final.c (shorten_branches): Don't try to split an insn that has been deleted.

H * final.c (shorten_branches): Don't try to split an insn that has been deleted. From-SVN: r27691

final.c (shorten_branches): Don't try to split an insn that has been deleted.
H * final.c (shorten_branches): Don't try to split an insn that has been deleted. From-SVN: r27691
1b4d9ecd · Richard Earnshaw · Jeff Law · e598cdff · 1b4d9ecd
Commit 1b4d9ecd authored Jun 21, 1999 by Richard Earnshaw Committed by Jeff Law Jun 21, 1999
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gcc/final.c
+3 -1

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--- a/gcc/final.c
+++ b/gcc/final.c
@@ -999,7 +999,9 @@ shorten_branches (first)
    if (GET_RTX_CLASS (GET_CODE (insn)) == 'i')
      {
 	rtx old = insn;
-	insn = try_split (PATTERN (old), old, 1);
+	/* Don't split the insn if it has been deleted.  */
+	if (! INSN_DELETED_P (old))
+	  insn = try_split (PATTERN (old), old, 1);
 	/* When not optimizing, the old insn will be still left around
 	   with only the 'deleted' bit set.  Transform it into a note
 	   to avoid confusion of subsequent processing.  */