I created a new Xcode Cocoa project, built and ran it under Valgrind, and the
following leaks are reported. Is this expected? Could this be a bug?
MacOS> valgrind --num-callers=200 ./valgrindtest2
==22925== Memcheck, a memory error detector
==22925== Copyright (C) 2002-2011, and GNU GPL'd, by Julian Seward et al.
==22925== Using Valgrind-3.8.0.SVN and LibVEX; rerun with -h for copyright info
==22925== Command: ./valgrindtest2
==22925==
--22925:0:schedule VG_(sema_down): read returned -4
==22925==
==22925== HEAP SUMMARY:
==22925== in use at exit: 2,377,584 bytes in 11,686 blocks
==22925== total heap usage: 49,569 allocs, 37,883 frees, 11,880,661 bytes
allocated
==22925==
==22925== 18 bytes in 1 blocks are definitely lost in loss record 1,058 of 6,815
==22925== at 0xC8E6: malloc_zone_malloc (vg_replace_malloc.c:273)
==22925== by 0x3AC68C6: malloc_set_zone_name (in
/usr/lib/system/libsystem_c.dylib)
==22925== by 0x3AC6DF2: _malloc_initialize (in
/usr/lib/system/libsystem_c.dylib)
==22925== by 0x3AC6F2B: malloc_good_size (in
/usr/lib/system/libsystem_c.dylib)
==22925== by 0x15CE06: __CFStringChangeSizeMultiple (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x1610E7: CFStringAppend (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x17359D: _convertToURLRepresentation (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x26AE56: _CFURLInit (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x16BF81: CFURLCreateWithFileSystemPathRelativeToBase (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x181388: _CFBundleGetMainBundleAlreadyLocked (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x1812C5: CFBundleGetMainBundle (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x1A42BDC: +[NSBundle mainBundle] (in
/System/Library/Frameworks/Foundation.framework/Versions/C/Foundation)
==22925== by 0x6F6F13: NSApplicationMain (in
/System/Library/Frameworks/AppKit.framework/Versions/C/AppKit)
==22925== by 0x100001511: main (main.m:13)
==22925==
==22925== 22 bytes in 1 blocks are definitely lost in loss record 1,065 of 6,815
==22925== at 0xC8E6: malloc_zone_malloc (vg_replace_malloc.c:273)
==22925== by 0x3AC68C6: malloc_set_zone_name (in
/usr/lib/system/libsystem_c.dylib)
==22925== by 0x39C33EF: dispatch_once_f (in
/usr/lib/system/libdispatch.dylib)
==22925== by 0x39C04D1: _dispatch_continuation_alloc_from_heap (in
/usr/lib/system/libdispatch.dylib)
==22925== by 0x39C1A6D: _dispatch_barrier_async_f_slow (in
/usr/lib/system/libdispatch.dylib)
==22925== by 0x3C0C415: _xpc_connection_create (in
/usr/lib/system/libxpc.dylib)
==22925== by 0x3C0CD99: xpc_connection_create (in
/usr/lib/system/libxpc.dylib)
==22925== by 0x1A29E7: -[NSXPCConnection initWithServiceName:privileged:]
(in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x1A257F: __CFXNotificationCenterSetupConnection (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x1A24C0: __CFXNotificationCenterCreate (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x1A2399:
__CFNotificationCenterGetDistributedCenter_block_invoke_1 (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x39C33EF: dispatch_once_f (in
/usr/lib/system/libdispatch.dylib)
==22925== by 0x1917A9: CFNotificationCenterGetDistributedCenter (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x1D0867: ____CFXPreferencesGetSourceForTriplet_block_invoke_1
(in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x39C33EF: dispatch_once_f (in
/usr/lib/system/libdispatch.dylib)
==22925== by 0x19D3E9: __CFXPreferencesGetSourceForTriplet (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x1A9816: __CFXPreferencesGetSearchListForBundleID (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x1A96F7: ___CFXPreferencesCopyAppValue_block_invoke_1 (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x1A9699: CFPreferencesCopyAppValue (in
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation)
==22925== by 0x1A20FFE: -[NSUserDefaults(NSUserDefaults) initWithUser:] (in
/System/Library/Frameworks/Foundation.framework/Versions/C/Foundation)
==22925== by 0x1A20B2C: +[NSUserDefaults(NSUserDefaults)
standardUserDefaults] (in
/System/Library/Frameworks/Foundation.framework/Versions/C/Foundation)
==22925== by 0x6A7D46: +[NSApplication initialize] (in
/System/Library/Frameworks/AppKit.framework/Versions/C/AppKit)
==22925== by 0x65661: _class_initialize (in /usr/lib/libobjc.A.dylib)
==22925== by 0x65516: prepareForMethodLookup (in /usr/lib/libobjc.A.dylib)
==22925== by 0x652BA: lookUpMethod (in /usr/lib/libobjc.A.dylib)
==22925== by 0x62F3B: objc_msgSend (in /usr/lib/libobjc.A.dylib)
==22925== by 0x6F6F9C: NSApplicationMain (in
/System/Library/Frameworks/AppKit.framework/Versions/C/AppKit)
==22925== by 0x100001511: main (main.m:13)
==22925==
==22925== LEAK SUMMARY:
==22925== definitely lost: 40 bytes in 2 blocks
==22925== indirectly lost: 0 bytes in 0 blocks
==22925== possibly lost: 2,836 bytes in 17 blocks
==22925== still reachable: 2,374,708 bytes in 11,667 blocks
==22925== suppressed: 0 bytes in 0 blocks
==22925== Reachable blocks (those to which a pointer was found) are not shown.
==22925== To see them, rerun with: --leak-check=full --show-reachable=yes
==22925==
==22925== For counts of detected and suppressed errors, rerun with: -v
==22925== ERROR SUMMARY: 19 errors from 19 contexts (suppressed: 2440149 from
29)
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