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patch 8.2.2866: Vim9: memory leak when using inline function

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Problem:    Vim9: memory leak when using inline function.
Solution:   Remember what strings to free.
This commit is contained in:
Bram Moolenaar
2021-05-18 15:09:18 +02:00
parent d87c21a918
commit ecb664501d
4 changed files with 21 additions and 8 deletions
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12
src/eval.c
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@@ -416,6 +416,7 @@ skip_expr_concatenate(
int res;
int vim9script = in_vim9script();
garray_T *gap = evalarg == NULL ? NULL : &evalarg->eval_ga;
garray_T *freegap = evalarg == NULL ? NULL : &evalarg->eval_freega;
int save_flags = evalarg == NULL ? 0 : evalarg->eval_flags;
int evaluate = evalarg == NULL
? FALSE : (evalarg->eval_flags & EVAL_EVALUATE);
@@ -427,6 +428,7 @@ skip_expr_concatenate(
// leave room for "start"
if (ga_grow(gap, 1) == OK)
++gap->ga_len;
ga_init2(freegap, sizeof(char_u *), 10);
}
*start = *arg;
@@ -444,7 +446,7 @@ skip_expr_concatenate(
{
if (evalarg->eval_ga.ga_len == 1)
{
// just one line, no need to concatenate
// just the one line, no need to concatenate
ga_clear(gap);
gap->ga_itemsize = 0;
}
@@ -471,7 +473,13 @@ skip_expr_concatenate(
ga_clear_strings(gap);
}
else
{
ga_clear(gap);
// free lines that were explicitly marked for freeing
ga_clear_strings(freegap);
}
gap->ga_itemsize = 0;
if (p == NULL)
return FAIL;
@@ -3530,7 +3538,7 @@ eval7(
/*
* nested expression: (expression).
* lambda: (arg) => expr
* or lambda: (arg) => expr
*/
case '(': ret = NOTDONE;
if (in_vim9script())