PR tree-optimization/26854

[pf3gnuchains/gcc-fork.git] / gcc / tree-cfgcleanup.c

diff --git a/gcc/tree-cfgcleanup.c b/gcc/tree-cfgcleanup.c
index fb1ea76..ab452c4 100644 (file)
--- a/gcc/tree-cfgcleanup.c
+++ b/gcc/tree-cfgcleanup.c
@@ -765,13 +765,12 @@ merge_phi_nodes (void)
          for (phi = phi_nodes (bb); phi; phi = PHI_CHAIN (phi))
            {
              tree result = PHI_RESULT (phi);
-             int num_uses = num_imm_uses (result);
              use_operand_p imm_use;
              tree use_stmt;
 
              /* If the PHI's result is never used, then we can just
                 ignore it.  */
-             if (num_uses == 0)
+             if (has_zero_uses (result))
                continue;
 
              /* Get the single use of the result of this PHI node.  */