fixes #2215

tests/template/tparams_gensymed.nim

@@ -31,3 +31,32 @@ var x: Something
 testB(x)
 
 
+# bug #2215
+# Test that templates in generics still work (regression to fix the
+# regression...)
+
+template forStatic(index: expr, slice: Slice[int], predicate: stmt):
+                   stmt {.immediate.} =
+  const a = slice.a
+  const b = slice.b
+  when a <= b:
+    template iteration(i: int) =
+      block:
+        const index = i
+        predicate
+    template iterateStartingFrom(i: int): stmt =
+      when i <= b:
+        iteration i
+        iterateStartingFrom i + 1
+    iterateStartingFrom a
+
+proc concreteProc(x: int) =
+  forStatic i, 0..3:
+    echo i
+
+proc genericProc(x: any) =
+  forStatic i, 0..3:
+    echo i
+
+concreteProc(7) # This works
+genericProc(7)  # This doesn't compile