(find_basic_blocks): Check for LABEL_REF_NONLOCAL_P in label_value_list.

From-SVN: r2606

(find_basic_blocks): Check for LABEL_REF_NONLOCAL_P in label_value_list.
From-SVN: r2606
37548fa3 · Richard Stallman · c2d7c918 · 37548fa3
Commit 37548fa3 authored Oct 26, 1992 by Richard Stallman
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Showing with 4 additions and 2 deletions

gcc/flow.c
+4 -2

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--- a/gcc/flow.c
+++ b/gcc/flow.c
@@ -476,11 +476,13 @@ find_basic_blocks (f, nonlocal_label_list)
      abort ();
  }

-  /* Don't delete the labels that are referenced by non-jump instructions.  */
+  /* Don't delete the labels (in this function)
+     that are referenced by non-jump instructions.  */
  {
    register rtx x;
    for (x = label_value_list; x; x = XEXP (x, 1))
-      block_live[BLOCK_NUM (XEXP (x, 0))] = 1;
+      if (! LABEL_REF_NONLOCAL_P (x))
+	block_live[BLOCK_NUM (XEXP (x, 0))] = 1;
  }

  /* Record which basic blocks control can drop in to.  */