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re PR tree-optimization/64365 (Predictive commoning after loop vectorization produces...
authorRichard Biener <rguenther@suse.de>
Thu, 15 Jan 2015 08:41:08 +0000 (08:41 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Thu, 15 Jan 2015 08:41:08 +0000 (08:41 +0000)
commitd679e96bbecf5a59940c99dfec883d9dd5ba81ea
tree5587549503935cc2c2538ef2bf5ef2be384b58d0tree
parent5434dc0730795cf6a2ef8a9fe20e4dcc9cd077becommit | diff
re PR tree-optimization/64365 (Predictive commoning after loop vectorization produces incorrect code.)

2015-01-15  Richard Biener  <rguenther@suse.de>

PR middle-end/64365
* tree-data-ref.c (dr_analyze_indices): Make sure that accesses
for MEM_REF access functions with the same base can never partially
overlap.

* gcc.dg/torture/pr64365.c: New testcase.

From-SVN: r219634
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/torture/pr64365.c [new file with mode: 0644] blob
gcc/tree-data-ref.c diff | blob | history