Fixes #20348; only respect the recursion limit if the symbol's generic type has been generated by the compiler (#20377)

Fixes #20348

1 files changed, 123 insertions, 0 deletions

diff --git a/tests/generics/tgeneric_recursionlimit.nim b/tests/generics/tgeneric_recursionlimit.nim
new file mode 100644
index 000000000..5fe9b43c6
--- /dev/null
+++ b/tests/generics/tgeneric_recursionlimit.nim
@@ -0,0 +1,123 @@
+discard """
+  action: "compile"
+"""
+
+# https://github.com/nim-lang/Nim/issues/20348
+
+type
+  Payload[T] = object
+    payload: T
+  Carrier[T] = object
+    val: T
+
+type
+  Payload0*[T] = object
+    payload: Payload[T]
+  Payload1*[T] = object
+    payload: Payload[T]
+  Payload2*[T] = object
+    payload: Payload[T]
+  Payload3*[T] = object
+    payload: Payload[T]
+  Payload4*[T] = object
+    payload: Payload[T]
+  Payload5*[T] = object
+    payload: Payload[T]
+  Payload6*[T] = object
+    payload: Payload[T]
+  Payload7*[T] = object
+    payload: Payload[T]
+  Payload8*[T] = object
+    payload: Payload[T]
+  Payload9*[T] = object
+    payload: Payload[T]
+  Payload10*[T] = object
+    payload: Payload[T]
+  Payload11*[T] = object
+    payload: Payload[T]
+  Payload12*[T] = object
+    payload: Payload[T]
+  Payload13*[T] = object
+    payload: Payload[T]
+  Payload14*[T] = object
+    payload: Payload[T]
+  Payload15*[T] = object
+    payload: Payload[T]
+  Payload16*[T] = object
+    payload: Payload[T]
+  Payload17*[T] = object
+    payload: Payload[T]
+  Payload18*[T] = object
+    payload: Payload[T]
+  Payload19*[T] = object
+    payload: Payload[T]
+  Payload20*[T] = object
+    payload: Payload[T]
+  Payload21*[T] = object
+    payload: Payload[T]
+  Payload22*[T] = object
+    payload: Payload[T]
+  Payload23*[T] = object
+    payload: Payload[T]
+  Payload24*[T] = object
+    payload: Payload[T]
+  Payload25*[T] = object
+    payload: Payload[T]
+  Payload26*[T] = object
+    payload: Payload[T]
+  Payload27*[T] = object
+    payload: Payload[T]
+  Payload28*[T] = object
+    payload: Payload[T]
+  Payload29*[T] = object
+    payload: Payload[T]
+  Payload30*[T] = object
+    payload: Payload[T]
+  Payload31*[T] = object
+    payload: Payload[T]
+  Payload32*[T] = object
+    payload: Payload[T]
+  Payload33*[T] = object
+    payload: Payload[T]
+
+type
+  Carriers*[T] = object
+    c0*: Carrier[Payload0[T]]
+    c1*: Carrier[Payload1[T]]
+    c2*: Carrier[Payload2[T]]
+    c3*: Carrier[Payload3[T]]
+    c4*: Carrier[Payload4[T]]
+    c5*: Carrier[Payload5[T]]
+    c6*: Carrier[Payload6[T]]
+    c7*: Carrier[Payload7[T]]
+    c8*: Carrier[Payload8[T]]
+    c9*: Carrier[Payload9[T]]
+    c10*: Carrier[Payload10[T]]
+    c11*: Carrier[Payload11[T]]
+    c12*: Carrier[Payload12[T]]
+    c13*: Carrier[Payload13[T]]
+    c14*: Carrier[Payload14[T]]
+    c15*: Carrier[Payload15[T]]
+    c16*: Carrier[Payload16[T]]
+    c17*: Carrier[Payload17[T]]
+    c18*: Carrier[Payload18[T]]
+    c19*: Carrier[Payload19[T]]
+    c20*: Carrier[Payload20[T]]
+    c21*: Carrier[Payload21[T]]
+    c22*: Carrier[Payload22[T]]
+    c23*: Carrier[Payload23[T]]
+    c24*: Carrier[Payload24[T]]
+    c25*: Carrier[Payload25[T]]
+    c26*: Carrier[Payload26[T]]
+    c27*: Carrier[Payload27[T]]
+    c28*: Carrier[Payload28[T]]
+    c29*: Carrier[Payload29[T]]
+    c30*: Carrier[Payload30[T]]
+    c31*: Carrier[Payload31[T]]
+    c32*: Carrier[Payload32[T]]
+    c33*: Carrier[Payload33[T]]
+
+var carriers : Carriers[int]
+
+static:
+  assert $(typeof(carriers.c33.val)) == "Payload33[system.int]"