Hello,

this was bootstrapped and regtested on powerpc64le-unknown-linux-gnu.

2016-05-20  Marc Glisse  <marc.glisse@inria.fr>

gcc/
 	* match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.

gcc/testsuite/
 	* gcc.dg/tree-ssa/pr71206.c: New testcase.

-- 
Marc Glisse