1 files changed, 1 insertions, 1 deletions
diff --git a/tco.h b/tco.h
index 897f2fa..4dd8bd2 100644
--- a/tco.h
+++ b/tco.h
@@ -14,7 +14,7 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #if defined(__GNUC__) || defined(__clang__)
-#define coroutine __attribute__((noinline))
+#define coroutine __attribute__((__noinline__))
 #else
 #define coroutine
 #endif