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From 8247295860b69fd379e282c3e6315df9f700e4d8 Mon Sep 17 00:00:00 2001
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From: serge-sans-paille <sguelton@redhat.com>
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Date: Thu, 25 Feb 2021 14:12:57 +0100
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Subject: [PATCH][compiler-rt] Workaround libstdc++ limitation wrt. thread copy
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---
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compiler-rt/lib/fuzzer/FuzzerDefs.h | 6 ++++++
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compiler-rt/lib/fuzzer/FuzzerDriver.cpp | 2 +-
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2 files changed, 7 insertions(+), 1 deletion(-)
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diff --git a/compiler-rt/lib/fuzzer/FuzzerDefs.h b/compiler-rt/lib/fuzzer/FuzzerDefs.h
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index 1a2752a..abfbb8d 100644
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--- a/compiler-rt/lib/fuzzer/FuzzerDefs.h
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+++ b/compiler-rt/lib/fuzzer/FuzzerDefs.h
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@@ -50,6 +50,12 @@ template<typename T>
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template<class Other>
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struct rebind { typedef fuzzer_allocator<Other> other; };
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+
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+ template< class U, class... Args >
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+ void construct( U* p, Args&&... args ) {
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+ std::allocator<T>::construct(p, std::forward<Args>(args)...);
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+ }
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+
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};
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template<typename T>
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diff --git a/compiler-rt/lib/fuzzer/FuzzerDriver.cpp b/compiler-rt/lib/fuzzer/FuzzerDriver.cpp
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index 447cafc..2fce139 100644
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--- a/compiler-rt/lib/fuzzer/FuzzerDriver.cpp
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+++ b/compiler-rt/lib/fuzzer/FuzzerDriver.cpp
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@@ -294,7 +294,7 @@ static int RunInMultipleProcesses(const Vector<std::string> &Args,
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std::thread Pulse(PulseThread);
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Pulse.detach();
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for (unsigned i = 0; i < NumWorkers; i++)
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- V.push_back(std::thread(WorkerThread, std::ref(Cmd), &Counter, NumJobs, &HasErrors));
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+ V.emplace_back(WorkerThread, std::ref(Cmd), &Counter, NumJobs, &HasErrors);
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for (auto &T : V)
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T.join();
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return HasErrors ? 1 : 0;
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--
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1.8.3.1
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