Swift-frontend hangs in this case also, independent from the original case. Something to do with enums i think, but i can't locate the issue.
Sampling process 37400 for 3 seconds with 1 millisecond of run time between samples
Sampling completed, processing symbols...
Analysis of sampling swift-frontend (pid 37400) every 1 millisecond
Process: swift-frontend [37400]
Path: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend
Load Address: 0x10ee42000
Identifier: swift-frontend
Version: 5.6.0.323.62
Code Type: X86-64
Platform: macOS
Parent Process: swift-driver [37385]
Date/Time: 2022-04-13 13:53:52.468 +0200
Launch Time: 2022-04-13 13:48:00.080 +0200
OS Version: macOS 12.3.1 (21E258)
Report Version: 7
Analysis Tool: /usr/bin/sample
Physical footprint: 6.8G
Physical footprint (peak): 6.8G
----
Call graph:
2435 Thread_1588933 DispatchQueue_1: com.apple.main-thread (serial)
2435 start (in dyld) + 462 [0x1171b551e]
2435 swift::mainEntry(int, char const**) (in swift-frontend) + 1108 [0x10ee955d4]
2435 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) (in swift-frontend) + 21107 [0x10eed7953]
2435 performCompileStepsPostSILGen(swift::CompilerInstance&, std::__1::unique_ptr<swift::SILModule, std::__1::default_delete<swift::SILModule> >, llvm::PointerUnion<swift::ModuleDecl*, swift::SourceFile*>, swift::PrimarySpecificPaths const&, int&, swift::FrontendObserver*) (in swift-frontend) + 1956 [0x10eee4194]
2435 swift::performIRGeneration(swift::ModuleDecl*, swift::IRGenOptions const&, swift::TBDGenOptions const&, std::__1::unique_ptr<swift::SILModule, std::__1::default_delete<swift::SILModule> >, llvm::StringRef, swift::PrimarySpecificPaths const&, llvm::ArrayRef<std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > >, llvm::GlobalVariable**) (in swift-frontend) + 3012 [0x10f4199d4]
2435 swift::irgen::IRGenerator::emitLazyDefinitions() (in swift-frontend) + 1496 [0x10f2f5708]
2435 swift::irgen::IRGenModule::emitSILFunction(swift::SILFunction*) (in swift-frontend) + 10530 [0x10f44be32]
2435 swift::SILInstructionVisitor<(anonymous namespace)::IRGenSILFunction, void>::visit(swift::SILInstruction*) (in swift-frontend) + 89396 [0x10f466ed4]
2435 (anonymous namespace)::SinglePayloadEnumImplStrategy::copy(swift::irgen::IRGenFunction&, swift::irgen::Explosion&, swift::irgen::Explosion&, swift::irgen::Atomicity) const (in swift-frontend) + 3692 [0x10f3391cc]
2435 swift::irgen::RecordTypeInfo<(anonymous namespace)::LoadableStructTypeInfo, swift::irgen::LoadableTypeInfo, (anonymous namespace)::StructFieldInfo, true, true>::unpackFromEnumPayload(swift::irgen::IRGenFunction&, swift::irgen::EnumPayload const&, swift::irgen::Explosion&, unsigned int) const (in swift-frontend) + 134 [0x10f3e6c56]
2435 (anonymous namespace)::PayloadEnumImplStrategyBase::unpackFromEnumPayload(swift::irgen::IRGenFunction&, swift::irgen::EnumPayload const&, swift::irgen::Explosion&, unsigned int) const (in swift-frontend) + 53 [0x10f32c565]
2435 swift::irgen::EnumPayload::unpackFromEnumPayload(swift::irgen::IRGenFunction&, swift::irgen::EnumPayload const&, unsigned int, swift::irgen::EnumPayloadSchema) (in swift-frontend) + 292 [0x10f278674]
2156 swift::irgen::EnumPayload::extractValue(swift::irgen::IRGenFunction&, llvm::Type*, unsigned int) const (in swift-frontend) + 382 [0x10f27789e]
+ 1959 swift::irgen::EnumPayload::emitGatherSpareBits(swift::irgen::IRGenFunction&, swift::ClusteredBitVector const&, unsigned int, unsigned int) const (in swift-frontend) + 297,287,... [0x10f277c79,0x10f277c6f,...]
