debug-1.c: Pass -fno-if-conversion for mmix-knuth-mmixware for the same reason as for MIPS.

	* gcc.dg/debug/debug-1.c: Pass -fno-if-conversion for
	mmix-knuth-mmixware for the same reason as for MIPS.
	* gcc.dg/debug/debug-2.c: Ditto.

From-SVN: r219181

gcc/testsuite/ChangeLog

 2015-01-05  Hans-Peter Nilsson  <hp@bitrange.com>
 
+	* gcc.dg/debug/debug-1.c: Pass -fno-if-conversion for
+	mmix-knuth-mmixware for the same reason as for MIPS.
+	* gcc.dg/debug/debug-2.c: Ditto.
+
 	* gcc.dg/pr42629.c: Only pass scheduling options on scheduling targets.
 
 2015-01-03  John David Anglin  <danglin@gcc.gnu.org>

gcc/testsuite/gcc.dg/debug/debug-1.c

@@ -17,8 +17,10 @@
    these two instructions, removing the last use of P and xyzzy.
 
    Everything is behaving as expected in this scenario, so we avoid
-   using conditional moves for this test.  */
-/* { dg-options "-dA -fno-if-conversion" { target mips*-*-* } } */
+   using conditional moves for this test.
+
+   Similar for MMIX, with the payload insns being "LDO $0,p; ZSNZ $0,$0,2".  */
+/* { dg-options "-dA -fno-if-conversion" { target mips*-*-* mmix-knuth-mmixware } } */
 /* { dg-final { scan-assembler "xyzzy" } } */
 
 long p;

gcc/testsuite/gcc.dg/debug/debug-2.c

@@ -2,7 +2,7 @@
 /* { dg-do compile } */
 /* { dg-options "-dA" } */
 /* See the comment in debug-1.c.  */
-/* { dg-options "-dA -fno-if-conversion" { target mips*-*-* } } */
+/* { dg-options "-dA -fno-if-conversion" { target mips*-*-* mmix-knuth-mmixware } } */
 /* { dg-final { scan-assembler "xyzzy" } } */
 
 long p;