Fix bugs with SPEC2k for WebAssembly

tests/spec2k/run_all.sh

 #!/bin/bash
 
 # Copyright (c) 2012 The Native Client Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 set -o nounset
 set -o errexit
 
 # The script is located in "native_client/tests/spec2k"
@@ skipping 994 matching lines @@
     SubBanner "Populating: $i"
     # fix the dir with the same name inside spec harness
     src=$(find -H ${harness} -name $i)
     # copy relevant dirs over
     echo "COPY"
     rm -rf src/ data/
     cp -r ${src}/data ${src}/src $i
     # patch if necessary
     if [[ -e $i/diff ]] ; then
       echo "PATCH"
-      patch -d $i --verbose -p0 < $i/diff
+      patch -l -d $i --verbose -p0 < $i/diff
     fi
 
     echo "COMPLETE"
   done
 }
 
 #@
 #@ BuildPrerequisites <platform> <bitcode>
 #@
 #@   Invoke scons to build some potentially missing  components, e.g.
@@ skipping 46 matching lines @@
 
 [ $# = 0 ] && set -- help  # Avoid reference to undefined $1.
 
 if [ "$(type -t $1)" != "function" ]; then
   Usage
   echo "ERROR: unknown mode '$1'." >&2
   exit 1
 fi
 
 "$@"