[release/10.0] Fix native EH in external shared libs on macOS

src/coreclr/hosts/corerun/CMakeLists.txt

@@ -11,6 +11,14 @@ endif(CLR_CMAKE_HOST_WIN32)
 #Required to expose symbols for global symbol discovery.
 set(CLR_CMAKE_KEEP_NATIVE_SYMBOLS TRUE)
 
+if (CLR_CMAKE_HOST_APPLE)
+    # Prevent exporting symbols except for GetCurrentClrDetails from corerun. This is necessary
+    # to avoid a problem with local typeinfo for standard C++ EH types like std::bad_alloc,
+    # std::out_of_range etc. being exposed for binding for external shared libraries and causing
+    # mismatch in catch type matching.
+    add_link_options(LINKER:-exported_symbol,_GetCurrentClrDetails)
+endif()
+
 add_executable_clr(corerun
   corerun.cpp
   dotenv.cpp

src/native/corehost/apphost/CMakeLists.txt

@@ -1,4 +1,12 @@
 # Licensed to the .NET Foundation under one or more agreements.
 # The .NET Foundation licenses this file to you under the MIT license.
 
+if (CLR_CMAKE_HOST_APPLE)
+    # Prevent exporting symbols from apphost. This is necessary to avoid a problem with
+    # local typeinfo for standard C++ EH types like std::bad_alloc, std::out_of_range etc.
+    # being exposed for binding for external shared libraries and causing mismatch in
+    # catch type matching.
+    add_link_options(LINKER:-no_exported_symbols)
+endif()
+
 add_subdirectory(standalone)

src/native/corehost/dotnet/CMakeLists.txt

@@ -1,6 +1,14 @@
 # Licensed to the .NET Foundation under one or more agreements.
 # The .NET Foundation licenses this file to you under the MIT license.
 
+if (CLR_CMAKE_HOST_APPLE)
+    # Prevent exporting symbols from dotnet. This is necessary to avoid a problem with
+    # local typeinfo for standard C++ EH types like std::bad_alloc, std::out_of_range etc.
+    # being exposed for binding for external shared libraries and causing mismatch in
+    # catch type matching.
+    add_link_options(LINKER:-no_exported_symbols)
+endif()
+
 if(CLR_CMAKE_TARGET_WIN32)
     list(APPEND SOURCES
         dotnet.manifest