From: Rhys Kidd <rhyskidd@gmail.com>
Date: Sun, 4 Dec 2016 03:43:29 +0000 (+0000)
Subject: Fix 373046 - Stacks registered by core are never deregistered (macOS-specific follow... 
X-Git-Tag: svn/VALGRIND_3_13_0~253
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=386749fe298d5181d59564b38964d32e654b9fd4;p=thirdparty%2Fvalgrind.git

Fix 373046 - Stacks registered by core are never deregistered (macOS-specific follow-up). Refer r16159.

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@16168
---

diff --git a/coregrind/m_syswrap/syswrap-darwin.c b/coregrind/m_syswrap/syswrap-darwin.c
index 206d57f2c5..e75acc85d9 100644
--- a/coregrind/m_syswrap/syswrap-darwin.c
+++ b/coregrind/m_syswrap/syswrap-darwin.c
@@ -53,6 +53,7 @@
 #include "pub_core_scheduler.h"
 #include "pub_core_sigframe.h"      // For VG_(sigframe_destroy)()
 #include "pub_core_signals.h"
+#include "pub_core_stacks.h"
 #include "pub_core_syscall.h"
 #include "pub_core_syswrap.h"
 #include "pub_core_tooliface.h"
@@ -205,6 +206,10 @@ static void run_a_thread_NORETURN ( Word tidW )
    c = VG_(count_living_threads)();
    vg_assert(c >= 1); /* stay sane */
 
+   /* Deregister thread's stack. */
+   if (tst->os_state.stk_id != NULL_STK_ID)
+      VG_(deregister_stack)(tst->os_state.stk_id);
+
    // Tell the tool this thread is exiting
    VG_TRACK( pre_thread_ll_exit, tid );