Turn gcc optimization up to -O3.
diff --git a/configs/beos b/configs/beos
index 183ba25..2f15e7e 100644
--- a/configs/beos
+++ b/configs/beos
@@ -45,8 +45,8 @@
 		CXXFLAGS += -g -O0
 		LDFLAGS += -g
 	else
-		CFLAGS   += -O2
-		CXXFLAGS += -O2
+		CFLAGS   += -O3
+		CXXFLAGS += -O3
 	endif
 
 	GLUT_CFLAGS = -fexceptions