testsuite: Make use of effective-target march_option for cris

* gcc.dg/torture/pr26515.c (cris*-*-*): Conditionalize
	-march=v10 option on target ! march_option.
	* gcc.target/cris/asm-v10.S, gcc.target/cris/inasm-v10.c,
	gcc.target/cris/sync-1-v10.c: Similar.

gcc/testsuite/ChangeLog

@@ -1,3 +1,10 @@
+2020-01-19  Hans-Peter Nilsson  <hp@axis.com>
+
+	* gcc.dg/torture/pr26515.c (cris*-*-*): Conditionalize
+	-march=v10 option on target ! march_option.
+	* gcc.target/cris/asm-v10.S, gcc.target/cris/inasm-v10.c,
+	gcc.target/cris/sync-1-v10.c: Similar.
+
 2020-01-19  Thomas König  <tkoenig@gcc.gnu.org>
 
 	PR fortran/44960

gcc/testsuite/gcc.dg/torture/pr26515.c

@@ -1,4 +1,4 @@
-/* { dg-options "-march=v10" { target cris*-*-* } } */
+/* { dg-options "-march=v10" { target { cris*-*-* && { ! march_option } } } } */
 struct i
 {
   long long i_size;

gcc/testsuite/gcc.target/cris/asm-v10.S

@@ -1,5 +1,5 @@
 /* { dg-do assemble } */
-/* { dg-options "-DOTHER_ISA=10 -march=v10" } */
+/* { dg-options "-DOTHER_ISA=10 -march=v10" { target { ! march_option } } } */
 
 /* Check that -march=v10 is also recognized.  */
 

gcc/testsuite/gcc.target/cris/inasm-v10.c

@@ -1,5 +1,5 @@
 /* { dg-do assemble } */
-/* { dg-options "-DOTHER_ISA=10 -march=v10" } */
+/* { dg-options "-DOTHER_ISA=10 -march=v10" { target { ! march_option } } } */
 
 /* Check that -march=v10 is also recognized.  */
 

gcc/testsuite/gcc.target/cris/sync-1-v10.c

@@ -1,5 +1,5 @@
 /* Check that we can assemble both base atomic variants.  */
 /* { dg-do assemble } */
-/* { dg-options "-O2 -march=v10" } */
+/* { dg-options "-O2 -march=v10" { target { ! march_option } } } */
 /* { dg-additional-options "-mno-unaligned-atomic-may-use-library" { target cris*-*-linux* } } */
 #include "sync-1.c"