[SR-11081] Assertion `!t || !t->is<InOutType>() && "set flags instead"' failed.

[swift-ci]

Previous ID	SR-11081
Radar	rdar://problem/52782814
Original Reporter	wimlewis (JIRA User)
Type	Bug
Status	Resolved
Resolution	Cannot Reproduce

Attachment: Download

Environment

Linux Ubuntu 18.04 x86_64

swift-5.1-DEVELOPMENT-SNAPSHOT-2019-05-29-a-ubuntu18.04

Additional Detail from JIRA

Votes	0
Component/s	Compiler
Labels	Bug, CompilerCrash
Assignee	wimlewis (JIRA)
Priority	Medium

md5: 4b1633f72116f01430c9672f476f2521

Issue Description:

The following project crashes swift build with the following error:

swift: /home/buildnode/jenkins/workspace/oss-swift-5.1-package-linux-ubuntu-18_04/swift/include/swift/AST/Types.h:2693: swift::AnyFunctionType::Param::Param(swift::Type, swift::Identifier, swift::ParameterTypeFlags): Assertion !t || !t->is() && "set flags instead"' failed. Stack dump: 0. Program arguments: /home/wiml/swift-lang/swift-5.1-DEVELOPMENT-SNAPSHOT-2019-05-29-a-ubuntu18.04/usr/bin/swift -frontend -c -primary-file /home/wiml/src/swiftder/minimize/CompilerCrashExample/src/OtherFile.swift /home/wiml/src/swiftder/minimize/CompilerCrashExample/src/main.swift -emit-module-path /home/wiml/src/swiftder/minimize/CompilerCrashExample/.build/x86_64-unknown-linux/debug/CompilerCrashExample.build/OtherFilepartial.swiftmodule -emit-module-doc-path /home/wiml/src/swiftder/minimize/CompilerCrashExample/.build/x86_64-unknown-linux/debug/CompilerCrashExample.build/OtherFilepartial.swiftdoc -emit-dependencies-path /home/wiml/src/swiftder/minimize/CompilerCrashExample/.build/x86_64-unknown-linux/debug/CompilerCrashExample.build/OtherFile.d -emit-reference-dependencies-path /home/wiml/src/swiftder/minimize/CompilerCrashExample/.build/x86_64-unknown-linux/debug/CompilerCrashExample.build/OtherFile.swiftdeps -target x86_64-unknown-linux -disable-objc-interop -sdk / -I /home/wiml/src/swiftder/minimize/CompilerCrashExample/.build/x86_64-unknown-linux/debug -enable-testing -g -module-cache-path /home/wiml/src/swiftder/minimize/CompilerCrashExample/.build/x86_64-unknown-linux/debug/ModuleCache -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -color-diagnostics -enable-anonymous-context-mangled-names -module-name CompilerCrashExample -o /home/wiml/src/swiftder/minimize/CompilerCrashExample/.build/x86_64-unknown-linux/debug/CompilerCrashExample.build/OtherFile.swift.o -index-store-path /home/wiml/src/swiftder/minimize/CompilerCrashExample/.build/x86_64-unknown-linux/debug/index/store -index-system-modules 1. While type-checking 'baz()' (at /home/wiml/src/swiftder/minimize/CompilerCrashExample/src/OtherFile.swift:8:14) 2. While type-checking statement at [/home/wiml/src/swiftder/minimize/CompilerCrashExample/src/OtherFile.swift:8:40 - line:10:5] RangeText="{ let r: T1.T2 = .foo(Value1[self.bar()]) " 3. While type-checking declaration 0x74f7a60 (at /home/wiml/src/swiftder/minimize/CompilerCrashExample/src/OtherFile.swift:9:9) 4. While type-checking expression at [/home/wiml/src/swiftder/minimize/CompilerCrashExample/src/OtherFile.swift:9:24 - line:9:47] RangeText=".foo(Value1[self.bar()]" 5. While type-checking expression at [/home/wiml/src/swiftder/minimize/CompilerCrashExample/src/OtherFile.swift:9:28 - line:9:47] RangeText="(Value1[self.bar()]" 6. While type-checking expression at [/home/wiml/src/swiftder/minimize/CompilerCrashExample/src/OtherFile.swift:9:29 - line:9:46] RangeText="Value1[self.bar()" 7. While type-checking expression at [/home/wiml/src/swiftder/minimize/CompilerCrashExample/src/OtherFile.swift:9:29 - line:9:46] RangeText="Value1[self.bar()" #​0 0x00000000044cd6a4 PrintStackTraceSignalHandler(void*) (/home/wiml/swift-lang/swift-5.1-DEVELOPMENT-SNAPSHOT-2019-05-29-a-ubuntu18.04/usr/bin/swift+0x44cd6a4) #​1 0x00000000044cb2fe llvm::sys::RunSignalHandlers() (/home/wiml/swift-lang/swift-5.1-DEVELOPMENT-SNAPSHOT-2019-05-29-a-ubuntu18.04/usr/bin/swift+0x44cb2fe) #​2 0x00000000044cdab8 SignalHandler(int) (/home/wiml/swift-lang/swift-5.1-DEVELOPMENT-SNAPSHOT-2019-05-29-a-ubuntu18.04/usr/bin/swift+0x44cdab8) #​3 0x00007f98d77fddd0 __restore_rt (/lib/x86_64-linux-gnu/libpthread.so.0+0x12dd0) #​4 0x00007f98d6c6c077 gsignal /build/glibc-B9XfQf/glibc-2.28/signal/../sysdeps/unix/sysv/linux/internal-signals.h:84:10 #​5 0x00007f98d6c4d535 abort /build/glibc-B9XfQf/glibc-2.28/stdlib/abort.c:81:7 #​6 0x00007f98d6c4d40f get_sysdep_segment_value /build/glibc-B9XfQf/glibc-2.28/intl/loadmsgcat.c:509:8 #​7 0x00007f98d6c4d40f __tls_get_addr /build/glibc-B9XfQf/glibc-2.28/intl/loadmsgcat.c:970:34 #​8 0x00007f98d6c5d142 (/lib/x86_64-linux-gnu/libc.so.6+0x32142) #​9 0x0000000000ead8a7 swift::constraints::ConstraintSystem::getTypeOfMemberReference(swift::Type, swift::ValueDecl*, swift::DeclContext*, bool, swift::FunctionRefKind, swift::constraints::ConstraintLocatorBuilder, swift::DeclRefExpr const*, llvm::DenseMap<swift::GenericTypeParamType*, swift::TypeVariableType*, llvm::DenseMapInfoswift::GenericTypeParamType*, llvm::detail::DenseMapPair<swift::GenericTypeParamType*, swift::TypeVariableType*> >) (/home/wiml/swift-lang/swift-5.1-DEVELOPMENT-SNAPSHOT-2019-05-29-a-ubuntu18.04/usr/bin/swift+0xead8a7) #10 0x0000000000eae82b swift::constraints::ConstraintSystem::resolveOverload(swift::constraints::ConstraintLocator, swift::Type, swift::constraints::OverloadChoice, swift::DeclContext*) (/home/wiml/swift-lang/swift-5.1-DEVELOPMENT-SNAPSHOT-2019-05-29-a-ubuntu18.04/usr/bin/swift+0xeae82b) #11 0x0000000000e33231 swift::ASTVisitor<(anonymous namespace)::ConstraintGenerator, swift::Type, void, void, void, void, void>::visit(swift::Expr*) (/home/wiml/swift-lang/swift-5.1-DEVELOPMENT-SNAPSHOT-2019-05-29-a-ubuntu18.04/usr/bin/swift+0xe33231)`

[belkadan]

Seems to work okay in a no-asserts build, but that's still something we should fix.

@swift-ci create

[xedin]

wimlewis (JIRA User) I have tried with 11.4 and couldn't reproduce crash mentioned in the description. Could you please try either with 11.4 or master nightly snapshot and close this issue if you can't reproduce?