simplify shell syntax to work better on solaris, patch by

Nathan Keynes!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52721 91177308-0d34-0410-b5e6-96231b3b80d8

test/Scripts/count

@@ -9,7 +9,7 @@
 
 set -e
 set -u
-input_lines=$(wc -l)
+input_lines=`wc -l`
 if [ "$input_lines" -ne "$1" ]; then
   echo "count: expected $1 lines and got ${input_lines}."
   exit 1