File: pack_metadata.sil

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// RUN: %target-sil-opt -enable-sil-verify-all=true %s | %target-sil-opt -enable-sil-verify-all=true | %FileCheck %s

sil_stage lowered

// CHECK-LABEL: sil @markers : {{.*}} {
// CHECK:         [[MARKER:%[^,]+]] = alloc_pack_metadata
// CHECK:         dealloc_pack_metadata [[MARKER]]
// CHECK-LABEL: } // end sil function 'markers'
sil @markers : $<each T>() -> () {
entry:
  %a = alloc_pack_metadata $()
  apply undef<Pack{repeat each T}>() : $@convention(thin) <each T>() -> ()
  dealloc_pack_metadata %a : $*()
  %retval = tuple ()
  return %retval : $()
}

// CHECK-LABEL: sil [no_onstack_pack_metadata] @annotation : {{.*}} {
// CHECK-LABEL: } // end sil function 'annotation'
sil [no_onstack_pack_metadata] @annotation : $() -> () {
  %retval = tuple ()
  return %retval : $()
}