[Bug tree-optimization/51721] -Warray-bounds false positives and inconsistencies

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51721

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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             Status|NEW                         |ASSIGNED
         AssignedTo|unassigned at gcc dot       |jakub at gcc dot gnu.org
                   |gnu.org                     |

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-01-02 
10:24:55 UTC ---
Created attachment 26216
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26216
gcc47-pr51721.patch

Uptested patch, this time even with testcases.  Restricting just to
EQ_EXPR/NE_EXPR would save just 3 extra stmts and two ifs in the patch, and
restricting to EQ_EXPR/NE_EXPR with constant 0 as opposed to any constant
wouldn't simplify the patch at all.