libssl of boringssl (commit 52a2c00; Oct 31 2024) seems to require explicit dependency on C++ lib

Author: kazuho

cmake/boringssl-adjust.cmake

@@ -10,7 +10,14 @@ FUNCTION (BORINGSSL_ADJUST)
         ENDIF ()
         LIST(APPEND OPENSSL_CRYPTO_LIBRARIES "${LIBDECREPIT_PATH}")
         SET(OPENSSL_CRYPTO_LIBRARIES "${OPENSSL_CRYPTO_LIBRARIES}" PARENT_SCOPE)
-        LIST(APPEND OPENSSL_LIBRARIES "${LIBDECREPIT_PATH}")
+        IF (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+            SET(CXXLIB "-lc++")
+        ELSEIF (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+            SET(CXXLIB "-lstdc++")
+        ELSE ()
+            MESSAGE(FATAL_ERROR "do not know how to declare dependency on C++ stdlib even though libssl.a depends on it")
+        ENDIF ()
+        LIST(APPEND OPENSSL_LIBRARIES "${LIBDECREPIT_PATH}" "${CXXLIB}")
         SET(OPENSSL_LIBRARIES "${OPENSSL_LIBRARIES}" PARENT_SCOPE)
     ENDIF ()
 ENDFUNCTION ()