* h8300.c (output_adds_subs): check for adding 0.

From-SVN: r13984

* h8300.c (output_adds_subs): check for adding 0.
From-SVN: r13984
db5a4680 · Jeff Law · 5b5686f5 · db5a4680
Commit db5a4680 authored Apr 25, 1997 by Jeff Law
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gcc/config/h8300/h8300.c
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--- a/gcc/config/h8300/h8300.c
+++ b/gcc/config/h8300/h8300.c
@@ -735,6 +735,10 @@ output_adds_subs (operands)
  if (val == -1)
    return "subs #1,%A0";

+  /* If not optimizing, we might be asked to add 0.  */
+  if (val == 0)
+    return "";
+
  /* In theory, this can't happen.  */
  abort ();
 }