sh.c (sh_reorg): Ignore deleted insns whilst walking the LOG_LINKS chain.

* config/sh/sh.c (sh_reorg): Ignore deleted insns whilst walking the 
  LOG_LINKS chain.

From-SVN: r115412

gcc/ChangeLog

+2006-07-13  Nick Clifton  <nickc@redhat.com>
+
+	* config/sh/sh.c (sh_reorg): Ignore deleted insns whilst
+	walking the LOG_LINKS chain.
+  
 2006-07-12  Geoffrey Keating  <geoffk@apple.com>
 
 	* doc/invoke.texi (C++ Dialect Options): Explain difference

gcc/config/sh/sh.c

@@ -4466,12 +4466,17 @@ sh_reorg (void)
 
 	  for (link = LOG_LINKS (insn); link; link = XEXP (link, 1))
 	    {
+	      rtx linked_insn;
+
 	      if (REG_NOTE_KIND (link) != 0)
 		continue;
-	      set = single_set (XEXP (link, 0));
-	      if (set && rtx_equal_p (reg, SET_DEST (set)))
+	      linked_insn = XEXP (link, 0);
+	      set = single_set (linked_insn);
+	      if (set
+		  && rtx_equal_p (reg, SET_DEST (set))
+		  && ! INSN_DELETED_P (linked_insn))
 		{
-		  link = XEXP (link, 0);
+		  link = linked_insn;
 		  break;
 		}
 	    }