[Bug tree-optimization/59715] [4.7/4.8/4.9 Regression] wrong code at -Os and above on x86_64-linux-gnu

[vries at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59715

vries at gcc dot gnu.org changed:

           What    |Removed                     |Added
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                 CC|                            |rguenth at gcc dot gnu.org

--- Comment #6 from vries at gcc dot gnu.org ---
The redundant store elimination in tree-ssa-dom.c:optimize_stmt (introduced in
PR45705) removes the non-redundant store b = 0.