rustc_codegen_llvm::debuginfo::metadata::enums

Function build_coroutine_variant_struct_type_di_node

Source 
fn build_coroutine_variant_struct_type_di_node<'ll, 'tcx>(
    cx: &GenericCx<'ll, FullCx<'ll, 'tcx>>,
    variant_index: VariantIdx,
    coroutine_type_and_layout: TyAndLayout<'tcx>,
    coroutine_type_di_node: &'ll Metadata,
    coroutine_layout: &CoroutineLayout<'tcx>,
    common_upvar_names: &IndexSlice<FieldIdx, Symbol>,
) -> &'ll Metadata
Expand description

Build the struct type for describing a single coroutine state. See build_coroutine_variant_struct_type_di_node.


      DW_TAG_structure_type              (top-level type for enum)
        DW_TAG_variant_part              (variant part)
          DW_AT_discr                    (reference to discriminant DW_TAG_member)
          DW_TAG_member                  (discriminant member)
          DW_TAG_variant                 (variant 1)
          DW_TAG_variant                 (variant 2)
          DW_TAG_variant                 (variant 3)
 --->   DW_TAG_structure_type            (type of variant 1)
 --->   DW_TAG_structure_type            (type of variant 2)
 --->   DW_TAG_structure_type            (type of variant 3)