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-rw-r--r--gcc/tree-ssa-loop-ivopts.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/tree-ssa-loop-ivopts.c b/gcc/tree-ssa-loop-ivopts.c
index 2ac0b9e..74c55a3 100644
--- a/gcc/tree-ssa-loop-ivopts.c
+++ b/gcc/tree-ssa-loop-ivopts.c
@@ -2485,7 +2485,7 @@ var_at_stmt (struct loop *loop, struct iv_cand *cand, tree stmt)
but the bit is determined from TYPE_PRECISION, not MODE_BITSIZE. */
int
-tree_int_cst_sign_bit (tree t)
+tree_int_cst_sign_bit (const_tree t)
{
unsigned bitno = TYPE_PRECISION (TREE_TYPE (t)) - 1;
unsigned HOST_WIDE_INT w;