Handle end_lifetime in SILInstruction::mayRelease (swiftlang#38841)

Author: meg-gupta

lib/SIL/IR/SILInstruction.cpp

@@ -1129,6 +1129,7 @@ bool SILInstruction::mayRelease() const {
   default:
     llvm_unreachable("Unhandled releasing instruction!");
 
+  case SILInstructionKind::EndLifetimeInst:
   case SILInstructionKind::GetAsyncContinuationInst:
   case SILInstructionKind::GetAsyncContinuationAddrInst:
   case SILInstructionKind::AwaitAsyncContinuationInst:

test/SILOptimizer/access_enforcement_opts_ossa.sil

@@ -1817,3 +1817,18 @@ bb0(%0 : @guaranteed $Klass, %1 : $*Int64):
   return %14 : $Builtin.NativeObject
 }
 
+class Bar {
+  func foo()
+}
+
+sil [ossa] @$testEndLifetime : $@convention(method) (@owned Bar, @in Bar) -> () {
+bb0(%0 : @owned $Bar, %1 : $*Bar):
+  %b = begin_access [modify] [dynamic] %1 : $*Bar
+  end_access %b : $*Bar
+  %f = objc_method %0 : $Bar, #Bar.foo!foreign : (Bar) -> () -> (), $@convention(objc_method) (Bar) -> ()
+  %c = apply %f(%0) : $@convention(objc_method) (Bar) -> ()
+  end_lifetime %0 : $Bar
+  destroy_addr %1 : $*Bar
+  %r = tuple ()
+  return %r : $()
+}