src/test/codegen-units/item-collection/non-generic-drop-glue.rs

   1 //
   2 // compile-flags:-Zprint-mono-items=eager
   3 // compile-flags:-Zinline-in-all-cgus
   4
   5 #![deny(dead_code)]
   6 #![feature(start)]
   7
   8 //~ MONO_ITEM fn std::ptr::drop_in_place::<StructWithDrop> - shim(Some(StructWithDrop)) @@ non_generic_drop_glue-cgu.0[Internal]
   9 struct StructWithDrop {
  10     x: i32
  11 }
  12
  13 impl Drop for StructWithDrop {
  14     //~ MONO_ITEM fn <StructWithDrop as std::ops::Drop>::drop
  15     fn drop(&mut self) {}
  16 }
  17
  18 struct StructNoDrop {
  19     x: i32
  20 }
  21
  22 //~ MONO_ITEM fn std::ptr::drop_in_place::<EnumWithDrop> - shim(Some(EnumWithDrop)) @@ non_generic_drop_glue-cgu.0[Internal]
  23 enum EnumWithDrop {
  24     A(i32)
  25 }
  26
  27 impl Drop for EnumWithDrop {
  28     //~ MONO_ITEM fn <EnumWithDrop as std::ops::Drop>::drop
  29     fn drop(&mut self) {}
  30 }
  31
  32 enum EnumNoDrop {
  33     A(i32)
  34 }
  35
  36 //~ MONO_ITEM fn start
  37 #[start]
  38 fn start(_: isize, _: *const *const u8) -> isize {
  39     let _ = StructWithDrop { x: 0 }.x;
  40     let _ = StructNoDrop { x: 0 }.x;
  41     let _ = match EnumWithDrop::A(0) {
  42         EnumWithDrop::A(x) => x
  43     };
  44     let _ = match EnumNoDrop::A(0) {
  45         EnumNoDrop::A(x) => x
  46     };
  47
  48     0
  49 }