Export __clang_Interpreter_SetValueNoAlloc to allow automatic printf in xeus-cpp-lite

Author: anutosh491

lib/Interpreter/CMakeLists.txt

@@ -1,6 +1,26 @@
 if(EMSCRIPTEN)
   set_property(GLOBAL PROPERTY TARGET_SUPPORTS_SHARED_LIBS TRUE)
-  set(LLVM_LINK_COMPONENTS "")
+  set(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-s SIDE_MODULE=1")
+  set(CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS "-s SIDE_MODULE=1")
+  set(CMAKE_STRIP FALSE)
+
+  add_llvm_library(clangCppInterOp
+    SHARED
+
+    CppInterOp.cpp
+    CXCppInterOp.cpp
+    DynamicLibraryManager.cpp
+    DynamicLibraryManagerSymbol.cpp
+    Paths.cpp
+
+    # Additional libraries from Clang and LLD
+    LINK_LIBS
+    clangInterpreter
+  )
+  target_link_options(clangCppInterOp PRIVATE
+    PUBLIC "SHELL: -s WASM_BIGINT"
+    PUBLIC "SHELL: -Wl,--export=__clang_Interpreter_SetValueNoAlloc"
+  )
 else()
   set(LLVM_LINK_COMPONENTS
     ${LLVM_TARGETS_TO_BUILD}