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--- libmalloc/libmalloc-792.60.6/xcodeconfig/libmalloc.xcconfig
+++ libmalloc/libmalloc-283.100.5/xcodeconfig/libmalloc.xcconfig
@@ -1,14 +1,16 @@
#include "<DEVELOPER_DIR>/Makefiles/CoreOS/Xcode/BSD.xcconfig"
-
-#include "libmalloc_common.xcconfig"
-
SDKROOT = macosx.internal
-SUPPORTED_PLATFORMS = macosx iphoneos iphonesimulator appletvos appletvsimulator watchos watchsimulator driverkit
+SUPPORTED_PLATFORMS = macosx iphoneos iphonesimulator appletvos appletvsimulator watchos watchsimulator
BUILD_VARIANTS = normal debug
-SDK_INSTALL_ROOT[sdk=driverkit*] = $(DRIVERKITROOT)
-SDK_INSTALL_HEADERS_ROOT[sdk=driverkit*] = $(SDK_INSTALL_ROOT)/$(SDK_RUNTIME_HEADERS_PREFIX)
+SDK_INSTALL_VARIANT = $(SDK_INSTALL_VARIANT_$(DRIVERKIT))
+SDK_INSTALL_VARIANT_1 = driverkit
+SDK_INSTALL_VARIANT_ = default
+SDK_INSTALL_ROOT = $(SDK_INSTALL_ROOT_$(SDK_INSTALL_VARIANT))
+SDK_INSTALL_ROOT_driverkit = $(DRIVERKITROOT)
+SDK_INSTALL_HEADERS_ROOT = $(SDK_INSTALL_HEADERS_ROOT_$(SDK_INSTALL_VARIANT))
+SDK_INSTALL_HEADERS_ROOT_driverkit = $(SDK_INSTALL_ROOT)/$(SDK_RUNTIME_HEADERS_PREFIX)
SDK_RUNTIME_HEADERS_PREFIX = Runtime
PRODUCT_NAME = libsystem_malloc
@@ -17,62 +19,91 @@
PRIVATE_HEADERS_FOLDER_PATH = $(SDK_INSTALL_HEADERS_ROOT)/usr/local/include
USE_HEADERMAP = NO
-SYSTEM_FRAMEWORK_HEADERS = $(inherited) $(SDKROOT)/$(SDK_INSTALL_HEADERS_ROOT)/System/Library/Frameworks/System.framework/PrivateHeaders
-HEADER_SEARCH_PATHS = $(inherited) $(DERIVED_FILES_DIR)/dtrace $(SRCROOT)/include $(SRCROOT)/private $(SRCROOT)/resolver $(inherited)
-SYSTEM_HEADER_SEARCH_PATHS = $(inherited) $(SYSTEM_FRAMEWORK_HEADERS)
-SYSTEM_HEADER_SEARCH_PATHS[sdk=driverkit*] = $(inherited) $(SYSTEM_FRAMEWORK_HEADERS) $(SDKROOT)/$(SDK_INSTALL_HEADERS_ROOT)/usr/local/include $(SDKROOT)/$(SDK_INSTALL_HEADERS_ROOT)/usr/include
-SYSTEM_FRAMEWORK_SEARCH_PATHS[sdk=driverkit*] = $(inherited) $(SDKROOT)/$(SDK_INSTALL_HEADERS_ROOT)/System/Library/Frameworks
+SYSTEM_FRAMEWORK_HEADERS = $(SDKROOT)/$(SDK_INSTALL_HEADERS_ROOT)/System/Library/Frameworks/System.framework/PrivateHeaders
+HEADER_SEARCH_PATHS = $(DERIVED_FILES_DIR)/dtrace $(SRCROOT)/include $(SRCROOT)/private $(SRCROOT)/resolver $(inherited)
+SYSTEM_HEADER_SEARCH_PATHS = $(SYSTEM_FRAMEWORK_HEADERS) $(SDKROOT)/$(SDK_INSTALL_HEADERS_ROOT)/usr/local/include $(SDKROOT)/$(SDK_INSTALL_HEADERS_ROOT)/usr/include
+SYSTEM_FRAMEWORK_SEARCH_PATHS = $(SDKROOT)/$(SDK_INSTALL_HEADERS_ROOT)/System/Library/Frameworks
-GCC_PREPROCESSOR_DEFINITIONS = $(inherited) _FORTIFY_SOURCE=0 $(OSATOMIC_PREPROCESSOR_DEFINITIONS) $(PLATFORM_PREPROCESSOR_DEFINITIONS) $(DRIVERKIT_PREPROCESSOR_DEFINITIONS)
