From b88687b35c71a82dc0abcb8d4f8f2ef08d317836 Mon Sep 17 00:00:00 2001
From: Luke Dashjr <luke-jr+git@utopios.org>
Date: Fri, 27 Jul 2018 17:26:43 +0000
Subject: [PATCH] configure: Initialise assembly enable_* variables

(cherry picked from commit bitcoin/bitcoin@4207c1b35c2e2ee1c9217cc7db3290a24c3b4b52)
---
 configure.ac | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/configure.ac b/configure.ac
index fe1147004..e1eb3a3f6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -330,6 +330,11 @@ if test "x$CXXFLAGS_overridden" = "xno"; then
   AX_CHECK_COMPILE_FLAG([-Wdeprecated-register],[CXXFLAGS="$CXXFLAGS -Wno-deprecated-register"],,[[$CXXFLAG_WERROR]])
 fi
 
+enable_hwcrc32=no
+enable_sse41=no
+enable_avx2=no
+enable_shani=no
+
 if test "x$use_asm" = "xyes"; then
 
 # Check for optional instruction set support. Enabling these does _not_ imply that all code will