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| author | dnovillo <dnovillo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-03-20 03:59:45 +0000 |
|---|---|---|
| committer | dnovillo <dnovillo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-03-20 03:59:45 +0000 |
| commit | e20e5153e2947ecd85323712b1bf35a7b2e6ccc3 (patch) | |
| tree | 8970f20eac2ad2aaeb5016a190118c6ddbf2864a /gcc/doc | |
| parent | ec517cc92e1c4a6b84843d8bbaa91810e015f1c5 (diff) | |
PR optimization/14643
* tree-ssa-alias.c (group_aliases_into): Don't add a variable
to its own may-alias set.
(create_alias_map_for): New.
(setup_pointers_and_addressables): Call it.
Fix allocation of AI->ADDRESSABLE_VARS and AI->POINTERS.
If there are no addressable variables and more than one
dereferenced pointers, add type tags to the ADDRESSABLE_VARS
array.
(get_tmt_for): Add comment about using alias set equality when
checking for existing tags.
testsuite/ChangeLog.tree-ssa:
* gcc.dg/tree-ssa/20040319-1.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/tree-ssa-20020619-branch@79728 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/doc')
0 files changed, 0 insertions, 0 deletions