swift234

Fix REPL test failures:

Failing Tests (9):
    Swift :: DebugInfo/variables-interpreter.swift
    Swift :: DebugInfo/variables-repl.swift
    Swift :: Interpreter/SDK/Cocoa_repl.swift
    Swift :: Interpreter/fractal.swift
    Swift :: Interpreter/import.swift
    Swift :: Interpreter/mandelbrot.swift
    Swift :: Interpreter/repl.swift
    Swift :: Serialization/operator.swift
    Swift :: stdlib/VarArgs.swift



Swift SVN r18041