wip: simplify linker options

Author: aminya

CMakeLists.txt

@@ -100,11 +100,6 @@ if(ZMQ_WASM OR CMAKE_SYSTEM_NAME STREQUAL "Emscripten")
   add_link_options("SHELL:-s ENVIRONMENT='web,worker'")
   add_link_options("--no-entry")
   add_link_options("SHELL:-Wl,--strip-all")
-  add_link_options("SHELL:-fvisibility=hidden")
-  add_link_options("SHELL:-fvisibility-inlines-hidden")
-  add_link_options("SHELL:-Wl,-gc-sections")
-  add_compile_options("-flto=full")
-  add_link_options("-flto=full")
 
   # Allow undefined symbols on Linux for runtime loading
   add_link_options("SHELL:-Wl,--unresolved-symbols=ignore-all")