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patch 8.2.4393: possible number overflow with nested folds

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Problem:    Possible number overflow with nested folds.
Solution:   Avoid a negative line number.
This commit is contained in:
Bram Moolenaar
2022-02-15 19:15:22 +00:00
parent 64d95cfc56
commit 6b43471da4
2 changed files with 4 additions and 2 deletions
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4
src/fold.c
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@@ -1604,7 +1604,7 @@ foldMarkAdjustRecurse(
if (amount == MAXLNUM) if (amount == MAXLNUM)
{ {
foldMarkAdjustRecurse(&fp->fd_nested, foldMarkAdjustRecurse(&fp->fd_nested,
line1 - fp->fd_top, 0,
line2 - fp->fd_top, line2 - fp->fd_top,
amount, amount,
amount_after + (fp->fd_top - top)); amount_after + (fp->fd_top - top));
@@ -1614,7 +1614,7 @@ foldMarkAdjustRecurse(
else else
{ {
foldMarkAdjustRecurse(&fp->fd_nested, foldMarkAdjustRecurse(&fp->fd_nested,
line1 - fp->fd_top, 0,
line2 - fp->fd_top, line2 - fp->fd_top,
amount, amount,
amount_after - amount); amount_after - amount);

2
src/version.c
View File

@@ -750,6 +750,8 @@ static char *(features[]) =
static int included_patches[] = static int included_patches[] =
{ /* Add new patch number below this line */ { /* Add new patch number below this line */
/**/
4393,
/**/ /**/
4392, 4392,
/**/ /**/