[PATCH, rs6000] pr58684, pr83759 xfail test cases that fail on powerpc64.

This patch xfails a few test cases on powerpc64 that fail after r256380
due to a longstanding issue with floating-point compares.

See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58684 for more information.


2018-01-30  Bill Seurer  <seurer@linux.vnet.ibm.com>

	PR 58684
	* gcc/testsuite/gcc.dg/torture/inf-compare-1.c: Add xfail.
	* gcc/testsuite/gcc.dg/torture/inf-compare-2.c: Add xfail.
	* gcc/testsuite/gcc.dg/torture/inf-compare-3.c: Add xfail.
	* gcc/testsuite/gcc.dg/torture/inf-compare-4.c: Add xfail.

From-SVN: r257190

gcc/testsuite/ChangeLog

+2018-01-30  Bill Seurer  <seurer@linux.vnet.ibm.com>
+
+	PR 58684
+	* gcc/testsuite/gcc.dg/torture/inf-compare-1.c: Add xfail.
+	* gcc/testsuite/gcc.dg/torture/inf-compare-2.c: Add xfail.
+	* gcc/testsuite/gcc.dg/torture/inf-compare-3.c: Add xfail.
+	* gcc/testsuite/gcc.dg/torture/inf-compare-4.c: Add xfail.
+
 2018-01-30  Jakub Jelinek  <jakub@redhat.com>
 
 	PR tree-optimization/84111

gcc/testsuite/gcc.dg/torture/inf-compare-1.c

-/* { dg-do run } */
+/* { dg-do run { xfail { powerpc*-*-* } } } */
+/* remove the xfail for powerpc when pr58684 is fixed */
 /* { dg-add-options ieee } */
 /* { dg-require-effective-target fenv_exceptions } */
 

gcc/testsuite/gcc.dg/torture/inf-compare-2.c

-/* { dg-do run } */
+/* { dg-do run { xfail { powerpc*-*-* } } } */
+/* remove the xfail for powerpc when pr58684 is fixed */
 /* { dg-add-options ieee } */
 /* { dg-require-effective-target fenv_exceptions } */
 

gcc/testsuite/gcc.dg/torture/inf-compare-3.c

-/* { dg-do run } */
+/* { dg-do run { xfail { powerpc*-*-* } } } */
+/* remove the xfail for powerpc when pr58684 is fixed */
 /* { dg-add-options ieee } */
 /* { dg-require-effective-target fenv_exceptions } */
 

gcc/testsuite/gcc.dg/torture/inf-compare-4.c

-/* { dg-do run } */
+/* { dg-do run { xfail { powerpc*-*-* } } } */
+/* remove the xfail for powerpc when pr58684 is fixed */
 /* { dg-add-options ieee } */
 /* { dg-require-effective-target fenv_exceptions } */