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-rw-r--r--gcc/real.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/real.h b/gcc/real.h
index e72723e01ea..e1fd3b07f60 100644
--- a/gcc/real.h
+++ b/gcc/real.h
@@ -32,6 +32,9 @@ extern tree do_mpc_arg2 (tree, tree, tree, int, int (*)(mpc_ptr, mpc_srcptr, mpc
# if MPC_VERSION >= MPC_VERSION_NUM(0,6,1)
# define HAVE_mpc_pow
# endif
+# if MPC_VERSION >= MPC_VERSION_NUM(0,7,1)
+# define HAVE_mpc_arc
+# endif
#endif
#endif
#include "machmode.h"