Merge pull request swiftlang#84577 from nate-chandler/rdar161433604

[Optimizer] Use valid inst range to broadcast inlining changes.

Author: nate-chandler

SwiftCompilerSources/Sources/Optimizer/PassManager/ContextCommon.swift

@@ -96,23 +96,26 @@ extension MutatingContext {
   func inlineFunction(apply: FullApplySite, mandatoryInline: Bool) {
     // This is only a best-effort attempt to notify the new cloned instructions as changed.
     // TODO: get a list of cloned instructions from the `inlineFunction`
-    let instAfterInling: Instruction?
+    let instBeforeInlining = apply.previous
+    let instAfterInlining: Instruction?
     switch apply {
     case is ApplyInst:
-      instAfterInling = apply.next
+      instAfterInlining = apply.next
     case let beginApply as BeginApplyInst:
       let next = beginApply.next!
-      instAfterInling = (next is EndApplyInst ? nil : next)
+      instAfterInlining = (next is EndApplyInst ? nil : next)
     case is TryApplyInst:
-      instAfterInling = apply.parentBlock.next?.instructions.first
+      instAfterInlining = apply.parentBlock.next?.instructions.first
     default:
-      instAfterInling = nil
+      instAfterInlining = nil
     }
 
     bridgedPassContext.inlineFunction(apply.bridged, mandatoryInline)
 
-    if let instAfterInling = instAfterInling {
-      notifyNewInstructions(from: apply, to: instAfterInling)
+    if let instBeforeInlining = instBeforeInlining?.next,
+       let instAfterInlining = instAfterInlining,
+       !instAfterInlining.isDeleted {
+      notifyNewInstructions(from: instBeforeInlining, to: instAfterInlining)
     }
   }
 

validation-test/SILOptimizer/rdar161433604.swift

@@ -0,0 +1,24 @@
+// RUN: %target-swift-frontend \
+// RUN:     -disable-availability-checking \
+// RUN:     -target %target-swift-5.9-abi-triple \
+// RUN:     -emit-sil -verify \
+// RUN:     -enable-experimental-feature LifetimeDependence \
+// RUN:     -enable-experimental-feature Embedded \
+// RUN:     %s
+
+// REQUIRES: OS=macosx || OS=linux-gnu
+// REQUIRES: swift_feature_Embedded
+// REQUIRES: swift_feature_LifetimeDependence
+
+struct NoEscapeNoCopy: ~Escapable, ~Copyable {}
+
+protocol Foo {
+    var bar: NoEscapeNoCopy {get}
+}
+
+public struct Baz: Foo {
+    var bar: NoEscapeNoCopy {
+      NoEscapeNoCopy() // expected-error{{lifetime-dependent value escapes its scope}}
+                       // expected-note@-1{{it depends on the lifetime of this parent value}}
+    } // expected-note{{this use causes the lifetime-dependent value to escape}}
+}