[rebranch] Fix test/IRGen/async/class_resilience.swift on Windows

Less/no constant folding is happening.

Author: aschwaighofer

test/IRGen/async/class_resilience.swift

@@ -43,10 +43,13 @@ open class MyBaseClass<T> {
 
 // CHECK-LABEL: define {{(dllexport )?}}{{(protected )?}}swift{{(tail)?}}cc void @"$s16class_resilience14callsAwaitableyx010resilient_A09BaseClassCyxGYalF"(ptr noalias %0, ptr swiftasync %1{{.*}})
 // CHECK-DIRECT: ptr @"$s15resilient_class9BaseClassC4waitxyYaFTjTu"
-// CHECK-INDIRECT: [[LOAD:%[0-9]+]] = load ptr, ptr inttoptr (i64 and (i64 add (i64 ptrtoint (ptr @"\01__imp_$s15resilient_class9BaseClassC4waitxyYaFTjTu" to i64), i64 1), i64 -2) to ptr), align {{4|8}}
-// CHECK-INDIRECT-NEXT: select i1 icmp eq (i64 and (i64 add (i64 ptrtoint (ptr @"\01__imp_$s15resilient_class9BaseClassC4waitxyYaFTjTu" to i64), i64 1), i64 1), i64 0),
-// CHECK-INDIRECT-SAME: ptr inttoptr (i64 add (i64 ptrtoint (ptr @"\01__imp_$s15resilient_class9BaseClassC4waitxyYaFTjTu" to i64), i64 1) to ptr),
-// CHECK-INDIRECT-SAME: ptr [[LOAD]]
+
+// CHECK-INDIRECT:[[T0:%.*]] = and i64 add (i64 ptrtoint (ptr @"\01__imp_$s15resilient_class9BaseClassC4waitxyYaFTjTu" to i64), i64 1), 1
+// CHECK-INDIRECT:[[T1:%.*]] = icmp eq i64 [[T0]], 0
+// CHECK-INDIRECT:[[T2:%.*]] = and i64 add (i64 ptrtoint (ptr @"\01__imp_$s15resilient_class9BaseClassC4waitxyYaFTjTu" to i64), i64 1), -2
+// CHECK-INDIRECT:[[T3:%.*]] = inttoptr i64 [[T2]] to ptr
+// CHECK-INDIRECT:[[T4:%.*]] = load ptr, ptr [[T3]]
+// CHECK-INDIRECT:[[T5:%.*]] = select i1 [[T1]], ptr inttoptr (i64 add (i64 ptrtoint (ptr @"\01__imp_$s15resilient_class9BaseClassC4waitxyYaFTjTu" to i64), i64 1) to ptr), ptr [[T4]]
 // CHECK: ret void
 public func callsAwaitable<T>(_ c: BaseClass<T>) async -> T {
   return await c.wait()