diff options
Diffstat (limited to 'gcc/tree.c')
| -rw-r--r-- | gcc/tree.c | 25 |
1 files changed, 24 insertions, 1 deletions
@@ -6006,7 +6006,6 @@ free_lang_data (void) free_lang_data_in_cgraph (); /* Create gimple variants for common types. */ - ptrdiff_type_node = integer_type_node; fileptr_type_node = ptr_type_node; const_tm_ptr_type_node = const_ptr_type_node; @@ -10314,6 +10313,30 @@ build_common_tree_nodes (bool signed_char) gcc_unreachable (); } + /* Define what type to use for ptrdiff_t. */ + if (strcmp (PTRDIFF_TYPE, "int") == 0) + ptrdiff_type_node = integer_type_node; + else if (strcmp (PTRDIFF_TYPE, "long int") == 0) + ptrdiff_type_node = long_integer_type_node; + else if (strcmp (PTRDIFF_TYPE, "long long int") == 0) + ptrdiff_type_node = long_long_integer_type_node; + else if (strcmp (PTRDIFF_TYPE, "short int") == 0) + ptrdiff_type_node = short_integer_type_node; + else + { + ptrdiff_type_node = NULL_TREE; + for (int i = 0; i < NUM_INT_N_ENTS; i++) + if (int_n_enabled_p[i]) + { + char name[50]; + sprintf (name, "__int%d", int_n_data[i].bitsize); + if (strcmp (name, PTRDIFF_TYPE) == 0) + ptrdiff_type_node = int_n_trees[i].signed_type; + } + if (ptrdiff_type_node == NULL_TREE) + gcc_unreachable (); + } + /* Fill in the rest of the sized types. Reuse existing type nodes when possible. */ intQI_type_node = make_or_reuse_type (GET_MODE_BITSIZE (QImode), 0); |