runtime/objc-env.h

   1 // -*- truncate-lines: t; -*-
   2
   3 // OPTION(var, env, help)
   4
   5 OPTION( PrintImages,              OBJC_PRINT_IMAGES,               "log image and library names as they are loaded")
   6 OPTION( PrintImageTimes,          OBJC_PRINT_IMAGE_TIMES,          "measure duration of image loading steps")
   7 OPTION( PrintLoading,             OBJC_PRINT_LOAD_METHODS,         "log calls to class and category +load methods")
   8 OPTION( PrintInitializing,        OBJC_PRINT_INITIALIZE_METHODS,   "log calls to class +initialize methods")
   9 OPTION( PrintResolving,           OBJC_PRINT_RESOLVED_METHODS,     "log methods created by +resolveClassMethod: and +resolveInstanceMethod:")
  10 OPTION( PrintConnecting,          OBJC_PRINT_CLASS_SETUP,          "log progress of class and category setup")
  11 OPTION( PrintProtocols,           OBJC_PRINT_PROTOCOL_SETUP,       "log progress of protocol setup")
  12 OPTION( PrintIvars,               OBJC_PRINT_IVAR_SETUP,           "log processing of non-fragile ivars")
  13 OPTION( PrintVtables,             OBJC_PRINT_VTABLE_SETUP,         "log processing of class vtables")
  14 OPTION( PrintVtableImages,        OBJC_PRINT_VTABLE_IMAGES,        "print vtable images showing overridden methods")
  15 OPTION( PrintCaches,              OBJC_PRINT_CACHE_SETUP,          "log processing of method caches")
  16 OPTION( PrintFuture,              OBJC_PRINT_FUTURE_CLASSES,       "log use of future classes for toll-free bridging")
  17 OPTION( PrintPreopt,              OBJC_PRINT_PREOPTIMIZATION,      "log preoptimization courtesy of dyld shared cache")
  18 OPTION( PrintCxxCtors,            OBJC_PRINT_CXX_CTORS,            "log calls to C++ ctors and dtors for instance variables")
  19 OPTION( PrintExceptions,          OBJC_PRINT_EXCEPTIONS,           "log exception handling")
  20 OPTION( PrintExceptionThrow,      OBJC_PRINT_EXCEPTION_THROW,      "log backtrace of every objc_exception_throw()")
  21 OPTION( PrintAltHandlers,         OBJC_PRINT_ALT_HANDLERS,         "log processing of exception alt handlers")
  22 OPTION( PrintReplacedMethods,     OBJC_PRINT_REPLACED_METHODS,     "log methods replaced by category implementations")
  23 OPTION( PrintDeprecation,         OBJC_PRINT_DEPRECATION_WARNINGS, "warn about calls to deprecated runtime functions")
  24 OPTION( PrintPoolHiwat,           OBJC_PRINT_POOL_HIGHWATER,       "log high-water marks for autorelease pools")
  25 OPTION( PrintCustomCore,          OBJC_PRINT_CUSTOM_CORE,          "log classes with custom core methods")
  26 OPTION( PrintCustomRR,            OBJC_PRINT_CUSTOM_RR,            "log classes with custom retain/release methods")
  27 OPTION( PrintCustomAWZ,           OBJC_PRINT_CUSTOM_AWZ,           "log classes with custom allocWithZone methods")
  28 OPTION( PrintRawIsa,              OBJC_PRINT_RAW_ISA,              "log classes that require raw pointer isa fields")
  29
  30 OPTION( DebugUnload,              OBJC_DEBUG_UNLOAD,               "warn about poorly-behaving bundles when unloaded")
  31 OPTION( DebugFragileSuperclasses, OBJC_DEBUG_FRAGILE_SUPERCLASSES, "warn about subclasses that may have been broken by subsequent changes to superclasses")
  32 OPTION( DebugNilSync,             OBJC_DEBUG_NIL_SYNC,             "warn about @synchronized(nil), which does no synchronization")
  33 OPTION( DebugNonFragileIvars,     OBJC_DEBUG_NONFRAGILE_IVARS,     "capriciously rearrange non-fragile ivars")
  34 OPTION( DebugAltHandlers,         OBJC_DEBUG_ALT_HANDLERS,         "record more info about bad alt handler use")
  35 OPTION( DebugMissingPools,        OBJC_DEBUG_MISSING_POOLS,        "warn about autorelease with no pool in place, which may be a leak")
  36 OPTION( DebugPoolAllocation,      OBJC_DEBUG_POOL_ALLOCATION,      "halt when autorelease pools are popped out of order, and allow heap debuggers to track autorelease pools")
  37 OPTION( DebugDuplicateClasses,    OBJC_DEBUG_DUPLICATE_CLASSES,    "halt when multiple classes with the same name are present")
  38 OPTION( DebugDontCrash,           OBJC_DEBUG_DONT_CRASH,           "halt the process by exiting instead of crashing")
  39 OPTION( DebugPoolDepth,           OBJC_DEBUG_POOL_DEPTH,           "log fault when at least a set number of autorelease pages has been allocated")
  40
  41 OPTION( DisableVtables,           OBJC_DISABLE_VTABLES,            "disable vtable dispatch")
  42 OPTION( DisablePreopt,            OBJC_DISABLE_PREOPTIMIZATION,    "disable preoptimization courtesy of dyld shared cache")
  43 OPTION( DisableTaggedPointers,    OBJC_DISABLE_TAGGED_POINTERS,    "disable tagged pointer optimization of NSNumber et al.")
  44 OPTION( DisableTaggedPointerObfuscation, OBJC_DISABLE_TAG_OBFUSCATION,    "disable obfuscation of tagged pointers")
  45 OPTION( DisableNonpointerIsa,     OBJC_DISABLE_NONPOINTER_ISA,     "disable non-pointer isa fields")
  46 OPTION( DisableInitializeForkSafety, OBJC_DISABLE_INITIALIZE_FORK_SAFETY, "disable safety checks for +initialize after fork")
  47 OPTION( DisableFaults,            OBJC_DISABLE_FAULTS,             "disable os faults")
  48 OPTION( DisablePreoptCaches,      OBJC_DISABLE_PREOPTIMIZED_CACHES, "disable preoptimized caches")
  49 OPTION( DisableAutoreleaseCoalescing, OBJC_DISABLE_AUTORELEASE_COALESCING, "disable coalescing of autorelease pool pointers")
  50 OPTION( DisableAutoreleaseCoalescingLRU, OBJC_DISABLE_AUTORELEASE_COALESCING_LRU, "disable coalescing of autorelease pool pointers using look back N strategy")