1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/function.c b/gcc/function.c
index e67d3c1..a61e475 100644
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -6991,6 +6991,10 @@ rest_of_handle_thread_prologue_and_epilogue (void)
      scheduling to operate in the epilogue.  */
   thread_prologue_and_epilogue_insns ();
 
+  /* Shrink-wrapping can result in unreachable edges in the epilogue,
+     see PR57320.  */
+  cleanup_cfg (0);
+
   /* The stack usage info is finalized during prologue expansion.  */
   if (flag_stack_usage_info)
     output_stack_usage ();