[SR-61] REPL crash on tab completion

[swift-ci]

Previous ID	SR-61
Radar	None
Original Reporter	nitingupta (JIRA User)
Type	Bug
Status	Resolved
Resolution	Cannot Reproduce

Environment

Ubuntu 15.10

swift built with preset=buildbot_linux_1510

Additional Detail from JIRA

Votes	0
Component/s	LLDB for Swift
Labels	Bug
Assignee	jingham@apple.com (JIRA)
Priority	Medium

md5: 53c7f046be30d6711d39c698b7ababc9

is duplicated by:

• SR-147 REPL crash on Linux

Issue Description:

in REPL:
for c in "hello".<TAB>
causes a crash

Welcome to Swift version 2.2-dev (LLVM 46be9ff861, Clang 4deb154edc, Swift 408d205). Type :help for assistance.
1> for c in "hello".lldb: /home/ngupta/src/swift/swift/lib/Sema/TypeCheckConstraints.cpp:1246: Optional<swift::Type> swift::TypeChecker::getTypeOfExpressionWithoutApplying(swift::Expr *&, swift::DeclContext *, swift::FreeTypeVariableBinding, swift::ExprTypeCheckListener *): Assertion `exprType && !exprType->is<ErrorType>() && "erroneous solution?"' failed.
Aborted (core dumped)

[Dante-Broggi]

Has this been resolved? If so, it should be marked as such.

[adrian-prantl]

Please reopen if this is still an issue.