fixup! add assert message

dlang · Jul 24, 2017 · 920bc5a · 920bc5a
1 parent 6a96fbe
commit 920bc5a
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/core/atomic.d b/src/core/atomic.d
@@ -39,7 +39,9 @@ private
         alias S = shared T;
 
         static if (is(S U == shared U)) {}
-        else static assert(false, "S should be shared.");
+        else static assert(false, "Should never be triggered. The `static " ~
+            "if` declares `U` as the unshared version of the shared type "
+            "`S`. `S` is explicitly declared as shared, so getting `U` " ~ "should always work.");
 
         static if (is(S : U))
             alias TailShared = U;