Add more context to test.

Author: AlexVlx

clang/test/CodeGenCXX/no-elide-constructors.cpp

@@ -17,6 +17,7 @@ class X {
 };
 
 // CHECK-LABEL: define{{.*}} void @_Z4Testv(
+// CHECK-SAME: ptr {{.*}}dead_on_unwind noalias writable sret([[CLASS_X:%.*]]) align 1 [[AGG_RESULT:%.*]])
 X Test()
 {
   X x;
@@ -25,7 +26,8 @@ X Test()
   // sret argument.
   // CHECK-CXX98: call void @_ZN1XC1ERKS_(
   // CHECK-CXX11: call void @_ZN1XC1EOS_(
-  // CHECK-CXX11-NONZEROALLOCAAS: call void @_ZN1XC1EOS_(
+  // CHECK-CXX11-NONZEROALLOCAAS: [[TMP0:%.*]] = addrspacecast ptr addrspace(5) [[AGG_RESULT]] to ptr
+  // CHECK-CXX11-NONZEROALLOCAAS-NEXT: call void @_ZN1XC1EOS_(ptr noundef nonnull align 1 dereferenceable(1) [[TMP0]]
   // CHECK-CXX98-ELIDE-NOT: call void @_ZN1XC1ERKS_(
   // CHECK-CXX11-ELIDE-NOT: call void @_ZN1XC1EOS_(
   // CHECK-CXX11-NONZEROALLOCAAS-ELIDE-NOT: call void @_ZN1XC1EOS_(