Merge pull request #3332 from practicalswift/swiftc-28342-getpointerelementtype-is-not-storagetype

[swiftc] Add 💥 case (😢 → 56, 😀 → 5096) triggered in swift::irgen::IRGenModule::emitSILFunction(…)

Author: practicalswift

validation-test/compiler_crashers/28342-getpointerelementtype-is-not-storagetype.swift

@@ -0,0 +1,23 @@
+// This source file is part of the Swift.org open source project
+// Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See http://swift.org/LICENSE.txt for license information
+// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+
+// RUN: not --crash %target-swift-frontend %s -emit-ir
+// REQUIRES: asserts
+protocol A {
+    associatedtype B
+}
+struct C<T: A> {
+    let d: T
+}
+protocol E {
+    associatedtype F
+    func g<T where F == T.B>(_: C<T>)
+}
+struct H: E {
+    typealias F = Void
+    func g<T where F == T.B>(_: C<T>) {}
+}