From 0373dbf5a50c03cd9facc4090ac68205c1b9e39d Mon Sep 17 00:00:00 2001
From: James Zern <jzern@google.com>
Date: Wed, 14 Jan 2015 23:09:57 -0800
Subject: workaround stack bashing by asm on 32-bit OpenBSD

like Darwin, disable x86inc with 32-bit PIC/shared library builds;
avoids stack smashing done by vp9_subpixel_*

workaround for issue #808

Change-Id: I3f2f16bd91822c8e8dad0242b5dcfb0e621aea97
---
 build/make/configure.sh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'build/make')

diff --git a/build/make/configure.sh b/build/make/configure.sh
index f98018027..ff76dcb7e 100644
--- a/build/make/configure.sh
+++ b/build/make/configure.sh
@@ -1243,10 +1243,14 @@ EOF
   fi
 
   tgt_os_no_version=$(echo "${tgt_os}" | tr -d "[0-9]")
+  if [ "${tgt_os_no_version}" = "darwin" ] || \
+     [ "${tgt_os_no_version}" = "openbsd" ] || [ "`uname`" = "OpenBSD" ]; then
+    openbsd_like=yes
+  fi
   # Default use_x86inc to yes when we are 64 bit, non-pic, or on any
   # non-Darwin target.
   if [ "${tgt_isa}" = "x86_64" ] || [ "${pic}" != "yes" ] || \
-      [ "${tgt_os_no_version}" != "darwin" ]; then
+      [ "${openbsd_like}" != "yes" ]; then
     soft_enable use_x86inc
   fi
 
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