src/test/codegen/non-terminate/infinite-recursion.rs

   1 // min-llvm-version: 12.0
   2 // compile-flags: -C opt-level=3
   3
   4 #![crate_type = "lib"]
   5
   6 #![allow(unconditional_recursion)]
   7
   8 // CHECK-LABEL: @infinite_recursion
   9 #[no_mangle]
  10 fn infinite_recursion() -> u8 {
  11     // CHECK-NOT: ret i8 undef
  12     // CHECK: br label %{{.+}}
  13     // CHECK-NOT: ret i8 undef
  14     infinite_recursion()
  15 }