Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/llvm/test/BugPoint/compile-custom.ll.py

@@ -0,0 +1,10 @@
+#!/usr/bin/env python
+
+import sys
+
+# Currently any print-out from the custom tool is interpreted as a crash
+# (i.e. test is still interesting)
+
+print("Error: " + ' '.join(sys.argv[1:]))
+
+sys.exit(1)