swift234

[swiftc] Add 💥 case (😢 → 43, 😀 → 5089) triggered in swift::TypeChecker::resolveTypeInContext(…)

Add crash case with stack trace:

```
swift: /path/to/swift/lib/Sema/TypeCheckType.cpp:404: swift::Type swift::TypeChecker::resolveTypeInContext(swift::TypeDecl *, swift::DeclContext *, TypeResolutionOptions, bool, swift::GenericTypeResolver *, UnsatisfiedDependency *): Assertion `incomplete && "Should have found type by now"' failed.
8  swift           0x0000000000f0d7f3 swift::TypeChecker::resolveTypeInContext(swift::TypeDecl*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, bool, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 2851
12 swift           0x0000000000f0e65e swift::TypeChecker::resolveIdentifierType(swift::DeclContext*, swift::IdentTypeRepr*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, bool, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 158
14 swift           0x0000000000f0f5a4 swift::TypeChecker::resolveType(swift::TypeRepr*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 164
15 swift           0x0000000000f0e550 swift::TypeChecker::validateType(swift::TypeLoc&, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 192
16 swift           0x0000000000fd3e1f swift::IterativeTypeChecker::processResolveInheritedClauseEntry(std::pair<llvm::PointerUnion<swift::TypeDecl*, swift::ExtensionDecl*>, unsigned int>, llvm::function_ref<bool (swift::TypeCheckRequest)>) + 159
17 swift           0x0000000000fac54d swift::IterativeTypeChecker::satisfy(swift::TypeCheckRequest) + 493
18 swift           0x0000000000e99489 swift::TypeChecker::resolveInheritanceClause(llvm::PointerUnion<swift::TypeDecl*, swift::ExtensionDecl*>) + 137
19 swift           0x0000000000e9c22f swift::TypeChecker::validateDecl(swift::ValueDecl*, bool) + 1183
23 swift           0x0000000000f0e65e swift::TypeChecker::resolveIdentifierType(swift::DeclContext*, swift::IdentTypeRepr*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, bool, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 158
25 swift           0x0000000000f0f5a4 swift::TypeChecker::resolveType(swift::TypeRepr*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 164
26 swift           0x0000000000f0e550 swift::TypeChecker::validateType(swift::TypeLoc&, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 192
27 swift           0x0000000000ee1237 swift::TypeChecker::typeCheckPattern(swift::Pattern*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*) + 967
30 swift           0x0000000000ea1586 swift::TypeChecker::typeCheckDecl(swift::Decl*, bool) + 150
33 swift           0x0000000000f0738a swift::TypeChecker::typeCheckFunctionBodyUntil(swift::FuncDecl*, swift::SourceLoc) + 346
34 swift           0x0000000000f071ee swift::TypeChecker::typeCheckAbstractFunctionBodyUntil(swift::AbstractFunctionDecl*, swift::SourceLoc) + 46
35 swift           0x0000000000f07db3 swift::TypeChecker::typeCheckAbstractFunctionBody(swift::AbstractFunctionDecl*) + 179
37 swift           0x0000000000ec3831 swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int, unsigned int) + 1281
38 swift           0x0000000000c59299 swift::CompilerInstance::performSema() + 3289
40 swift           0x00000000007d72b9 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 2857
41 swift           0x00000000007a32c8 main + 2872
Stack dump:
0.	Program arguments: /path/to/swift/bin/swift -frontend -c -primary-file validation-test/compiler_crashers/28322-swift-typechecker-resolvetypeincontext.swift -target x86_64-unknown-linux-gnu -disable-objc-interop -module-name main -o /tmp/28322-swift-typechecker-resolvetypeincontext-f548db.o
1.	While type-checking 'a' at validation-test/compiler_crashers/28322-swift-typechecker-resolvetypeincontext.swift:10:21
2.	While type-checking declaration 0x6499750 at validation-test/compiler_crashers/28322-swift-typechecker-resolvetypeincontext.swift:10:28
3.	While resolving type A at [validation-test/compiler_crashers/28322-swift-typechecker-resolvetypeincontext.swift:10:32 - line:10:32] RangeText="A"
4.	While resolving type A at [validation-test/compiler_crashers/28322-swift-typechecker-resolvetypeincontext.swift:10:62 - line:10:62] RangeText="A"
<unknown>:0: error: unable to execute command: Aborted
<unknown>:0: error: compile command failed due to signal (use -v to see invocation)
```