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-rw-r--r--gcc/tree-scalar-evolution.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/gcc/tree-scalar-evolution.c b/gcc/tree-scalar-evolution.c
index 64627ef561d..a3a08efcee9 100644
--- a/gcc/tree-scalar-evolution.c
+++ b/gcc/tree-scalar-evolution.c
@@ -353,7 +353,7 @@ find_var_scev_info (tree var)
LOOP_NB. */
bool
-chrec_contains_symbols_defined_in_loop (tree chrec, unsigned loop_nb)
+chrec_contains_symbols_defined_in_loop (const_tree chrec, unsigned loop_nb)
{
int i, n;
@@ -898,7 +898,7 @@ set_nb_iterations_in_loop (struct loop *loop,
EXPR. */
static bool
-analyzable_condition (tree expr)
+analyzable_condition (const_tree expr)
{
tree condition;
@@ -1201,9 +1201,9 @@ follow_ssa_edge_in_rhs (struct loop *loop, tree at_stmt, tree rhs,
/* Checks whether the I-th argument of a PHI comes from a backedge. */
static bool
-backedge_phi_arg_p (tree phi, int i)
+backedge_phi_arg_p (const_tree phi, int i)
{
- edge e = PHI_ARG_EDGE (phi, i);
+ const_edge e = PHI_ARG_EDGE (phi, i);
/* We would in fact like to test EDGE_DFS_BACK here, but we do not care
about updating it anywhere, and this should work as well most of the