2006-03-31 Asher Langton <langton2@llnl.gov>

[pf3gnuchains/gcc-fork.git] / gcc / loop-unswitch.c

diff --git a/gcc/loop-unswitch.c b/gcc/loop-unswitch.c
index 8a71f72..c76f481 100644 (file)
--- a/gcc/loop-unswitch.c
+++ b/gcc/loop-unswitch.c
@@ -172,7 +172,7 @@ unswitch_loops (struct loops *loops)
 static rtx
 may_unswitch_on (basic_block bb, struct loop *loop, rtx *cinsn)
 {
-  rtx test, at, insn, op[2], stest;
+  rtx test, at, op[2], stest;
   struct rtx_iv iv;
   unsigned i;
   enum machine_mode mode;
@@ -205,8 +205,7 @@ may_unswitch_on (basic_block bb, struct loop *loop, rtx *cinsn)
       if (CONSTANT_P (op[i]))
        continue;
 
-      insn = iv_get_reaching_def (at, op[i]);
-      if (!iv_analyze (insn, op[i], &iv))
+      if (!iv_analyze (at, op[i], &iv))
        return NULL_RTX;
       if (iv.step != const0_rtx
          || iv.first_special)