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-rw-r--r--gcc/rust/backend/rust-constexpr.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/rust/backend/rust-constexpr.h b/gcc/rust/backend/rust-constexpr.h
index 3cfcec8..77a0797 100644
--- a/gcc/rust/backend/rust-constexpr.h
+++ b/gcc/rust/backend/rust-constexpr.h
@@ -24,6 +24,8 @@ namespace Rust {
namespace Compile {
extern tree fold_expr (tree);
+extern void
+maybe_save_constexpr_fundef (tree fun);
} // namespace Compile
} // namespace Rust