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From 564f800e3e24647c095f7a321bf3ebdccfbf762d Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Sat, 2 Sep 2017 12:02:04 -0700
Subject: [PATCH] Disable libunwind on aarch64
Fixes hangs when using libtcmalloc.so
Upstream-Status: Pending
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
configure.ac | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/configure.ac b/configure.ac
index 8154c5c..063b260 100644
--- a/configure.ac
+++ b/configure.ac
@@ -69,6 +69,11 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM(, [return __PPC64__])],
[default_enable_libunwind=yes
default_tcmalloc_pagesize=8])
+# Disable libunwind linking on aarch64 by default.
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM(, [return __aarch64__])],
+ [default_enable_libunwind=no],
+ [default_enable_libunwind=yes])
+
AC_ARG_ENABLE([cpu-profiler],
[AS_HELP_STRING([--disable-cpu-profiler],
[do not build the cpu profiler])],
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