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fix zero-sized closures

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This commit is contained in:
Folkert 2020-11-08 03:04:28 +01:00
parent 2267a1174a
commit c20b40a7d2
6 changed files with 56 additions and 35 deletions
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8
compiler/gen/src/llvm/build.rs
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@ -905,7 +905,6 @@ pub fn build_exp_expr<'a, 'ctx, 'env>(
Struct(sorted_fields) => {
let ctx = env.context;
let builder = env.builder;
let ptr_bytes = env.ptr_bytes;
// Determine types
let num_fields = sorted_fields.len();
@ -916,7 +915,7 @@ pub fn build_exp_expr<'a, 'ctx, 'env>(
// Zero-sized fields have no runtime representation.
// The layout of the struct expects them to be dropped!
let (field_expr, field_layout) = load_symbol_and_layout(env, scope, symbol);
if field_layout.stack_size(ptr_bytes) != 0 {
if !field_layout.is_dropped_because_empty() {
field_types.push(basic_type_from_layout(
env.arena,
env.context,
@ -956,7 +955,6 @@ pub fn build_exp_expr<'a, 'ctx, 'env>(
let it = arguments.iter();
let ctx = env.context;
let ptr_bytes = env.ptr_bytes;
let builder = env.builder;
// Determine types
@ -966,9 +964,7 @@ pub fn build_exp_expr<'a, 'ctx, 'env>(
for field_symbol in it {
let (val, field_layout) = load_symbol_and_layout(env, scope, field_symbol);
// Zero-sized fields have no runtime representation.
// The layout of the struct expects them to be dropped!
if field_layout.stack_size(ptr_bytes) != 0 {
if !field_layout.is_dropped_because_empty() {
let field_type = basic_type_from_layout(
env.arena,
env.context,