1 files changed, 28 insertions, 0 deletions
diff --git a/tests/generics/tforwardgeneric.nim b/tests/generics/tforwardgeneric.nim
new file mode 100644
index 000000000..9f68bf332
--- /dev/null
+++ b/tests/generics/tforwardgeneric.nim
@@ -0,0 +1,28 @@
+discard """
+  output: "1.1 11\n42\n0"
+  ccodecheck: "!@'ClEnv'"
+"""
+
+proc p[T](a, b: T): T
+
+echo p(0.9, 0.1), " ", p(9, 1)
+
+proc p[T](a, b: T): T =
+  let c = b
+  result = a + b + c
+
+# https://github.com/nim-lang/Nim/issues/4908
+proc foo(t: typedesc[int]): int
+proc bar(): int = foo(int)
+proc foo(t: typedesc[int]): int =
+  return 0
+
+# https://github.com/nim-lang/Nim/issues/4104
+proc print[T](t: T) # Error: implementation of 'print.print(t: int)' expected
+print 42 # moving this line after the implementation fixes the error,
+         # but such behaviour makes forward declaration pointless
+proc print[T](t: T) =
+  echo t
+
+echo bar()
+