+ 91 swift::irgen::EnumPayload::emitGatherSpareBits(swift::irgen::IRGenFunction&, swift::ClusteredBitVector const&, unsigned int, unsigned int) const (in swift-frontend) + 995 [0x10f277f33]
+ ! 91 llvm::APInt::extractBits(unsigned int, unsigned int) const (in swift-frontend) + 64,61,... [0x1140c96d0,0x1140c96cd,...]
+ 84 swift::irgen::EnumPayload::emitGatherSpareBits(swift::irgen::IRGenFunction&, swift::ClusteredBitVector const&, unsigned int, unsigned int) const (in swift-frontend) + 936 [0x10f277ef8]
+ ! 84 llvm::DataLayout::getTypeSizeInBits(llvm::Type*) const (in swift-frontend) + 1,43,... [0x10f277911,0x10f27793b,...]
+ 8 swift::irgen::EnumPayload::emitGatherSpareBits(swift::irgen::IRGenFunction&, swift::ClusteredBitVector const&, unsigned int, unsigned int) const (in swift-frontend) + 191 [0x10f277c0f]
+ ! 8 _platform_memmove$VARIANT$Haswell (in libsystem_platform.dylib) + 41 [0x7ff8003fb189]
+ 7 swift::irgen::EnumPayload::emitGatherSpareBits(swift::irgen::IRGenFunction&, swift::ClusteredBitVector const&, unsigned int, unsigned int) const (in swift-frontend) + 792 [0x10f277e68]
+ ! 7 _platform_memmove$VARIANT$Haswell (in libsystem_platform.dylib) + 41 [0x7ff8003fb189]
+ 4 swift::irgen::EnumPayload::emitGatherSpareBits(swift::irgen::IRGenFunction&, swift::ClusteredBitVector const&, unsigned int, unsigned int) const (in swift-frontend) + 1961 [0x10f2782f9]
+ ! 4 free_large (in libsystem_malloc.dylib) + 131 [0x7ff80020ad71]
+ ! 4 madvise (in libsystem_kernel.dylib) + 10 [0x7ff8003adbba]
+ 2 swift::irgen::EnumPayload::emitGatherSpareBits(swift::irgen::IRGenFunction&, swift::ClusteredBitVector const&, unsigned int, unsigned int) const (in swift-frontend) + 1980 [0x10f27830c]
+ ! 1 free_large (in libsystem_malloc.dylib) + 131 [0x7ff80020ad71]
+ ! : 1 madvise (in libsystem_kernel.dylib) + 10 [0x7ff8003adbba]
+ ! 1 free_large (in libsystem_malloc.dylib) + 590 [0x7ff80020af3c]
+ 1 swift::irgen::EnumPayload::emitGatherSpareBits(swift::irgen::IRGenFunction&, swift::ClusteredBitVector const&, unsigned int, unsigned int) const (in swift-frontend) + 770 [0x10f277e52]
+ 1 operator new(unsigned long) (in libc++abi.dylib) + 26 [0x7ff8003a595a]
+ 1 _malloc_zone_malloc (in libsystem_malloc.dylib) + 0 [0x7ff80021ba3e]
132 swift::irgen::EnumPayload::extractValue(swift::irgen::IRGenFunction&, llvm::Type*, unsigned int) const (in swift-frontend) + 208 [0x10f2777f0]
+ 132 llvm::DataLayout::getAlignment(llvm::Type*, bool) const (in swift-frontend) + 799,14,... [0x113e841af,0x113e83e9e,...]
76 swift::irgen::EnumPayload::extractValue(swift::irgen::IRGenFunction&, llvm::Type*, unsigned int) const (in swift-frontend) + 163,151,... [0x10f2777c3,0x10f2777b7,...]
63 swift::irgen::EnumPayload::extractValue(swift::irgen::IRGenFunction&, llvm::Type*, unsigned int) const (in swift-frontend) + 178 [0x10f2777d2]
+ 63 llvm::DataLayout::getTypeSizeInBits(llvm::Type*) const (in swift-frontend) + 43,462,... [0x10f27793b,0x10f277ade,...]
