+ ("(and win32 (not (and sb-thread
+ sb-safepoint sb-thruption sb-wtimer
+ sb-dynamic-core)))"
+ ":SB-WIN32 requires :SB-THREAD and related features")
+ ("(and sb-dynamic-core (not (and linkage-table sb-thread)))"
+ ;; Subtle memory corruption follows when sb-dynamic-core is
+ ;; active, and non-threaded allocation routines have not been
+ ;; updated to take the additional indirection into account.
+ ;; Let's avoid this unusual combination.
+ ":SB-DYNAMIC-CORE requires :LINKAGE-TABLE and :SB-THREAD")