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#4873 issue fixed #4876

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#4873 issue fixed #4876

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11 changes: 11 additions & 0 deletions src/llvm_backend_expr.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -3110,6 +3110,17 @@ gb_internal lbValue lb_emit_comp_against_nil(lbProcedure *p, TokenKind op_kind,
}
}
break;
case Type_Array: {
// For arrays where the element type is nil-comparable (like string),
// perform a memory comparison of the entire array.
auto args = array_make<lbValue>(permanent_allocator(), 2);
lbValue lhs = lb_address_from_load_or_generate_local(p, x);
args[0] = lb_emit_conv(p, lhs, t_rawptr);
args[1] = lb_const_int(p->module, t_int, type_size_of(x.type));
lbValue mem_cmp = lb_emit_runtime_call(p, "memory_compare_zero", args);
return lb_emit_comp(p, op_kind, mem_cmp, lb_const_int(p->module, t_int, 0));
} break;


case Type_DynamicArray:
{
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