8 swift::irgen::EnumPayload::extractValue(swift::irgen::IRGenFunction&, llvm::Type*, unsigned int) const (in swift-frontend) + 293 [0x10f277845]
8 createElementMask(llvm::DataLayout const&, llvm::Type*, unsigned int, unsigned int) (in swift-frontend) + 647 [0x10f276de7]
7 _platform_bzero$VARIANT$Haswell (in libsystem_platform.dylib) + 41 [0x7ff8003fb629]
1 DYLD-STUB$$__bzero (in libsystem_platform.dylib) + 0 [0x7ff80040208e]
Total number in stack (recursive counted multiple, when >=5):
Sort by top of stack, same collapsed (when >= 5):
swift::irgen::EnumPayload::emitGatherSpareBits(swift::irgen::IRGenFunction&, swift::ClusteredBitVector const&, unsigned int, unsigned int) const (in swift-frontend) 1959
llvm::DataLayout::getTypeSizeInBits(llvm::Type*) const (in swift-frontend) 147
llvm::DataLayout::getAlignment(llvm::Type*, bool) const (in swift-frontend) 132
llvm::APInt::extractBits(unsigned int, unsigned int) const (in swift-frontend) 91
swift::irgen::EnumPayload::extractValue(swift::irgen::IRGenFunction&, llvm::Type*, unsigned int) const (in swift-frontend) 76
_platform_memmove$VARIANT$Haswell (in libsystem_platform.dylib) 15
_platform_bzero$VARIANT$Haswell (in libsystem_platform.dylib) 7
madvise (in libsystem_kernel.dylib) 5
Binary Images:
0x10ee42000 - 0x1150b9fff +swift-frontend (5.6.0.323.62) <E415CDA2-BB93-34A2-BF40-6FBF51BB5D67> /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend
0x1171b0000 - 0x117218d17 dyld (955) <DD9E80DE-FB3B-349B-96A4-46874AD34D11> /usr/lib/dyld
0x7ff800115000 - 0x7ff800116ff2 libsystem_blocks.dylib (79.1) <CCC417A8-9265-3B0C-AF95-98B57ABE5E43> /usr/lib/system/libsystem_blocks.dylib
0x7ff800117000 - 0x7ff800152fff libxpc.dylib (2236.100.61) <FBB81F7D-564A-3971-A28E-6AA174470B4C> /usr/lib/system/libxpc.dylib
0x7ff800153000 - 0x7ff80016bffe libsystem_trace.dylib (1375.100.9) <5437B3FC-51DA-3F66-8C5C-31F7D5704C73> /usr/lib/system/libsystem_trace.dylib
0x7ff80016c000 - 0x7ff8001fdfdf libcorecrypto.dylib (1218.100.47) <E8AE6CBE-D5F8-32B8-A9D3-A2D8BF77F4D0> /usr/lib/system/libcorecrypto.dylib
0x7ff8001fe000 - 0x7ff800229fff libsystem_malloc.dylib (374.100.5) <CD1AD5BA-470D-33FF-A864-5FC3A18AB7C3> /usr/lib/system/libsystem_malloc.dylib
0x7ff80022a000 - 0x7ff800270ffb libdispatch.dylib (1325.100.36) <31D69D55-9895-326C-AD61-621C5CA87314> /usr/lib/system/libdispatch.dylib
0x7ff800271000 - 0x7ff8002aefd2 libobjc.A.dylib (841.13) <6D51B7B2-136E-336D-95CA-442AF1009EC2> /usr/lib/libobjc.A.dylib
0x7ff8002af000 - 0x7ff8002b1ff7 libsystem_featureflags.dylib (56) <1D848276-387D-39BE-BDCC-6491A766B421> /usr/lib/system/libsystem_featureflags.dylib
