Index: libcfa/src/concurrency/coroutine.hfa
===================================================================
--- libcfa/src/concurrency/coroutine.hfa	(revision aa0062628fa89cf91fb1c6e4d2983203208b784f)
+++ libcfa/src/concurrency/coroutine.hfa	(revision acd80b4ef35ce21c1d4fa9223b9a2250e9c8143a)
@@ -49,5 +49,5 @@
 
 forall(dtype T | is_coroutine(T))
-static inline void resume(T & cor);
+static inline T & resume(T & cor);
 
 forall(dtype T | is_coroutine(T))