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Yuta Saito
@swift-6.2.1 protocol P { associatedtype A var foo: A { get } } func f() { _ = \P.foo } (edited)
swift62 BOT 10/15/2025 3:26 AM
signal: aborted (core dumped) with stderr:Assertion failed: (!componentTy->hasTypeParameter()), function emitKeyPathComponentForDecl at SILGenExpr.cpp:4688. (to display assertion configuration options: -Xllvm -assert-help) Stack dump: 0. Program arguments: /usr/bin/swift-frontend -frontend -interpret - -Xllvm -aarch64-use-tbi -disable-objc-interop -no-color-diagnostics -Xcc -fno-color-diagnostics -empty-abi-descriptor -no-auto-bridging-header-chaining -module-name main -in-process-plugin-server-path /usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /usr/lib/swift/host/plugins -plugin-path /usr/local/lib/swift/host/plugins 1. Swift version 6.2 (swift-6.2-RELEASE) 2. Compiling with effective version 5.10 3. While evaluating request ASTLoweringRequest(Lowering AST to SIL for module main) 4. While silgen emitFunction SIL function "@$s4main1fyyF". for 'f()' (at <stdin>:5:1) #0 0x0000c08234f06820 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/usr/bin/swift-frontend+0x6b36820) #1 0x0000c08234f04820 llvm::sys::RunSignalHandlers() (/usr/bin/swift-frontend+0x6b34820) #2 0x0000c08234f06f34 SignalHandler(int, siginfo_t*, void*) Signals.cpp:0:0 #3 0x0000f6df5e23c8f8 (linux-vdso.so.1+0x8f8) #4 0x0000f6df5c2c7608 (/lib/aarch64-linux-gnu/libc.so.6+0x87608) #5 0x0000f6df5c27cb3c raise (/lib/aarch64-linux-gnu/libc.so.6+0x3cb3c) #6 0x0000f6df5c267e00 abort (/lib/aarch64-linux-gnu/libc.so.6+0x27e00) #7 0x0000c0823088248c ASSERT_help() (/usr/bin/swift-frontend+0x24b248c) #8 0x0000c0822f5b1814 swift::Lowering::SILGenModule::emitKeyPathComponentForDecl(swift::SILLocation, swift::GenericEnvironment*, swift::ResilienceExpansion, unsigned int&, bool&, swift::SubstitutionMap, swift::ValueDecl*, llvm::ArrayRef<swift::ProtocolConformanceRef>, swift::CanType, swift::DeclContext*, bool, bool) crtstuff.c:0:0 #9 0x0000c0822f5c7ad4 (anonymous namespace)::RValueEmitter::visitKeyPathExpr(swift::KeyPathExpr*, swift::Lowering::SGFContext) SILGenExpr.cpp:0:0 #10 0x00 (edited)
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