diff options
| author | Zdenek Dvorak <dvorakz@suse.cz> | 2005-12-19 01:56:31 +0100 |
|---|---|---|
| committer | Zdenek Dvorak <rakdver@gcc.gnu.org> | 2005-12-19 00:56:31 +0000 |
| commit | fd0bd278031c12e1148fb28b4fd66849cfe61781 (patch) | |
| tree | d351763a90b3d4fc4526acfe82f22bc20c93ada9 /gcc/tree-ssa-structalias.c | |
| parent | 3cbc7af037de005ee1c45a07643e153375343cb4 (diff) | |
| download | gcc-fd0bd278031c12e1148fb28b4fd66849cfe61781.zip gcc-fd0bd278031c12e1148fb28b4fd66849cfe61781.tar.gz gcc-fd0bd278031c12e1148fb28b4fd66849cfe61781.tar.bz2 | |
tree-ssa-structalias.c (update_alias_info): Remove handling of may_be_aliased (SSA_NAME_VAR (op)) case.
* tree-ssa-structalias.c (update_alias_info): Remove handling
of may_be_aliased (SSA_NAME_VAR (op)) case.
From-SVN: r108776
Diffstat (limited to 'gcc/tree-ssa-structalias.c')
| -rw-r--r-- | gcc/tree-ssa-structalias.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/gcc/tree-ssa-structalias.c b/gcc/tree-ssa-structalias.c index b4251d6..a3c655c 100644 --- a/gcc/tree-ssa-structalias.c +++ b/gcc/tree-ssa-structalias.c @@ -3007,11 +3007,9 @@ update_alias_info (tree stmt, struct alias_info *ai) var = SSA_NAME_VAR (op); v_ann = var_ann (var); - /* If the operand's variable may be aliased, keep track of how - many times we've referenced it. This is used for alias - grouping in compute_flow_insensitive_aliasing. */ - if (may_be_aliased (var)) - NUM_REFERENCES_INC (v_ann); + /* The base variable of an ssa name must be a GIMPLE register, and thus + it cannot be aliased. */ + gcc_assert (!may_be_aliased (var)); /* We are only interested in pointers. */ if (!POINTER_TYPE_P (TREE_TYPE (op))) |