OSX YosemiteでValgrindを使用している場合、possibly lost: 2,064 bytes in 1 blocks
の警告が表示されます。これに修正がありますか?私は醸造を使用してvalgrindをインストールしました。OSXエルキャピタンでメモリリークバグが発生する可能性があります
は以下
~/cat hello.c
int main() {
return 123;
}
~/uname -a
Darwin mac.local 15.2.0 Darwin Kernel Version 15.2.0: Fri Nov 13 19:56:56 PST 2015; root:xnu-3248.20.55~2/RELEASE_X86_64 x86_64 i386 MacBookAir6,2 Darwin
~/clang --version
Apple LLVM version 7.0.2 (clang-700.1.81)
Target: x86_64-apple-darwin15.2.0
Thread model: posix
~/valgrind --version
valgrind-3.11.0
~/brew info valgrind
valgrind: stable 3.11.0 (bottled), HEAD
Dynamic analysis tools (memory, debug, profiling)
http://www.valgrind.org/
/usr/local/Cellar/valgrind/3.11.0 (328 files, 46.7M) *
Poured from bottle
From: https://github.com/Homebrew/homebrew/blob/master/Library/Formula/valgrind.rb
~/clang hello.c -o hello.o
~/valgrind --leak-check=full ./hello.o
==7972== Memcheck, a memory error detector
==7972== Copyright (C) 2002-2015, and GNU GPL'd, by Julian Seward et al.
==7972== Using Valgrind-3.11.0 and LibVEX; rerun with -h for copyright info
==7972== Command: ./hello.o
==7972==
==7972==
==7972== HEAP SUMMARY:
==7972== in use at exit: 22,411 bytes in 187 blocks
==7972== total heap usage: 271 allocs, 84 frees, 28,651 bytes allocated
==7972==
==7972== 2,064 bytes in 1 blocks are possibly lost in loss record 57 of 62
==7972== at 0x10000817C: malloc_zone_malloc (in /usr/local/Cellar/valgrind/3.11.0/lib/valgrind/vgpreload_memcheck-amd64-darwin.so)
==7972== by 0x1004F3EFD: _objc_copyClassNamesForImage (in /usr/lib/libobjc.A.dylib)
==7972== by 0x1004E7182: protocols() (in /usr/lib/libobjc.A.dylib)
==7972== by 0x1004E7093: readClass(objc_class*, bool, bool) (in /usr/lib/libobjc.A.dylib)
==7972== by 0x1004E4C13: gc_init (in /usr/lib/libobjc.A.dylib)
==7972== by 0x1004EC24E: objc_initializeClassPair_internal(objc_class*, char const*, objc_class*, objc_class*) (in /usr/lib/libobjc.A.dylib)
==7972== by 0x1004F9132: layout_string_create (in /usr/lib/libobjc.A.dylib)
==7972== by 0x1004E783C: realizeClass(objc_class*) (in /usr/lib/libobjc.A.dylib)
==7972== by 0x1004E7300: copySwiftV1MangledName(char const*, bool) (in /usr/lib/libobjc.A.dylib)
==7972== by 0x1004E72E9: copySwiftV1MangledName(char const*, bool) (in /usr/lib/libobjc.A.dylib)
==7972== by 0x1004E72E9: copySwiftV1MangledName(char const*, bool) (in /usr/lib/libobjc.A.dylib)
==7972== by 0x1004E72E9: copySwiftV1MangledName(char const*, bool) (in /usr/lib/libobjc.A.dylib)
==7972==
==7972== LEAK SUMMARY:
==7972== definitely lost: 0 bytes in 0 blocks
==7972== indirectly lost: 0 bytes in 0 blocks
==7972== possibly lost: 2,064 bytes in 1 blocks
==7972== still reachable: 0 bytes in 0 blocks
==7972== suppressed: 20,347 bytes in 186 blocks
==7972==
==7972== For counts of detected and suppressed errors, rerun with: -v
==7972== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 17 from 17)
から私の情報の多くを得た:) –
TBH、私はValgrindのかに触れていません私は何ヶ月もの間、私はwhについての情報に基づいた意見を持っていないで正しい。この状況ではSOプロトコルとは何ですか? – Idr
わかりません。私はあなたの問題を解決する方法をまだ考えているのか、あるいは将来何かを解決しようと計画している場合は、誰かの答えが役に立つか、あなた自身の答えを投稿するまで見つけることができます。問題をすべて放棄して戻ってくることを計画していないのであれば、あなたはそれを閉じるための答えを選ぶかもしれません。あなたが良い答えが出たら、いつでも答えを変えることができます –