Mercurial > vim
diff src/ex_eval.c @ 26236:9e6ddd7b91cd v8.2.3649
patch 8.2.3649: Vim9: error for variable declared in while loop
Commit: https://github.com/vim/vim/commit/7a53f29c031f54ab67a803e5e3f8cb44e4edc4bc
Author: Bram Moolenaar <Bram@vim.org>
Date: Mon Nov 22 18:31:02 2021 +0000
patch 8.2.3649: Vim9: error for variable declared in while loop
Problem: Vim9: error for variable declared in while loop.
Solution: Do not keep the first variable. (closes https://github.com/vim/vim/issues/9191)
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Mon, 22 Nov 2021 19:45:03 +0100 |
| parents | 269ecc6d69bc |
| children | 3711e56f7e7b |
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--- a/src/ex_eval.c +++ b/src/ex_eval.c @@ -1201,9 +1201,10 @@ ex_while(exarg_T *eap) & CSF_FUNC_DEF; // Any variables defined in the previous round are no longer - // visible. Keep the first one, it is the loop variable that - // we reuse every time around. - for (i = cstack->cs_script_var_len[cstack->cs_idx] + 1; + // visible. Keep the first one for ":for", it is the loop + // variable that we reuse every time around. + for (i = cstack->cs_script_var_len[cstack->cs_idx] + + (eap->cmdidx == CMD_while ? 0 : 1); i < si->sn_var_vals.ga_len; ++i) { svar_T *sv = ((svar_T *)si->sn_var_vals.ga_data) + i;