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patch 8.0.0583: fold test hangs on MS-Windows

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Problem:    Fold test hangs on MS-Windows.
Solution:   Avoid overflow in compare.
This commit is contained in:
Bram Moolenaar
2017-04-23 16:48:20 +02:00
parent 5b276aa80e
commit b11c826ddc
2 changed files with 6 additions and 2 deletions
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6
src/fold.c
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@@ -2928,7 +2928,7 @@ foldRemove(garray_T *gap, linenr_T top, linenr_T bot)
{
/* 2: or 3: need to delete nested folds */
foldRemove(&fp->fd_nested, top - fp->fd_top, bot - fp->fd_top);
if (fp->fd_top + fp->fd_len > bot + 1)
if (fp->fd_top + fp->fd_len - 1 > bot)
{
/* 3: need to split it. */
foldSplit(gap, (int)(fp - (fold_T *)gap->ga_data), top, bot);
@@ -2970,10 +2970,12 @@ foldRemove(garray_T *gap, linenr_T top, linenr_T bot)
/* foldReverseOrder() {{{2 */
static void
foldReverseOrder(garray_T *gap, linenr_T start, linenr_T end)
foldReverseOrder(garray_T *gap, linenr_T start_arg, linenr_T end_arg)
{
fold_T *left, *right;
fold_T tmp;
linenr_T start = start_arg;
linenr_T end = end_arg;
for (; start < end; start++, end--)
{