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unwrap decorative type operators on casts when building ops for casting, to allow for graceful enum casting; gracefully skip struct/enum symbol name prefixes

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This commit is contained in:
Ryan Fleury
2025-07-25 15:17:39 -07:00
parent 1d67eb42a2
commit 1c2855a314
2 changed files with 20 additions and 3 deletions
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src/eval/eval_ir.c
+5 -3
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@@ -841,6 +841,8 @@ e_push_irtree_and_type_from_expr(Arena *arena, E_IRTreeAndType *root_parent, E_I
e_msg_list_concat_in_place(&result.msgs, &cast_irtree.msgs);
E_TypeKey cast_type = cast_irtree.type_key;
E_TypeKind cast_type_kind = e_type_kind_from_key(cast_type);
E_TypeKey cast_type_unwrapped = e_type_key_unwrap(cast_irtree.type_key, E_TypeUnwrapFlag_AllDecorative);
E_TypeKind cast_type_unwrapped_kind = e_type_kind_from_key(cast_type_unwrapped);
U64 cast_type_byte_size = e_type_byte_size_from_key(cast_type);
E_IRTreeAndType casted_tree = e_push_irtree_and_type_from_expr(arena, parent, &e_default_identifier_resolution_rule, disallow_autohooks, 1, casted_expr);
e_msg_list_concat_in_place(&result.msgs, &casted_tree.msgs);
@@ -848,7 +850,7 @@ e_push_irtree_and_type_from_expr(Arena *arena, E_IRTreeAndType *root_parent, E_I
E_TypeKind casted_type_kind = e_type_kind_from_key(casted_type);
U64 casted_type_byte_size = e_type_byte_size_from_key(casted_type);
U8 in_group = e_type_group_from_kind(casted_type_kind);
U8 out_group = e_type_group_from_kind(cast_type_kind);
U8 out_group = e_type_group_from_kind(cast_type_unwrapped_kind);
RDI_EvalConversionKind conversion_rule = rdi_eval_conversion_kind_from_typegroups(in_group, out_group);
// rjf: bad conditions? -> error if applicable, exit
@@ -880,11 +882,11 @@ e_push_irtree_and_type_from_expr(Arena *arena, E_IRTreeAndType *root_parent, E_I
{
new_tree = e_irtree_convert_lo(arena, in_tree, out_group, in_group);
}
if(cast_type_byte_size < casted_type_byte_size && e_type_kind_is_integer(cast_type_kind))
if(cast_type_byte_size < casted_type_byte_size && e_type_kind_is_integer(cast_type_unwrapped_kind))
{
new_tree = e_irtree_trunc(arena, in_tree, cast_type);
}
if(e_type_kind_is_signed(cast_type_kind) && e_type_kind_is_integer(casted_type_kind) && !e_type_kind_is_signed(casted_type_kind))
if(e_type_kind_is_signed(cast_type_unwrapped_kind) && e_type_kind_is_integer(casted_type_kind) && !e_type_kind_is_signed(casted_type_kind))
{
new_tree = e_irtree_trunc(arena, in_tree, cast_type);
}