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[Libunwind-devel] [PATCH] Enable debug_frame code by default on x86*


From: Jean Pihet
Subject: [Libunwind-devel] [PATCH] Enable debug_frame code by default on x86*
Date: Mon, 16 Sep 2013 11:47:51 +0200

The dwarf unwinding feature is being used on ARM and supported on
x86, cf. [1], [2]. Enable it by default on those platforms.

[1] http://lwn.net/Articles/499116/
[2] http://www.spinics.net/lists/kernel/msg1603264.html

Signed-off-by: Jean Pihet <address@hidden>
---
 configure.ac | 1 +
 1 file changed, 1 insertion(+)

diff --git a/configure.ac b/configure.ac
index 4e2fd23..4bead56 100644
--- a/configure.ac
+++ b/configure.ac
@@ -221,6 +221,7 @@ AC_ARG_ENABLE(debug_frame,
 AS_HELP_STRING([--enable-debug-frame],[Load the ".debug_frame" section if 
available]),, [
 case "${target_arch}" in
   (arm) enable_debug_frame=yes;;
+  (x86*) enable_debug_frame=yes;;
   (*)   enable_debug_frame=no;;
 esac])
 if test x$enable_debug_frame = xyes; then
-- 
1.7.11.7




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