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patch 8.2.3086: Vim9: breakpoint on "for" does not work

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Problem:    Vim9: breakpoint on "for" does not work.
Solution:   Use the right line number in ISN_DEBUG. (closes #8486)
This commit is contained in:
Bram Moolenaar
2021-07-03 13:36:31 +02:00
parent acbb4b5720
commit 6fc0161682
3 changed files with 30 additions and 0 deletions
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12
src/vim9compile.c
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@@ -7747,6 +7747,7 @@ compile_for(char_u *arg_start, cctx_T *cctx)
type_T *vartype;
type_T *item_type = &t_any;
int idx;
int prev_lnum = cctx->ctx_prev_lnum;
p = skip_var_list(arg_start, TRUE, &var_count, &semicolon, FALSE);
if (p == NULL)
@@ -7774,7 +7775,11 @@ compile_for(char_u *arg_start, cctx_T *cctx)
if (cctx->ctx_compile_type == CT_DEBUG && instr->ga_len > 0
&& ((isn_T *)instr->ga_data)[instr->ga_len - 1]
.isn_type == ISN_DEBUG)
{
--instr->ga_len;
prev_lnum = ((isn_T *)instr->ga_data)[instr->ga_len]
.isn_arg.debug.dbg_break_lnum;
}
scope = new_scope(cctx, FOR_SCOPE);
if (scope == NULL)
@@ -7934,8 +7939,15 @@ compile_for(char_u *arg_start, cctx_T *cctx)
}
if (cctx->ctx_compile_type == CT_DEBUG)
{
int save_prev_lnum = cctx->ctx_prev_lnum;
// Add ISN_DEBUG here, so that the loop variables can be inspected.
// Use the prev_lnum from the ISN_DEBUG instruction removed above.
cctx->ctx_prev_lnum = prev_lnum;
generate_instr_debug(cctx);
cctx->ctx_prev_lnum = save_prev_lnum;
}
return arg_end;