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cfb4e78252
This reverts commit a3b7cb015fd5fd2aa98afda8ae22759576ce2888.
symbol-offset.test fails under MSAN:
[ 1] ; RUN: llvm-pdbutil yaml2pdb %p/Inputs/symbol-offset.yaml --pdb=%t.pdb [FAIL]
llvm-pdbutil yaml2pdb <REDACTED>/llvm/test/tools/llvm-pdbutil/Inputs/symbol-offset.yaml --pdb=<REDACTED>/tmp/symbol-offset.test/symbol-offset.test.tmp.pdb
==9283==WARNING: MemorySanitizer: use-of-uninitialized-value
#0 0x55f975e5eb91 in __libcpp_tls_set <REDACTED>/include/c++/v1/__threading_support:428:12
#1 0x55f975e5eb91 in set_pointer <REDACTED>/include/c++/v1/thread:196:5
#2 0x55f975e5eb91 in void* std::__msan::__thread_proxy<std::__msan::tuple<std::__msan::unique_ptr<std::__msan::__thread_struct, std::__msan::default_delete<std::__msan::__thread_struct> >, llvm::parallel::detail::(anonymous namespace)::ThreadPoolExecutor::ThreadPoolExecutor(llvm::ThreadPoolStrategy)::'lambda'()::operator()() const::'lambda'()> >(void*) <REDACTED>/include/c++/v1/thread:285:27
#3 0x7f74a1e55b54 in start_thread (<REDACTED>/libpthread.so.0+0xbb54) (BuildId: 64752de50ebd1a108f4b3f8d0d7e1a13)
#4 0x7f74a1dc9f7e in clone (<REDACTED>/libc.so.6+0x13cf7e) (BuildId: 7cfed7708e5ab7fcb286b373de21ee76)