[Bug tree-optimization/52081] Missed tail merging with pure calls

[vries at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52081

--- Comment #2 from vries at gcc dot gnu.org 2012-02-02 10:46:42 UTC ---
submitted patch: http://gcc.gnu.org/ml/gcc-patches/2012-02/msg00078.html