added skeleton LIT tests

src/CMakeLists.txt

@@ -87,8 +87,15 @@ add_custom_target(verify-flowaware
  VERBATIM
  )
 
-add_custom_target(verify-all DEPENDS verify-symbolic verify-flowaware)
+add_custom_target(check
+ COMMAND python3 my-lit.py -v .
+ COMMENT "Running LIT based test-suite"
+ WORKING_DIRECTORY ./test-suite
+ DEPENDS ${PROJECT_NAME}
+ VERBATIM
+)
 
+add_custom_target(verify-all DEPENDS verify-symbolic verify-flowaware)
 
 # Fetch gTest
 include(FetchContent)

src/test-suite/CMakeLists.txt

@@ -3,3 +3,8 @@ file(COPY PE-benchmarks-llfiles-llvm17 DESTINATION ./)
 file(COPY oracle DESTINATION ./)
 file(COPY ../../vocabulary DESTINATION ./)
 file(COPY index-llvm17.files DESTINATION ./)
+
+
+configure_file(lit.site.cfg.py.in lit.site.cfg.py @ONLY)
+file(COPY my-lit.py DESTINATION ./)
+file(COPY test.lit DESTINATION ./)

src/test-suite/lit.cfg.py

@@ -0,0 +1,9 @@
+import lit.formats
+
+config.name = "LIT Hello World Tests"
+config.test_format = lit.formats.ShTest(True)
+
+config.suffixes = [".lit"]
+
+config.test_source_root = os.path.dirname(__file__)
+config.test_exec_root = os.path.join(config.my_obj_root, "test-suite")

src/test-suite/lit.site.cfg.py.in

@@ -0,0 +1,7 @@
+import os
+
+config.my_src_root = r'@CMAKE_SOURCE_DIR@'
+config.my_obj_root = r'@CMAKE_BINARY_DIR@'
+
+lit_config.load_config(
+        config, os.path.join(config.my_src_root, "test-suite/lit.cfg.py"))

src/test-suite/my-lit.py

@@ -0,0 +1,5 @@
+#!/usr/bin/env python
+from lit.main import main
+
+if __name__ == "__main__":
+    main()

src/test-suite/test.lit

@@ -0,0 +1,3 @@
+// RUN: bash sanity_check.sh FA llvm17
+
+// RUN: bash ./sanity_check.sh SYM llvm17