0x7ff8002b2000 - 0x7ff80033aff7 libsystem_c.dylib (1507.100.9) <8E54ECA2-9BD8-3482-9589-B9574434D1AA> /usr/lib/system/libsystem_c.dylib
0x7ff80033b000 - 0x7ff800393ff3 libc++.1.dylib (1300.23) <94AF60F2-7351-357D-8D33-D1B719C36A95> /usr/lib/libc++.1.dylib
0x7ff800394000 - 0x7ff8003a9fff libc++abi.dylib (1300.23) <8507B51E-2CFE-3790-A25C-C47C7C8B0DE8> /usr/lib/libc++abi.dylib
0x7ff8003aa000 - 0x7ff8003e1fff libsystem_kernel.dylib (8020.101.4) <26A59789-B846-3ED4-96DC-8DBEF3C0C8E7> /usr/lib/system/libsystem_kernel.dylib
0x7ff8003e2000 - 0x7ff8003edff7 libsystem_pthread.dylib (486.100.11) <2F6C275D-7E14-3D31-A924-E1BB41D2415F> /usr/lib/system/libsystem_pthread.dylib
0x7ff8003ee000 - 0x7ff8003f9fff libdyld.dylib (955) <6627654A-F427-3E04-98AC-492A1CA26FCC> /usr/lib/system/libdyld.dylib
0x7ff8003fa000 - 0x7ff800403fef libsystem_platform.dylib (273.100.5) <A9552F53-A0CD-3E43-9930-80E582ED51FF> /usr/lib/system/libsystem_platform.dylib
0x7ff800404000 - 0x7ff80042eff7 libsystem_info.dylib (554) <46CC22E7-C847-3A30-8B81-2E6CEF535451> /usr/lib/system/libsystem_info.dylib
0x7ff802a11000 - 0x7ff802a1afff libsystem_darwin.dylib (1507.100.9) <A1C57F3C-0B85-367D-AFD8-CE4B01B638C6> /usr/lib/system/libsystem_darwin.dylib
0x7ff802e37000 - 0x7ff802e45fff libsystem_notify.dylib (301) <90E8AC4C-D13B-3E0C-82CA-4179D34F4EC6> /usr/lib/system/libsystem_notify.dylib
0x7ff805303000 - 0x7ff805319ff3 libsystem_networkextension.dylib (1471.100.24) <9394E64A-D1D5-362C-98DB-760C7C15B9BE> /usr/lib/system/libsystem_networkextension.dylib
0x7ff805368000 - 0x7ff80537eff7 libsystem_asl.dylib (392.100.2) <DAA735E5-A64F-3443-8B24-8C5A77A25EFD> /usr/lib/system/libsystem_asl.dylib
0x7ff806bb0000 - 0x7ff806bb7fff libsystem_symptoms.dylib (1617.101.2) <8C17C62F-C82C-3A4C-A832-70EBEED5B0CA> /usr/lib/system/libsystem_symptoms.dylib
0x7ff808d2e000 - 0x7ff808d4affb libsystem_containermanager.dylib (383.100.23) <03AC1106-F611-3CCA-98AE-8C5FA6ED5C94> /usr/lib/system/libsystem_containermanager.dylib
0x7ff809a82000 - 0x7ff809a85ffb libsystem_configuration.dylib (1163.100.19.0.2) <254B479C-BCCB-3A80-A6D8-246FE621D182> /usr/lib/system/libsystem_configuration.dylib
0x7ff809a86000 - 0x7ff809a8bff3 libsystem_sandbox.dylib (1657.101.2) <F7BD34BF-4F11-3C48-BD8B-BFC81C09CF2A> /usr/lib/system/libsystem_sandbox.dylib
0x7ff80a7d5000 - 0x7ff80a7d7ff7 libquarantine.dylib (133.100.3) <BFB0329D-28B0-3FF8-AF71-FB8798721547> /usr/lib/system/libquarantine.dylib
0x7ff80ae8f000 - 0x7ff80ae93fff libsystem_coreservices.dylib (133) <5E34B58A-2BEE-3AA4-AB65-C32D4619AC2B> /usr/lib/system/libsystem_coreservices.dylib
