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Instantiating an alias of a user-defined type was not properly caught #2798

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This commit is contained in:
Christoffer Lerno
2026-01-22 13:50:57 +01:00
parent b1fea45cd1
commit 6a78864b6c
3 changed files with 17 additions and 7 deletions
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14
src/compiler/sema_types.c
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@@ -442,15 +442,15 @@ INLINE bool sema_resolve_generic_type(SemaContext *context, TypeInfo *type_info)
{
RETURN_SEMA_ERROR(inner, "Parameterization required a concrete type name here.");
}
if (inner->resolve_status == RESOLVE_DONE)
switch (inner->resolve_status)
{
if (!type_is_user_defined(inner->type))
{
RETURN_SEMA_ERROR(inner, "A user defined type was expected here, not %s.", type_quoted_error_string(inner->type));
}
case RESOLVE_DONE:
RETURN_SEMA_ERROR(inner, "A user-defined generic type was expected here, but the type was %s.", type_quoted_error_string(inner->type));
case RESOLVE_RUNNING:
RETURN_SEMA_ERROR(inner, "Resolving the type %s entered a recursive loop.", type_quoted_error_string(inner->type));
default:
break;
}
ASSERT_SPAN(inner, inner->resolve_status == RESOLVE_NOT_DONE);
bool was_recursive = false;
if (compiler.generic_depth >= MAX_GENERIC_DEPTH)
{