Open Radar

 
Summary:
Building with "Single-File Optimization" Swift compiler crashes with "Segmentation fault: 11".  
Issue is fixed removing a cast from `[UIApplicationLaunchOptionsKey: Any]` to `[AnyHashable: AnyObject]`.

Steps to Reproduce:


Expected Results:
Project built successfully

Actual Results:
Swift compiler crashes

Version:
Xcode 8.2.1 and Xcode 8.3 beta

Configuration:
AdHoc with "Fast, Single-File Optimization" as Optimisation Level

Trace:
0  swift                    0x0000000104cce3ad PrintStackTraceSignalHandler(void*) + 45
1  swift                    0x0000000104ccdb56 SignalHandler(int) + 790
2  libsystem_platform.dylib 0x00007fffd3154bba _sigtramp + 26
3  libsystem_platform.dylib 0x0000000000000040 _sigtramp + 753579168
4  swift                    0x000000010200fde3 swift::CastOptimizer::optimizeUnconditionalCheckedCastAddrInst(swift::UnconditionalCheckedCastAddrInst*) + 1699
5  swift                    0x0000000102098d4d processFunction(swift::SILFunction&, bool, unsigned int) + 1917
6  swift                    0x000000010209fc9f (anonymous namespace)::ConstantPropagation::run() + 47
7  swift                    0x000000010202e89e swift::SILPassManager::runOneIteration() + 5166
8  swift                    0x00000001020341f6 swift::runSILOptimizationPasses(swift::SILModule&) + 3462
9  swift                    0x0000000101cdb0e2 performCompile(swift::CompilerInstance&, swift::CompilerInvocation&, llvm::ArrayRef<char const*>, int&, swift::FrontendObserver*) + 20114
10 swift                    0x0000000101cd42b3 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 17859
11 swift                    0x0000000101c905cf main + 8239
12 libdyld.dylib            0x00007fffd2f48255 start + 1
Stack dump:
0.	Program arguments: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift -frontend -emit-bc -filelist /var/folders/m7/kzdcwc2559960r9g12hn7m8m0000gn/T/sources-f7a1ad -target arm64-apple-ios9.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS10.2.sdk -I /Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/BuildProductsPath/Release-iphoneos -F /Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/BuildProductsPath/Release-iphoneos -F /Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/BuildProductsPath/Release-iphoneos/Analyst -F /Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/BuildProductsPath/Release-iphoneos/BDKCollectionIndexView -F /Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/BuildProductsPath/Release-iphoneos/GAFramework -F /Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/BuildProductsPath/Release-iphoneos/NKOActivityIndicatorView -F /Users/carlos/Projects/LST-Lyst-iOS/Lyst/../Pods/Crashlytics/iOS -F /Users/carlos/Projects/LST-Lyst-iOS/Lyst/../Pods/Fabric/iOS -F /Users/carlos/Projects/LST-Lyst-iOS/Lyst/../Carthage/Build/iOS -g -module-cache-path /Users/carlos/Library/Developer/Xcode/DerivedData/ModuleCache -D COCOAPODS -D COCOAPODS -D APPSTORE -debug-time-function-bodies -serialize-debugging-options -Xcc -I/Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/IntermediateBuildFilesPath/Lyst.build/Release-iphoneos/Lyst.build/swift-overrides.hmap -Xcc -iquote -Xcc /Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/IntermediateBuildFilesPath/Lyst.build/Release-iphoneos/Lyst.build/Lyst-generated-files.hmap -Xcc -I/Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/IntermediateBuildFilesPath/Lyst.build/Release-iphoneos/Lyst.build/Lyst-own-target-headers.hmap -Xcc -I/Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/IntermediateBuildFilesPath/Lyst.build/Release-iphoneos/Lyst.build/Lyst-all-non-framework-target-headers.hmap -Xcc -ivfsoverlay -Xcc /Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/IntermediateBuildFilesPath/Lyst.build/all-product-headers.yaml -Xcc -iquote -Xcc /Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/IntermediateBuildFilesPath/Lyst.build/Release-iphoneos/Lyst.build/Lyst-project-headers.hmap -Xcc -I/Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/BuildProductsPath/Release-iphoneos/include -Xcc -I/Users/carlos/Projects/LST-Lyst-iOS/Lyst/../Pods/Headers/Public -Xcc -I/Users/carlos/Projects/LST-Lyst-iOS/Lyst/../Pods/Headers/Public/Crashlytics -Xcc -I/Users/carlos/Projects/LST-Lyst-iOS/Lyst/../Pods/Headers/Public/Fabric -Xcc -I/Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/IntermediateBuildFilesPath/Lyst.build/Release-iphoneos/Lyst.build/DerivedSources/arm64 -Xcc -I/Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/IntermediateBuildFilesPath/Lyst.build/Release-iphoneos/Lyst.build/DerivedSources -Xcc -DAPPSTORE=1 -Xcc -DCOCOAPODS=1 -Xcc -DAPPSTORE=1 -Xcc -working-directory/Users/carlos/Projects/LST-Lyst-iOS/Lyst -emit-module-doc-path /Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/IntermediateBuildFilesPath/Lyst.build/Release-iphoneos/Lyst.build/Objects-normal/arm64/Lyst.swiftdoc -O -module-name Lyst -emit-module-path /Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/IntermediateBuildFilesPath/Lyst.build/Release-iphoneos/Lyst.build/Objects-normal/arm64/Lyst.swiftmodule -emit-objc-header-path /Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/IntermediateBuildFilesPath/Lyst.build/Release-iphoneos/Lyst.build/Objects-normal/arm64/Lyst-Swift.h -serialize-diagnostics-path /Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/IntermediateBuildFilesPath/Lyst.build/Release-iphoneos/Lyst.build/Objects-normal/arm64/LSTCheckoutController.dia -emit-dependencies-path /Users/carlos/Library/Developer/Xcode/DerivedData/Lyst-fdcwgbzpiwhsxtbyxrzdtlylrgkp/Build/Intermediates/ArchiveIntermediates/Lyst/IntermediateBuildFilesPath/Lyst.build/Release-iphoneos/Lyst.build/Objects-normal/arm64/LSTCheckoutController.d -num-threads 4 -output-filelist /var/folders/m7/kzdcwc2559960r9g12hn7m8m0000gn/T/outputs-3774d4 
1.	While running pass #751115 SILFunctionTransform "Constant Propagation" on SILFunction "@_TTSg5VSC29UIApplicationLaunchOptionsKeyS_s8Hashable5UIKit_P__CSo8NSObjectS2_S0_10ObjectiveC_Ps9AnyObject____TFs17_dictionaryUpCastu2_Rxs8Hashable0_S_rFGVs10Dictionaryxq__GS0_q0_q1__".