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-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/c-family/ChangeLog5
-rw-r--r--gcc/c-family/c-common.c2
-rw-r--r--gcc/lto/ChangeLog4
-rw-r--r--gcc/lto/lto-lang.c2
-rw-r--r--gcc/tree.c25
6 files changed, 38 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index bd9929b..80124c2 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
+
+ * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
+ (free_lang_data): Remove assignment to ptrdiff_type_node.
+
2016-11-25 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/78526
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog
index b2f712f..183493d 100644
--- a/gcc/c-family/ChangeLog
+++ b/gcc/c-family/ChangeLog
@@ -1,3 +1,8 @@
+2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
+
+ * c-common.c (c_common_nodes_and_builtins): Remove initialization of
+ ptrdiff_type_node;
+
2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
* c-common.c (excess_precision_mode_join): New.
diff --git a/gcc/c-family/c-common.c b/gcc/c-family/c-common.c
index 62174a9..0749361 100644
--- a/gcc/c-family/c-common.c
+++ b/gcc/c-family/c-common.c
@@ -4475,8 +4475,6 @@ c_common_nodes_and_builtins (void)
default_function_type
= build_varargs_function_type_list (integer_type_node, NULL_TREE);
- ptrdiff_type_node
- = TREE_TYPE (identifier_global_value (get_identifier (PTRDIFF_TYPE)));
unsigned_ptrdiff_type_node = c_common_unsigned_type (ptrdiff_type_node);
lang_hooks.decls.pushdecl
diff --git a/gcc/lto/ChangeLog b/gcc/lto/ChangeLog
index cf65f02..7957b2b 100644
--- a/gcc/lto/ChangeLog
+++ b/gcc/lto/ChangeLog
@@ -1,3 +1,7 @@
+2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
+
+ * lto-lang.c (lto_init): Remove initialization of ptrdiff_type_node.
+
2016-11-23 Richard Biener <rguenther@suse.de>
PR lto/78472
diff --git a/gcc/lto/lto-lang.c b/gcc/lto/lto-lang.c
index a5f04ba..58f6e0c 100644
--- a/gcc/lto/lto-lang.c
+++ b/gcc/lto/lto-lang.c
@@ -1271,8 +1271,6 @@ lto_init (void)
gcc_assert (TYPE_MAIN_VARIANT (const_tm_ptr_type_node)
== const_ptr_type_node);
- ptrdiff_type_node = integer_type_node;
-
lto_build_c_type_nodes ();
gcc_assert (va_list_type_node);
diff --git a/gcc/tree.c b/gcc/tree.c
index dd6ef63..0f0e675 100644
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -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);