(function "jump_to_label_ref"
  (insn-chain
    (block 4
      (edge-from entry (flags "FALLTHRU"))
      (cjump_insn 1 (set (pc) (label_ref 100))
        "../../src/gcc/testsuite/rtl.dg/test.c":4)
      (edge-to 5)
    ) ;; block 4
    (cbarrier 2)
    (block 5   
      (edge-from 4)
      (clabel 100 2 (nil) [1 uses])
      (edge-to exit (flags "FALLTHRU"))
    ) ;; block 5
  ) ;; insn-chain
) ;; function