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re PR tree-optimization/53516 (Vectorization and memset recognition miscompile bitfie...
authorRichard Guenther <rguenther@suse.de>
Tue, 29 May 2012 14:40:16 +0000 (14:40 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Tue, 29 May 2012 14:40:16 +0000 (14:40 +0000)
commit508ef0c675b409e2c92c8078a2dc5043da88db1b
treedefff990b81b71950b63227548cb841b34adf3bdtree
parent073a899888791eb53e4454236e3463b6619bfd9bcommit | diff
re PR tree-optimization/53516 (Vectorization and memset recognition miscompile bitfield stores)

2012-05-29  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/53516
* tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
bitfield accesses.
* tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.

* gcc.dg/torture/pr53516.c: New testcase.

From-SVN: r187961
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/torture/pr53516.c [new file with mode: 0644] blob
gcc/tree-data-ref.c diff | blob | history
gcc/tree-vect-data-refs.c diff | blob | history