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patch 8.0.0503: endless loop in updating folds with 32 bit ints

Problem:    Endless loop in updating folds with 32 bit ints.
Solution:   Subtract from LHS instead of add to the RHS. (Matthew Malcomson)
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brammool committed Mar 23, 2017
1 parent a37ffaa commit 9d20ce6970158de69202a82529d9e97827a9e71b
Showing with 3 additions and 1 deletion.
  1. +1 −1 src/fold.c
  2. +2 −0 src/version.c
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@@ -2755,7 +2755,7 @@ foldUpdateIEMSRecurse(
/* End of fold found, update the length when it got shorter. */
if (fp->fd_len != flp->lnum - fp->fd_top)
{
- if (fp->fd_top + fp->fd_len > bot + 1)
+ if (fp->fd_top + fp->fd_len - 1 > bot)
{
/* fold continued below bot */
if (getlevel == foldlevelMarker
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@@ -764,6 +764,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
+/**/
+ 503,
/**/
502,
/**/

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