svn commit: r304056 - vendor/illumos/dist/lib/libdtrace/common

[Mark Johnston]

Author: markj
Date: Sat Aug 13 19:54:32 2016
New Revision: 304056
URL: https://svnweb.freebsd.org/changeset/base/304056

Log:
  5396 fix longjmp clobbering errors
  
  illumos/illumos-gate at 67a4bb8f9ad4c49e9aa9e21e2114a7c093c3a73a
  
  Reviewed by: Josef 'Jeff' Sipek <jeffpc at josefsipek.net>
  Reviewed by: Igor Kozhukhov <ikozhukhov at gmail.com>
  Approved by: Richard Lowe <richlowe at richlowe.net>
  Author: Gary Mills <gary_mills at fastmail.fm>

Modified:
  vendor/illumos/dist/lib/libdtrace/common/dt_cc.c

Modified: vendor/illumos/dist/lib/libdtrace/common/dt_cc.c
==============================================================================
--- vendor/illumos/dist/lib/libdtrace/common/dt_cc.c	Sat Aug 13 19:51:00 2016	(r304055)
+++ vendor/illumos/dist/lib/libdtrace/common/dt_cc.c	Sat Aug 13 19:54:32 2016	(r304056)
@@ -23,6 +23,7 @@
  * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
  * Copyright (c) 2013, Joyent Inc. All rights reserved.
  * Copyright (c) 2012 by Delphix. All rights reserved.
+ * Copyright 2015 Gary Mills
  */
 
 /*
@@ -2335,7 +2336,7 @@ dt_compile(dtrace_hdl_t *dtp, int contex
 	dt_node_t *dnp;
 	dt_decl_t *ddp;
 	dt_pcb_t pcb;
-	void *rv;
+	void *volatile rv;
 	int err;
 
 	if ((fp == NULL && s == NULL) || (cflags & ~DTRACE_C_MASK) != 0) {