test/Fir/recursive-type-tco.fir

// Test lowering FIR to LLVM IR for a recursive type

// RUN: tco %s | FileCheck %s

// CHECK-LABEL: %t = type { ptr }
!t = !fir.type<t {p : !fir.ptr<!fir.type<t>>}>

// CHECK-LABEL: @a({ %t } %{{.*}})
func.func @a(%a : tuple<!t>) {
  return
}