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(parent: 1d3aa46) | patch
re PR middle-end/52835 (-O3 wrongly optimizes loop __builtin_memcpy away)
authorJakub Jelinek <jakub@redhat.com>
Tue, 3 Apr 2012 08:49:14 +0000 (10:49 +0200)
committerJakub Jelinek <jakub@gcc.gnu.org>
Tue, 3 Apr 2012 08:49:14 +0000 (10:49 +0200)
commit8a1da634352052e0094ae44c31360e3976239542
tree6a0fe81981a99e6ecad3a8b44a0a72dfcf8f7bbdtree
parent1d3aa4665083eb2bcd1d394f935afc2aa4c34666commit | diff
re PR middle-end/52835 (-O3 wrongly optimizes loop __builtin_memcpy away)

PR tree-optimization/52835
* tree-data-ref.c (build_rdg): Return NULL if
compute_data_dependences_for_loop failed.

* gfortran.dg/pr52835.f90: New test.

From-SVN: r186101
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gfortran.dg/pr52835.f90 [new file with mode: 0644] blob
gcc/tree-data-ref.c diff | blob | history