) |
patch 8.1.1968: crash when using nested map()v8.1.1968
Problem: Crash when using nested map().
Solution: Clear the pointer in prepare_vimvar(). (Ozaki Kiichi,
closes #4890, closes #4891)
Diffstat (limited to 'src/evalvars.c')
-rw-r--r-- | src/evalvars.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/evalvars.c b/src/evalvars.c index e6fb3d8988..9e1a24d3f0 100644 --- a/src/evalvars.c +++ b/src/evalvars.c @@ -489,19 +489,21 @@ get_spellword(list_T *list, char_u **pp) /* * Prepare v: variable "idx" to be used. - * Save the current typeval in "save_tv". + * Save the current typeval in "save_tv" and clear it. * When not used yet add the variable to the v: hashtable. */ void prepare_vimvar(int idx, typval_T *save_tv) { *save_tv = vimvars[idx].vv_tv; + vimvars[idx].vv_str = NULL; // don't free it now if (vimvars[idx].vv_type == VAR_UNKNOWN) hash_add(&vimvarht, vimvars[idx].vv_di.di_key); } /* * Restore v: variable "idx" to typeval "save_tv". + * Note that the v: variable must have been cleared already. * When no longer defined, remove the variable from the v: hashtable. */ void |