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c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.

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2004-10-16  Dale Johannesen  <dalej@apple.com>

        * c-common.c (c_common_get_alias_set):  Use GGC for type_hash_table.

From-SVN: r89156
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Dale Johannesen 2004-10-16 22:58:45 +00:00 • committed by Dale Johannesen
parent 410c47a4d1
commit 4fe52ce98c
2 changed files with 7 additions and 2 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2004-10-16 Dale Johannesen <dalej@apple.com>
* c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/17766

5
gcc/c-common.c
View file

@ -2592,6 +2592,8 @@ c_type_hash (const void *p)
return ((size << 24) | (i << shift));
}
static GTY((param_is (union tree_node))) htab_t type_hash_table;
/* Return the typed-based alias set for T, which may be an expression
or a type. Return -1 if we don't do anything special. */
@ -2600,7 +2602,6 @@ c_common_get_alias_set (tree t)
{
tree u;
PTR *slot;
static htab_t type_hash_table;
/* Permit type-punning when accessing a union, provided the access
is directly through the union. For example, this code does not
@ -2719,7 +2720,7 @@ c_common_get_alias_set (tree t)
/* Look up t in hash table. Only one of the compatible types within each
alias set is recorded in the table. */
if (!type_hash_table)
type_hash_table = htab_create (1021, c_type_hash,
type_hash_table = htab_create_ggc (1021, c_type_hash,
(htab_eq) lang_hooks.types_compatible_p,
NULL);
slot = htab_find_slot (type_hash_table, t, INSERT);