[clang] [Clang-Repl] Add custom function as lambda in launchExecutor and fetch PID of launched executor (PR #147478)

[Vassil Vassilev via cfe-commits]

================
@@ -26,6 +27,20 @@ add_distinct_clang_unittest(ClangReplInterpreterTests
   TargetParser
   )
 
+if(TARGET compiler-rt)
+  list(APPEND CLANG_REPL_TEST_SOURCES
+    OutOfProcessInterpreterTests.cpp
+  )
+  add_dependencies(ClangReplInterpreterTests 
+    llvm-jitlink-executor 
+    compiler-rt
+  )
+  message(STATUS "Compiler-RT found, enabling OOP JIT tests")
----------------
vgvassilev wrote:

```suggestion
  message(STATUS "Compiler-RT found, enabling out of process JIT tests")
```

https://github.com/llvm/llvm-project/pull/147478