Xfail ssa-dom-cse-2.c for nvptx

2018-01-08  Tom de Vries  <tom@codesourcery.com>

	* gcc.dg/tree-ssa/ssa-dom-cse-2.c: Xfail scan for nvptx.

From-SVN: r256340

gcc/testsuite/ChangeLog

+2018-01-08  Tom de Vries  <tom@codesourcery.com>
+
+	* gcc.dg/tree-ssa/ssa-dom-cse-2.c: Xfail scan for nvptx.
+
 2018-01-08  Richard Biener  <rguenther@suse.de>
 
 	PR tree-optimization/83685

gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-cse-2.c

@@ -25,4 +25,4 @@ foo ()
    but the loop reads only one element at a time, and DOM cannot resolve these.
    The same happens on powerpc depending on the SIMD support available.  */
 
-/* { dg-final { scan-tree-dump "return 28;" "optimized" { xfail { { alpha*-*-* hppa*64*-*-* } || { lp64 && { powerpc*-*-* sparc*-*-* riscv*-*-* } } } } } } */
+/* { dg-final { scan-tree-dump "return 28;" "optimized" { xfail { { alpha*-*-* hppa*64*-*-* nvptx*-*-* } || { lp64 && { powerpc*-*-* sparc*-*-* riscv*-*-* } } } } } } */