Use integration test suite instead of regression test suite

tests/integration-test-suite/runtest.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+
+usage() {
+    echo "usage `basename $0` [OPTIONS]"
+    echo "  --threads NUM       The number of threads to use for running tests."
+}
+
+thread_args=""
+repo_url=https://github.com/opencollab/llvm-toolchain-integration-test-suite
+
+while [ $# -gt 0 ]; do
+    case $1 in
+        --threads)
+            shift
+            threads="$1"
+            ;;
+        * )
+            echo "unknown option: $1"
+            echo ""
+            usage
+            exit 1
+            ;;
+    esac
+    shift
+done
+
+if [ -n "$threads" ]; then
+  thread_args="-j$threads"
+fi
+
+set -xe
+
+cd $(mktemp -d -p /var/tmp)
+git clone $repo_url
+cd llvm-toolchain-integration-test-suite
+mkdir _build && cd _build
+cmake .. -GNinja
+ninja $thread_args check

tests/regression-tests/runtest.sh

@@ -1,16 +0,0 @@
-#!/bin/bash
-
-set -ex
-
-cmd='/usr/libexec/tests/llvm/run-lit-tests --threads 1'
-if [ `id -u` -eq 0 ]; then
-  # lit tests can't be run as root, so we need to run as a different user
-  user='llvm-regression-tests'
-  if ! id -u $user; then
-    useradd $user
-  fi
-  su $user -c "$cmd"
-  cmd="su $user -c $cmd"
-else
-  exec $cmd
-fi

tests/tests.yml

@@ -4,13 +4,25 @@
     tags:
       - classic
     required_packages:
-      - llvm-test
       - rust
       - cargo
-      - clang
       - binutils
+      # the requirements below are for the integration suite
+      - cmake
+      - llvm-devel
+      - clang
+      - clang-analyzer
+      - clang-tools-extra
+      - compiler-rt
+      - ninja-build
+      - libcxx-devel
+      - libomp-devel
+      - python-lit
+      - lld
+      - lldb
+      - git
+      - make
     tests:
-      - regression-tests
       - rust-sanity:
           dir: ./
           run: cargo new hello && cd hello && cargo run
@@ -33,3 +45,4 @@
       - llvm-config:
           dir: ./
           run: llvm-config --version
+      - integration-test-suite