+GCC_PREPROCESSOR_DEFINITIONS = _FORTIFY_SOURCE=0 NDEBUG $(OSATOMIC_PREPROCESSOR_DEFINITIONS) $(PLATFORM_PREPROCESSOR_DEFINITIONS)
OSATOMIC_PREPROCESSOR_DEFINITIONS = OSATOMIC_USE_INLINED=1 OS_UNFAIR_LOCK_INLINE=1
OSATOMIC_PREPROCESSOR_DEFINITIONS_NOINLINE = OSATOMIC_DEPRECATED=0 OSATOMIC_USE_INLINED=0 OS_UNFAIR_LOCK_INLINE=0
-DRIVERKIT_PREPROCESSOR_DEFINITIONS[sdk=driverkit.macosx*] = MALLOC_TARGET_DK_OSX=1
-DRIVERKIT_PREPROCESSOR_DEFINITIONS[sdk=driverkit.watchos*] = MALLOC_TARGET_DK_WATCH=1
-DRIVERKIT_PREPROCESSOR_DEFINITIONS[sdk=driverkit.iphoneos*] = MALLOC_TARGET_DK_IOS=1
-DRIVERKIT_PREPROCESSOR_DEFINITIONS[sdk=driverkit.xros*] = MALLOC_TARGET_DK_IOS=0 MALLOC_TARGET_DK_VISIONOS=1
GCC_NO_COMMON_BLOCKS = YES
ENABLE_STRICT_OBJC_MSGSEND = YES
// TODO: Add -fno-stack-protector when uplink to Libc is removed
-OTHER_CFLAGS = $(inherited) $(PLATFORM_CFLAGS)
-OTHER_CFLAGS_normal = $(inherited) -momit-leaf-frame-pointer
+OTHER_CFLAGS = $(PLATFORM_CFLAGS)
+OTHER_CFLAGS_normal = -momit-leaf-frame-pointer
+OTHER_CFLAGS_debug = -fstack-protector -fno-inline -O0 -DDEBUG=1 -UNDEBUG
+
+GCC_TREAT_IMPLICIT_FUNCTION_DECLARATIONS_AS_ERRORS = YES
+//GCC_WARN_ABOUT_MISSING_PROTOTYPES = YES
+GCC_WARN_UNUSED_FUNCTION = YES
+GCC_WARN_UNUSED_LABEL = YES
+//GCC_WARN_UNUSED_PARAMETER = YES
+GCC_WARN_UNUSED_VALUE = YES
+GCC_WARN_UNUSED_VARIABLE = YES
+GCC_WARN_64_TO_32_BIT_CONVERSION = YES
+GCC_WARN_ABOUT_RETURN_TYPE = YES
+GCC_WARN_UNDECLARED_SELECTOR = YES
+GCC_WARN_UNINITIALIZED_AUTOS = YES
+CLANG_WARN_BOOL_CONVERSION = YES
+CLANG_WARN_CONSTANT_CONVERSION = YES
+CLANG_WARN_EMPTY_BODY = YES
+CLANG_WARN_ENUM_CONVERSION = YES
+CLANG_WARN_INFINITE_RECURSION = YES
+CLANG_WARN_INT_CONVERSION = YES
+CLANG_WARN_SUSPICIOUS_MOVE = YES
+CLANG_WARN_UNREACHABLE_CODE = YES
+CLANG_WARN__DUPLICATE_METHOD_MATCH = YES
+
+// clang doesn't understand the simple_printf %y specifier
+WARNING_CFLAGS = -Wno-format-invalid-specifier -Wno-format-extra-args
LLVM_LTO = LLVM_LTO_$(CURRENT_VARIANT)
LLVM_LTO_normal = YES
+LLVM_LTO_debug = NO
DEAD_CODE_STRIPPING = NO
IS_ZIPPERED = YES
SIM_SUFFIX[sdk=*simulator*] = _sim
LINK_WITH_STANDARD_LIBRARIES = NO
-OTHER_LDFLAGS = $(inherited) -all_load -L$(SDK_INSTALL_ROOT)/usr/lib/system -umbrella System $(CR_LDFLAGS) $(LIBCOMPILER_RT_LDFLAGS) $(LIBDYLD_LDFLAGS) $(LIBSYSCALL_LDFLAGS) $(LIBPLATFORM_LDFLAGS) $(PLATFORM_LDFLAGS) $(LIBPTHREAD_LDFLAGS) $(LIBFEATUREFLAGS_LDFLAGS) $(UPLINK_LDFLAGS) $(INTERPOSE_LDFLAGS) $(DIRTY_LDFLAGS)
+OTHER_LDFLAGS = -all_load -L$(SDK_INSTALL_ROOT)/usr/lib/system -umbrella System $(CR_LDFLAGS) $(LIBCOMPILER_RT_LDFLAGS) $(LIBDYLD_LDFLAGS) $(LIBSYSCALL_LDFLAGS) $(LIBPLATFORM_LDFLAGS) $(PLATFORM_LDFLAGS) $(UPLINK_LDFLAGS) $(INTERPOSE_LDFLAGS) $(DIRTY_LDFLAGS)
