facebook/folly

View on GitHub

An open-source C++ library developed and used at Facebook.

Stars: 30.5k
Forks: 5.9k
Open beginner issues: 0
Indexed issues: 326

Dominant language: C++
License: Apache-2.0
Last GitHub push: Sep 15, 2026
Latest indexed: Sep 15, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Open All

326 open issues indexed

[build] Build error: link logging_example fail Open

facebook/folly#2091 · 1 comment · 3 reactions · 0 assignees · Indexed Sep 15, 2026
`small_vector.MoveAndCopyTrivial` fails with GCC 12.3.0 (no problem with GCC 9.x 10.x 11.x 13.x) Open

facebook/folly#2094 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
folly::ConcurrentHashMap crashes under high contention Open

facebook/folly#2097 · 1 comment · 2 reactions · 0 assignees · Indexed Sep 15, 2026
[macOS] `AsyncFdSocket.h: error: 'reinterpret_cast<char*>(15)' is not a constant expression` and other related build errors Open

facebook/folly#2099 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
error C2382: 'std::basic_string<char,std::char_traits<char>,std::allocator<char>>::_Eos': redefinition; different exception specifications Open

facebook/folly#2100 · 8 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
‘scm_timestamping’ does not name a type Open

facebook/folly#2102 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Folly fails to build on Windows 11 with build.bat and getdeps.py scripts. Open

facebook/folly#2108 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Integrate with google/oss-fuzz for continuous fuzz testing? Open

facebook/folly#2121 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[powerpc] Some build errors and test results: issues to be addressed – threading, endianness Open

facebook/folly#2128 · 25 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
v2024.02.19 branch FTBFS / glog was not included correctly Open

facebook/folly#2149 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
a test failure in ScopeGuardTest.cpp due to missing "const" specifier on VS2022 Open

facebook/folly#2158 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
'folly/portability/Config.h' file not found Open

facebook/folly#2160 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Installing with cmake Open

facebook/folly#2165 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Support glog 0.7.0 Open

facebook/folly#2171 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Maybe some problems with glog? Can't make folly Open

facebook/folly#2230 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
build failed by following "Build Notes" on Ubuntu 24.04 LTS Open

facebook/folly#2233 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
use ParkingLot to construct WaitableMutex will crash Open

facebook/folly#2238 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Good Library Open

facebook/folly#2239 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Building with Buck2 Open

facebook/folly#2247 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
TLS Renegotiation Open

facebook/folly#2261 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
build from source failed on win11 ```subprocess.CalledProcessError: Command '['git', 'apply', '--ignore-space-change', 'D:\\code\\folly\\build\\fbcode_builder\\patches\\boost_comparator_operator_fix.patch']' returned non-zero exit status 128.``` Open

facebook/folly#2264 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Build fails on macOS 10.15: `ThreadLocal.h: error: no matching constructor for initialization of 'std::function<LocalRefCount ()>'` Open

facebook/folly#2266 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
List index out of range: build error Open

facebook/folly#2277 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Potential Issue in SharedMutex Implementation Open

facebook/folly#2280 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
fbcode_builder should be synced to the mcrouter repo Open

facebook/folly#2281 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
event_set deprecated Open

facebook/folly#2287 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
F14FastMap release memory Open

facebook/folly#2290 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Some RCU tests call `rcu_synchronize()` but expect `rcu_barrier()` effects Open

facebook/folly#2292 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
RCT-Folly/folly/json.cpp normal arm64 c++ com.apple.compilers.llvm.clang.1_0.compiler (in target 'RCT-Folly' from project 'Pods') (1 failure) Open

facebook/folly#2294 · 4 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026
A problem with VC++ and vcpkg due to setting C++ standard as public compile option for Folly::folly target Open

facebook/folly#2295 · 1 comment · 8 reactions · 0 assignees · Indexed Sep 15, 2026
Build breaks on the arm64 platform: ld: error: duplicate symbol: __folly_memset Open

facebook/folly#2298 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CMake error: Evaluation file to be written multiple times with different content. Failed to build from source on win11 msvc2022 Open

facebook/folly#2303 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
F14 exception safety not documented Open

facebook/folly#2308 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Coroutine debugging tools Open

facebook/folly#2312 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Please help, test failed: The following tests FAILED: 664 - concurrency_concurrent_hash_map_test.*/ConcurrentHashMapTest/*.StressTestReclamation (Subprocess aborted) Open

facebook/folly#2315 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Build failure : it expects c++17 Open

facebook/folly#2317 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Build fails for C++23 and Libstdc++, missing `std::unexpected_handler` Open

facebook/folly#2322 · 0 comments · 6 reactions · 0 assignees · Indexed Sep 15, 2026
BasicTokenBucket thread-safe issue Open

facebook/folly#2328 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Build failure in folly/concurrency/SingletonRelaxedCounter.h Open

facebook/folly#2329 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Is building with tcmalloc supported? Open

facebook/folly#2332 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
'std::is_trivial<folly::detail::AccessSpreaderBase::GlobalState>::value || kCpplibVer': not trivial Open

facebook/folly#2336 · 5 comments · 3 reactions · 0 assignees · Indexed Sep 15, 2026
2024.11.11.00: Build fails: call to 'clearenv' is ambiguous Open

facebook/folly#2337 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Builds fail on musl systems Open

facebook/folly#2339 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Inclusion of `<concepts>` without a header availability check Open

facebook/folly#2340 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
class TestSSLServer's destructor hang forever. Open

facebook/folly#2344 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Test "buffered_atomic_test.BufferedAtomic.singleThreadUnguardedAccess" aborts with libc++ Open

facebook/folly#2345 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Can folly parse unsigned int numbers? Open

facebook/folly#2347 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
dry run of install-system-deps fails without sudo Open

facebook/folly#2353 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[regression in 2024.12.16.00] /folly/AtomicHashArray-inl.h is installed into the root Open

facebook/folly#2355 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Build error with -Werror=return-type Open

facebook/folly#2357 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026

facebook/folly

Get new issues in your inbox