diff --git a/generator/control-flow_test.go b/generator/control-flow_test.go
index d818752..963c8f0 100644
--- a/generator/control-flow_test.go
+++ b/generator/control-flow_test.go
@@ -418,20 +418,21 @@ define void @"0zNZN147MN2wzMAQ6NS2dQ==::f"(%"AAAAAAAAAAAAAAAAAAAAAA==::String" %
 	%6 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %5
 	%7 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
 	%8 = icmp ult %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %7, %6
-	br i1 %8, label %9, label %17
+	br i1 %8, label %9, label %18
 9:
 	%10 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %1, i32 0, i32 0
 	%11 = load ptr, ptr %10
 	%12 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
 	%13 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %11, %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %12
-	store ptr %13, ptr %3
-	%14 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %3
-	call void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %14)
-	%15 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
-	%16 = add %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %15, 1
-	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %16, ptr %2
-	br label %9
-17:
+	%14 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %13
+	store %"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %14, ptr %3
+	%15 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %3
+	call void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %15)
+	%16 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
+	%17 = add %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %16, 1
+	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %17, ptr %2
+	br label %4
+18:
 	ret void
 }
 declare void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %x)
@@ -448,20 +449,21 @@ define void @"0zNZN147MN2wzMAQ6NS2dQ==::g"(%"AAAAAAAAAAAAAAAAAAAAAA==::String" %
 	%6 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %5
 	%7 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
 	%8 = icmp ult %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %7, %6
-	br i1 %8, label %9, label %17
+	br i1 %8, label %9, label %18
 9:
 	%10 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %1, i32 0, i32 0
 	%11 = load ptr, ptr %10
 	%12 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
 	%13 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %11, %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %12
-	store ptr %13, ptr %3
-	%14 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %3
-	call void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %14)
-	%15 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
-	%16 = add %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %15, 1
-	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %16, ptr %2
-	br label %9
-17:
+	%14 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %13
+	store %"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %14, ptr %3
+	%15 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %3
+	call void @"0zNZN147MN2wzMAQ6NS2dQ==::print"(%"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %15)
+	%16 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
+	%17 = add %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %16, 1
+	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %17, ptr %2
+	br label %4
+18:
 	ret void
 }
 `,
@@ -488,21 +490,22 @@ define %"AAAAAAAAAAAAAAAAAAAAAA==::Byte" @"0zNZN147MN2wzMAQ6NS2dQ==::f"(%"AAAAAA
 	%6 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %5
 	%7 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
 	%8 = icmp ult %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %7, %6
-	br i1 %8, label %9, label %17
+	br i1 %8, label %9, label %18
 9:
 	%10 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::String", ptr %1, i32 0, i32 0
 	%11 = load ptr, ptr %10
 	%12 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
 	%13 = getelementptr %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %11, %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %12
-	store ptr %13, ptr %3
-	%14 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %3
-	%15 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
-	%16 = add %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %15, 1
-	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %16, ptr %2
-	br label %17
-17:
-	%18 = phi %"AAAAAAAAAAAAAAAAAAAAAA==::Byte" [ %14, %9 ], [ zeroinitializer, %4 ]
-	ret %"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %18
+	%14 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %13
+	store %"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %14, ptr %3
+	%15 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Byte", ptr %3
+	%16 = load %"AAAAAAAAAAAAAAAAAAAAAA==::Index", ptr %2
+	%17 = add %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %16, 1
+	store %"AAAAAAAAAAAAAAAAAAAAAA==::Index" %17, ptr %2
+	br label %18
+18:
+	%19 = phi %"AAAAAAAAAAAAAAAAAAAAAA==::Byte" [ %15, %9 ], [ zeroinitializer, %4 ]
+	ret %"AAAAAAAAAAAAAAAAAAAAAA==::Byte" %19
 }
 `,
 `
diff --git a/generator/union_test.go b/generator/union_test.go
index 98a940a..ef6d612 100644
--- a/generator/union_test.go
+++ b/generator/union_test.go
@@ -15,7 +15,6 @@ define void @"0zNZN147MN2wzMAQ6NS2dQ==::main"() {
 	store i64 9186060094042213285, ptr %3
 	%5 = load double, ptr %1
 	store double %5, ptr %4
-	%6 = load %"0zNZN147MN2wzMAQ6NS2dQ==::U", ptr %2
 	ret void
 }
 `,