allow unapplied jumpthreading in codegen-llvm test

Author: meithecatte

tests/codegen-llvm/enum/enum-transparent-extract.rs

@@ -11,6 +11,8 @@ pub enum Never {}
 pub fn make_unmake_result_never(x: i32) -> i32 {
     // CHECK-LABEL: define i32 @make_unmake_result_never(i32{{( signext)?}} %x)
     // CHECK: start:
+    // CHECK-NEXT: br label %[[next:bb.*]]
+    // CHECK: [[next]]:
     // CHECK-NEXT: ret i32 %x
 
     let y: Result<i32, Never> = Ok(x);
@@ -22,6 +24,8 @@ pub fn make_unmake_result_never(x: i32) -> i32 {
 pub fn extract_control_flow_never(x: ControlFlow<&str, Never>) -> &str {
     // CHECK-LABEL: define { ptr, i64 } @extract_control_flow_never(ptr align 1 %x.0, i64 %x.1)
     // CHECK: start:
+    // CHECK-NEXT: br label %[[next:bb.*]]
+    // CHECK: [[next]]:
     // CHECK-NEXT: %[[P0:.+]] = insertvalue { ptr, i64 } poison, ptr %x.0, 0
     // CHECK-NEXT: %[[P1:.+]] = insertvalue { ptr, i64 } %[[P0]], i64 %x.1, 1
     // CHECK-NEXT: ret { ptr, i64 } %[[P1]]