http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51118
--- Comment #5 from Uros Bizjak <ubizjak at gmail dot com> 2011-11-17 17:50:44 UTC --- Better patch: --cut here-- Index: fold-const.c =================================================================== --- fold-const.c (revision 181443) +++ fold-const.c (working copy) @@ -14157,7 +14157,8 @@ } } md5_process_bytes (expr, tree_size (expr), ctx); - fold_checksum_tree (TREE_TYPE (expr), ctx, ht); + if (CODE_CONTAINS_STRUCT (code, TS_TYPED)) + fold_checksum_tree (TREE_TYPE (expr), ctx, ht); if (TREE_CODE_CLASS (code) != tcc_type && TREE_CODE_CLASS (code) != tcc_declaration && code != TREE_LIST --cut here--