* tree.h (PHI_ARG_NONZERO): Remove.

        * tree-phinodes.c (add_phi_arg): No longer initialize PHI_ARG_NONZERO.
        (remove_phi_arg_num): No longer copy PHI_ARG_NONZERO from the old
        node to the new node.




git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@111400 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 2 insertions, 5 deletions

diff --git a/gcc/tree-phinodes.c b/gcc/tree-phinodes.c
index b7cfcb20c08..75e76308470 100644
--- a/gcc/tree-phinodes.c
+++ b/gcc/tree-phinodes.c
@@ -392,7 +392,6 @@ add_phi_arg (tree phi, tree def, edge e)
     }
 
   SET_PHI_ARG_DEF (phi, e->dest_idx, def);
-  PHI_ARG_NONZERO (phi, e->dest_idx) = false;
 }
 
 /* Remove the Ith argument from PHI's argument list.  This routine
@@ -415,13 +414,11 @@ remove_phi_arg_num (tree phi, int i)
   if (i != num_elem - 1)
     {
       SET_PHI_ARG_DEF (phi, i, PHI_ARG_DEF (phi, num_elem - 1));
-      PHI_ARG_NONZERO (phi, i) = PHI_ARG_NONZERO (phi, num_elem - 1);
     }
 
   /* Shrink the vector and return.  Note that we do not have to clear
-     PHI_ARG_DEF or PHI_ARG_NONZERO because the garbage collector will
-     not look at those elements beyond the first PHI_NUM_ARGS elements
-     of the array.  */
+     PHI_ARG_DEF because the garbage collector will not look at those
+     elements beyond the first PHI_NUM_ARGS elements of the array.  */
   PHI_NUM_ARGS (phi)--;
 }