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| author | Andrew MacLeod <amacleod@redhat.com> | 2006-06-15 13:30:17 +0000 |
|---|---|---|
| committer | Andrew Macleod <amacleod@gcc.gnu.org> | 2006-06-15 13:30:17 +0000 |
| commit | 82460c7576f384ea95bf6cdf333d11b93c55690f (patch) | |
| tree | 4343e6b952861e4881431830cb7fcf4aeddf46db /gcc/tree-dfa.c | |
| parent | da4340a1ac90357925a7606b39e94fef133ecd13 (diff) | |
| download | gcc-82460c7576f384ea95bf6cdf333d11b93c55690f.zip gcc-82460c7576f384ea95bf6cdf333d11b93c55690f.tar.gz gcc-82460c7576f384ea95bf6cdf333d11b93c55690f.tar.bz2 | |
re PR middle-end/27793 (num_ssa_names inconsistent or immediate use iterator wrong)
2006-06-15 Andrew MacLeod <amacleod@redhat.com>
PR middle-end/27793
* tree-dfa.c (referenced_vars_dup_list): Remove.
(find_referenced_vars): Remove assert.
(referenced_var_check_and_insert): Replace dup list with assert.
* tree-ssa.c (delete_tree_ssa): Remove dup list processing.
* tree-flow.h (referenced_vars_dup_list): Remove extern decl.
From-SVN: r114678
Diffstat (limited to 'gcc/tree-dfa.c')
| -rw-r--r-- | gcc/tree-dfa.c | 25 |
1 files changed, 2 insertions, 23 deletions
diff --git a/gcc/tree-dfa.c b/gcc/tree-dfa.c index b5a0178..f0049ed 100644 --- a/gcc/tree-dfa.c +++ b/gcc/tree-dfa.c @@ -75,8 +75,6 @@ static tree find_vars_r (tree *, int *, void *); /* Array of all variables referenced in the function. */ htab_t referenced_vars; -/* List of referenced variables with duplicate UID's. */ -VEC(tree,gc) *referenced_vars_dup_list; /* Default definition for this symbols. If set for symbol, it means that the first reference to this variable in the function is a @@ -102,7 +100,6 @@ find_referenced_vars (void) basic_block bb; block_stmt_iterator si; - gcc_assert (VEC_length (tree, referenced_vars_dup_list) == 0); FOR_EACH_BB (bb) for (si = bsi_start (bb); !bsi_end_p (si); bsi_next (&si)) { @@ -640,27 +637,9 @@ referenced_var_check_and_insert (tree to) if (h) { - unsigned u; - tree t = NULL_TREE; - /* DECL_UID has already been entered in the table. Verify that it is - the same entry as TO. */ - gcc_assert (h->to != NULL); - if (h->to == to) - return false; - - /* PRs 26757 and 27793. Maintain a list of duplicate variable pointers - with the same DECL_UID. There isn't usually very many. - TODO. Once the C++ front end doesn't create duplicate DECL UID's, this - code can be removed. */ - for (u = 0; u < VEC_length (tree, referenced_vars_dup_list); u++) - { - t = VEC_index (tree, referenced_vars_dup_list, u); - if (t == to) - break; - } - if (t != to) - VEC_safe_push (tree, gc, referenced_vars_dup_list, to); + the same entry as TO. See PR 27793. */ + gcc_assert (h->to == to); return false; } |