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add assert

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Folkert 2021-06-25 22:37:30 +02:00
parent 32dcd96f80
commit e2a3e6792d
1 changed files with 3 additions and 0 deletions
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3
compiler/gen_llvm/src/llvm/bitcode.rs
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@ -73,6 +73,9 @@ pub fn build_has_tag_id<'a, 'ctx, 'env>(
) -> FunctionValue<'ctx> {
let fn_name: &str = &format!("{}_has_tag_id", function.get_name().to_string_lossy());
// currently the code assumes we're dealing with a non-recursive layout
debug_assert!(matches!(union_layout, UnionLayout::NonRecursive(_)));
match env.module.get_function(fn_name) {
Some(function_value) => function_value,
None => build_has_tag_id_help(env, union_layout, &fn_name),