0x7ff80b0e1000 - 0x7ff80b0f3ff7 libz.1.dylib (77) <02C3B145-D211-31D3-96FF-391CBCDB2051> /usr/lib/libz.1.dylib
0x7ff80b0f4000 - 0x7ff80b154fd7 libsystem_m.dylib (3204.80.2) <5063016F-C5E4-3455-A057-CB3C3EEED7E8> /usr/lib/system/libsystem_m.dylib
0x7ff80b156000 - 0x7ff80b15bfff libmacho.dylib (994) <4D6563C4-0109-33EF-9641-5762CA377023> /usr/lib/system/libmacho.dylib
0x7ff80b178000 - 0x7ff80b183ff7 libcommonCrypto.dylib (60191.100.1) <C36DA5CF-B8E6-36C1-98EF-FF138B438EE0> /usr/lib/system/libcommonCrypto.dylib
0x7ff80b184000 - 0x7ff80b18efff libunwind.dylib (202.2) <BAF19DAC-B9ED-3544-97E9-E277BA113717> /usr/lib/system/libunwind.dylib
0x7ff80b18f000 - 0x7ff80b196fff liboah.dylib (254.16) <34810091-ADED-3360-8708-CCA31A734134> /usr/lib/liboah.dylib
0x7ff80b197000 - 0x7ff80b1a0fff libcopyfile.dylib (180.100.3) <C5E0151C-F9E9-3851-841D-F6C2528ADB07> /usr/lib/system/libcopyfile.dylib
0x7ff80b1a1000 - 0x7ff80b1a8fff libcompiler_rt.dylib (103.1) <AD346AFB-8737-3E88-B4C5-25D77181AE44> /usr/lib/system/libcompiler_rt.dylib
0x7ff80b1a9000 - 0x7ff80b1adff7 libsystem_collections.dylib (1507.100.9) <BDBBFF38-0DB7-3B60-BB26-1E7E36715C85> /usr/lib/system/libsystem_collections.dylib
0x7ff80b1ae000 - 0x7ff80b1b0ff7 libsystem_secinit.dylib (107.100.5) <6B34D783-AAA5-3401-8CAD-B0BC5F639834> /usr/lib/system/libsystem_secinit.dylib
0x7ff80b1b1000 - 0x7ff80b1b2fff libremovefile.dylib (60) <06A5E617-FB01-3F34-9A4C-CA3894CE0438> /usr/lib/system/libremovefile.dylib
0x7ff80b1b3000 - 0x7ff80b1b3ffb libkeymgr.dylib (31) <CCF77FC2-C655-30F7-AE37-9470E1C91C88> /usr/lib/system/libkeymgr.dylib
0x7ff80b1b4000 - 0x7ff80b1bbfff libsystem_dnssd.dylib (1557.101.2) <5E0FC1CB-9A90-3163-8BBF-19076AC6D14C> /usr/lib/system/libsystem_dnssd.dylib
0x7ff80b1bc000 - 0x7ff80b1c0fff libcache.dylib (85) <347DF236-2F9C-3EC3-B164-55417B437B97> /usr/lib/system/libcache.dylib
0x7ff80b1c1000 - 0x7ff80b1c2fff libSystem.B.dylib (1311.100.3) <5E73061C-E99B-3651-BD84-E34B6365E97D> /usr/lib/libSystem.B.dylib
0x7ff80d877000 - 0x7ff80dcf0ff4 libswiftCore.dylib (5.6 - 5.6.0.323.33) <9614EB59-4B4B-3718-B037-A99AF2B081D2> /usr/lib/swift/libswiftCore.dylib
0x7ff81141f000 - 0x7ff81141ffff libsystem_product_info_filter.dylib (10) <CC59553D-E561-3196-9A5C-4DBA8C385275> /usr/lib/system/libsystem_product_info_filter.dylib
0x7ff9045b7000 - 0x7ff9045c0ff7 libswiftDarwin.dylib (??? - 5.6.0.323.33) <D5078F3E-EB90-3B05-A9B6-E364F146F96E> /usr/lib/swift/libswiftDarwin.dylib
0x7ff909f65000 - 0x7ff909f94ff7 libncurses.5.4.dylib (57) <833A181E-4354-3EBB-9B2C-597E0FD9407C> /usr/lib/libncurses.5.4.dylib
Sample analysis of process 37400 written to file /dev/stdout