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-rw-r--r--gcc/alias.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/alias.c b/gcc/alias.c
index 36de66333d1..ec298423020 100644
--- a/gcc/alias.c
+++ b/gcc/alias.c
@@ -446,7 +446,7 @@ find_base_decl (tree t)
assignable alias sets. */
bool
-component_uses_parent_alias_set (tree t)
+component_uses_parent_alias_set (const_tree t)
{
while (1)
{