force build with MMX and SSE

It won't build without it on i686. It is not a library, but end-user
application, so it won't break anything else.  It seems safe to assume
that no one with older CPU would use it.

diff --git a/no_proc_build.patch b/no_proc_build.patch
index 9fa7da249972ee1003727b083834b72fde1a22f5..ecdbe9ed812359857f7a0183d410c181f4d61686 100644 (file)
--- a/no_proc_build.patch
+++ b/no_proc_build.patch
@@ -1,11 +1,13 @@
 diff -dur Ardour-5.4.0.orig/wscript Ardour-5.4.0/wscript
 --- Ardour-5.4.0.orig/wscript  2016-10-11 21:55:23.000000000 +0200
 +++ Ardour-5.4.0/wscript       2016-10-11 21:56:20.000000000 +0200
-@@ -439,7 +439,7 @@
+@@ -439,7 +439,9 @@
  
          compiler_flags.append ("-DARCH_X86")
  
 -        if platform == 'linux' :
++        build_host_supports_sse = True
++        compiler_flags.append ("-mmmx")
 +        if False :
  
              #