Explicitly link libc++

uilianries · Oct 19, 2020 · f659367 · f659367
1 parent e846873
commit f659367
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/recipes/ignition-math/all/test_package/CMakeLists.txt b/recipes/ignition-math/all/test_package/CMakeLists.txt
@@ -15,3 +15,11 @@ find_package(ignition-math${IGN_MATH_MAJOR_VER} REQUIRED CONFIG)
 add_executable(${PROJECT_NAME} test_package.cpp)
 target_link_libraries(${PROJECT_NAME} ignition-math${IGN_MATH_MAJOR_VER}::ignition-math${IGN_MATH_MAJOR_VER})
 
+# When using clang in Linux with libc++, it seems that we need to explicitly link "libc++"
+if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+    string(FIND CMAKE_EXE_LINKER_FLAGS "-stdlib=libc++" LIBCPP)
+    if (NOT ${LIBCPP} EQUAL -1)
+        target_link_libraries(${PROJECT_NAME} "c++")
+    endif()
+endif()
+