From a1ff475b07dd7c8a2dfa0e83bc2a25ef159b6152 Mon Sep 17 00:00:00 2001
From: Chih-Hung Hsieh <chh@google.com>
Date: Thu, 23 Oct 2014 16:50:51 -0700
Subject: [PATCH] Add volatile to avoid clang optimization.

BUG: 18108178
Change-Id: Ie5b8b1808fcf6d1eacc14a7c6ac0c8d49641fec2
---
 debuggerd/crasher.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/debuggerd/crasher.c b/debuggerd/crasher.c
index d315ee53f..d0c39127f 100644
--- a/debuggerd/crasher.c
+++ b/debuggerd/crasher.c
@@ -59,7 +59,7 @@ static void *noisy(void *x)
     for(;;) {
         usleep(250*1000);
         write(2, &c, 1);
-        if(c == 'C') *((unsigned*) 0) = 42;
+        if(c == 'C') *((volatile unsigned*) 0) = 42;
     }
     return NULL;
 }