LIBCOMPILER_RT_LDFLAGS = -lcompiler_rt
LIBPLATFORM_LDFLAGS = -lsystem$(SIM_SUFFIX)_platform
LIBSYSCALL_LDFLAGS = -lsystem$(SIM_SUFFIX)_kernel
-LIBPTHREAD_LDFLAGS = -lsystem$(SIM_SUFFIX)_pthread
LIBDYLD_LDFLAGS = -ldyld
-LIBFEATUREFLAGS_LDFLAGS = -Wl,-upward-lsystem_featureflags
-LIBFEATUREFLAGS_LDFLAGS[sdk=macosx*][arch=i386] =
-LIBFEATUREFLAGS_LDFLAGS[sdk=driverkit*] =
-LIBFEATUREFLAGS_EXCLUDES =
-LIBFEATUREFLAGS_EXCLUDES[sdk=driverkit*] = libmalloc.plist
-
-EXCLUDED_SOURCE_FILE_NAMES = $(LIBFEATUREFLAGS_EXCLUDES)
-
// TODO: Eliminate the crosslink between libmalloc and Libc (13046853)
-// The blocks runtime is safe for use only in the context of introspection
-// logic, which isn't really in the same layer as the rest of libmalloc
-UPLINK_LDFLAGS = -Wl,-upward-lsystem_c -Wl,-upward-lsystem_blocks -Wl,-upward-lcorecrypto
+UPLINK_LDFLAGS = -Wl,-upward-lsystem_c
INTERPOSE_LDFLAGS = -Wl,-interposable_list,$(SRCROOT)/xcodeconfig/interposable.list
+ORDER_FILE = $(SDKROOT)/$(APPLE_INTERNAL_DIR)/OrderFiles/$(PRODUCT_NAME).order
+ORDER_FILE[sdk=*simulator*] =
+ORDER_FILE[sdk=driverkit*] =
+
DYLIB_CURRENT_VERSION = $(CURRENT_PROJECT_VERSION)
+// #ifndef __OPEN_SOURCE__
+CR_LDFLAGS = -lCrashReporterClient
+// on architectures with OSAtomic & os_unfair_lock dyld resolvers we cannot
+// inline and need to callout to libplatform symbols rdar://problem/30155088
+OSATOMIC_PREPROCESSOR_DEFINITIONS[arch=armv7] = $(OSATOMIC_PREPROCESSOR_DEFINITIONS_NOINLINE)
+OSATOMIC_PREPROCESSOR_DEFINITIONS[arch=armv7k] = $(OSATOMIC_PREPROCESSOR_DEFINITIONS_NOINLINE)
+OSATOMIC_PREPROCESSOR_DEFINITIONS[arch=arm64] = $(OSATOMIC_PREPROCESSOR_DEFINITIONS_NOINLINE)
+ARMV81_CFLAGS = -mcpu=monsoon
+
+MALLOC_RESOLVER_SOURCE_FILE_NAMES = resolver.c
+
+COPY_HEADERS_RUN_UNIFDEF = YES
+COPY_HEADERS_UNIFDEF_FLAGS = $(COPY_HEADERS_UNIFDEF_FLAGS_$(RC_HIDE_HARDWARE_FALL_2018_IOS))
+COPY_HEADERS_UNIFDEF_FLAGS_ = -URC_HIDE_HARDWARE_FALL_2018_IOS
+COPY_HEADERS_UNIFDEF_FLAGS_1 = -DRC_HIDE_HARDWARE_FALL_2018_IOS
+
+// #endif __OPEN_SOURCE__
SUPPORTS_TEXT_BASED_API = YES
TAPI_VERIFY_MODE = Pedantic
-OTHER_TAPI_FLAGS = $(inherited) -umbrella System -extra-private-header $(SRCROOT)/private/make_tapi_happy.h -extra-private-header $(SRCROOT)/src/frozen_malloc.h -extra-private-header $(SRCROOT)/private/stack_logging.h -extra-private-header $(SRCROOT)/private/malloc_implementation.h
-
-
+OTHER_TAPI_FLAGS = -umbrella System -extra-private-header $(SRCROOT)/private/make_tapi_happy.h -extra-private-header $(SRCROOT)/src/frozen_malloc.h -extra-private-header $(SRCROOT)/private/stack_logging.h -extra-private-header $(SRCROOT)/private/malloc_implementation.h