diff options
Diffstat (limited to 'gcc/tree.c')
| -rw-r--r-- | gcc/tree.c | 17 |
1 files changed, 16 insertions, 1 deletions
@@ -5345,6 +5345,20 @@ free_lang_data_in_type (tree type, struct free_lang_data_d *fld) || SCALAR_FLOAT_TYPE_P (type) || FIXED_POINT_TYPE_P (type)) { + if (TREE_CODE (type) == ENUMERAL_TYPE) + { + /* Type values are used only for C++ ODR checking. Drop them + for all type variants and non-ODR types. */ + if (TYPE_MAIN_VARIANT (type) != type + || !type_with_linkage_p (type)) + TYPE_VALUES (type) = NULL; + else + /* Simplify representation by recording only values rather + than const decls. */ + for (tree e = TYPE_VALUES (type); e; e = TREE_CHAIN (e)) + if (TREE_CODE (TREE_VALUE (e)) == CONST_DECL) + TREE_VALUE (e) = DECL_INITIAL (TREE_VALUE (e)); + } free_lang_data_in_one_sizepos (&TYPE_MIN_VALUE (type)); free_lang_data_in_one_sizepos (&TYPE_MAX_VALUE (type)); } @@ -13525,7 +13539,8 @@ verify_type_variant (const_tree t, tree tv) } /* Check various uses of TYPE_VALUES_RAW. */ - if (TREE_CODE (t) == ENUMERAL_TYPE) + if (TREE_CODE (t) == ENUMERAL_TYPE + && TYPE_VALUES (t)) verify_variant_match (TYPE_VALUES); else if (TREE_CODE (t) == ARRAY_TYPE) verify_variant_match (TYPE_DOMAIN); |