forked from M-Labs/nac3
nac3core: codegen fix empty list llvm type
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2822c613ef
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@ -657,7 +657,15 @@ pub fn gen_expr<'ctx, 'a, G: CodeGenerator>(
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.iter()
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.map(|x| generator.gen_expr(ctx, x).unwrap().to_basic_value_enum(ctx, generator))
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.collect_vec();
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let ty = if elements.is_empty() { int32.into() } else { elements[0].get_type() };
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let ty = if elements.is_empty() {
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if let TypeEnum::TList { ty } = &*ctx.unifier.get_ty(expr.custom.unwrap()) {
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ctx.get_llvm_type(generator, *ty)
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} else {
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unreachable!()
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}
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} else {
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elements[0].get_type()
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};
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let length = generator.get_size_type(ctx.ctx).const_int(elements.len() as u64, false);
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let arr_str_ptr = allocate_list(generator, ctx, ty, length);
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let arr_ptr = ctx.build_gep_and_load(arr_str_ptr, &[zero, zero]).into_pointer_value();
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