From 1d00bbe01bcd0bdc74961a225c78eb24e3e1b77b Mon Sep 17 00:00:00 2001
From: Davi Arnaut <davi@mysql.com>
Date: Thu, 19 Jun 2008 13:00:53 -0300
Subject: [PATCH] Silence unused variable warning by printing the variables
 value.

mysys/stacktrace.c:
  Print stack bottom and thread stack values as they might be useful.
---
 mysys/stacktrace.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/mysys/stacktrace.c b/mysys/stacktrace.c
index 9ae3d88ef50..5b941bbd7d6 100644
--- a/mysys/stacktrace.c
+++ b/mysys/stacktrace.c
@@ -109,6 +109,8 @@ void my_print_stacktrace(uchar* stack_bottom, ulong thread_stack)
   void *addrs[128];
   char **strings= NULL;
   int n = backtrace(addrs, array_elements(addrs));
+  fprintf(stderr, "stack_bottom = %p thread_stack 0x%lx\n",
+          stack_bottom, thread_stack);
 #if BACKTRACE_DEMANGLE
   if ((strings= backtrace_symbols(addrs, n)))
   {