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Temporary workaround for msan false positive.

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llvm-svn: 317203
This commit is contained in:
Sam McCall 2017-11-02 12:29:47 +00:00
parent 04b9203781
commit 8bdfdea4b4
1 changed files with 1 additions and 1 deletions
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lib/Support/Unix/Threading.inc
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@ -206,7 +206,7 @@ void llvm::get_thread_name(SmallVectorImpl<char> &Name) {
#if (defined(__GLIBC__) && defined(_GNU_SOURCE)) || defined(__ANDROID__)
#if HAVE_PTHREAD_GETNAME_NP
constexpr uint32_t len = get_max_thread_name_length_impl();
char Buffer[len];
char Buffer[len] = {'\0'}; // FIXME: working around MSan false positive.
if (0 == ::pthread_getname_np(::pthread_self(), Buffer, len))
Name.append(Buffer, Buffer + strlen(Buffer));
#endif