cmake_minimum_required(VERSION 3.0)

project(Semicolon3B)

if(NOT TARGET Foo::Foo)
  add_library(Foo::Foo UNKNOWN IMPORTED)
  set(Foo_LIBRARIES_OPTIMIZED "liba.lib;libb.lib")
  set_target_properties(Foo::Foo PROPERTIES IMPORTED_LOCATION "${Foo_LIBRARIES_OPTIMIZED}")
endif()

add_executable(Bar main.cpp)

target_link_libraries(Bar Foo::Foo)