diff options
Diffstat (limited to 'gcc/lto/lto.c')
| -rw-r--r-- | gcc/lto/lto.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/gcc/lto/lto.c b/gcc/lto/lto.c index 169b025..75774a1 100644 --- a/gcc/lto/lto.c +++ b/gcc/lto/lto.c @@ -413,6 +413,9 @@ static void iterative_hash_canonical_type (tree type, inchash::hash &hstate) { hashval_t v; + + /* All type variants have same TYPE_CANONICAL. */ + type = TYPE_MAIN_VARIANT (type); /* An already processed type. */ if (TYPE_CANONICAL (type)) { @@ -498,7 +501,15 @@ gimple_register_canonical_type (tree t) if (TYPE_CANONICAL (t) || !type_with_alias_set_p (t)) return; - gimple_register_canonical_type_1 (t, hash_canonical_type (t)); + /* Canonical types are same among all complete variants. */ + if (TYPE_CANONICAL (TYPE_MAIN_VARIANT (t))) + TYPE_CANONICAL (t) = TYPE_CANONICAL (TYPE_MAIN_VARIANT (t)); + else + { + gimple_register_canonical_type_1 (TYPE_MAIN_VARIANT (t), + hash_canonical_type (TYPE_MAIN_VARIANT (t))); + TYPE_CANONICAL (t) = TYPE_CANONICAL (TYPE_MAIN_VARIANT (t)); + } } /* Re-compute TYPE_CANONICAL for NODE and related types. */ |