From: Bram Moolenaar <Bram@vim.org>
Date: Mon, 12 Nov 2018 20:45:08 +0000 (+0100)
Subject: patch 8.1.0526: running out of signal stack in RealWaitForChar
X-Git-Tag: v8.1.0526
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=61fb8d8c6719205c686550e591db22aa97b4db4c;p=vim

patch 8.1.0526: running out of signal stack in RealWaitForChar

Problem:    Running out of signal stack in RealWaitForChar. (Vladimir Marek)
Solution:   Make the fd_set variables static.
---

diff --git a/src/os_unix.c b/src/os_unix.c
index 94e1a5357..4d902d939 100644
--- a/src/os_unix.c
+++ b/src/os_unix.c
@@ -6194,7 +6194,9 @@ RealWaitForChar(int fd, long msec, int *check_for_gpm UNUSED, int *interrupted)
 
 	struct timeval  tv;
 	struct timeval	*tvp;
-	fd_set		rfds, wfds, efds;
+	// These are static because they can take 8 Kbyte each and cause the
+	// signal stack to run out with -O3.
+	static fd_set	rfds, wfds, efds;
 	int		maxfd;
 	long		towait = msec;
 
diff --git a/src/version.c b/src/version.c
index 252d047c6..d3a427ae1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -792,6 +792,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    526,
 /**/
     525,
 /**/