llvm-test-suite: Remove argument handling

This script is called from tmt, which does not pass any arguments.

tests/llvm-test-suite/test.sh

@@ -1,59 +1,8 @@
 #!/bin/bash
 
-usage() {
-    echo "usage `basename $0` [OPTIONS]"
-    echo "  --threads NUM       The number of threads to use for running tests."
-    echo "  --testsuite-dir DIR Directory containing the test-suite source."
-    echo "  --compiler [gcc|clang] The compiler to test."
-}
-
 cc="clang"
 cxx="clang++"
 testsuite_dir="/usr/share/llvm-test-suite/"
-thread_args=""
-
-while [ $# -gt 0 ]; do
-    case $1 in
-        --threads)
-            shift
-            threads="$1"
-            ;;
-        --testsuite-dir)
-            shift
-            testsuire_dir="$1"
-            ;;
-        --compiler)
-            shift
-            compiler="$1"
-            case $compiler in
-                clang)
-                    cc="clang"
-                    cxx="clang++"
-                    ;;
-                gcc)
-                    cc="gcc"
-                    cxx="g++"
-                    ;;
-                *)
-                    echo "unknown compiler: $1"
-                    exit 1
-                    ;;
-            esac
-            ;;
-        * )
-            echo "unknown option: $1"
-            echo ""
-            usage
-            exit 1
-            ;;
-    esac
-    shift
-done
-
-if [ -n "$threads" ]; then
-  thread_args_ninja="-j$threads"
-  thread_args_lit="j$threads"
-fi
 
 set -xe
 
@@ -66,9 +15,9 @@ pushd $tmpdir
 cmake -G Ninja $testsuite_dir \
     -DCMAKE_C_COMPILER=$cc \
     -DCMAKE_CXX_COMPILER=$cxx \
-    -DTEST_SUITE_LIT_FLAGS="-sv$thread_args_lit"
+    -DTEST_SUITE_LIT_FLAGS="-sv"
 
-if ! ninja $thread_args_ninja check ; then
+if ! ninja check ; then
   # The following code helps with troubleshooting an issue with miniFE.
   # Collect more information about the OS and server that reproduced the
   # issue.