march.c: Skip if -march defined.

	* gcc.dg/march.c: Skip if -march defined.
	* gcc.dg/mtune.c: Skip if -mtune defined.

	* g++.old-deja/g++.jason/thunk3.C: Skip for targets with
	generic thunk support.

From-SVN: r162998

gcc/testsuite/ChangeLog

+2010-08-08  Uros Bizjak  <ubizjak@gmail.com>
+
+	* gcc.dg/march.c: Skip if -march defined.
+	* gcc.dg/mtune.c: Skip if -mtune defined.
+
+	* g++.old-deja/g++.jason/thunk3.C: Skip for targets with
+	generic thunk support.
+
 2010-08-07  Uros Bizjak  <ubizjak@gmail.com>
 
 	PR target/45213

gcc/testsuite/g++.old-deja/g++.jason/thunk3.C

-// { dg-do run { xfail rs6000-*-* powerpc-*-eabi v850-*-* sh-*-* sh64-*-* h8*-*-* xtensa*-*-* m32r*-*-* lm32-*-* } }
+// { dg-do run }
+// { dg-skip-if "fails with generic thunk support" { rs6000-*-* powerpc-*-eabi v850-*-* sh-*-* sh64-*-* h8*-*-* xtensa*-*-* m32r*-*-* lm32-*-* } { "*" } { "" } }
 // Test that variadic function calls using thunks work right.
 // Note that this will break on any target that uses the generic thunk
 //  support, because it doesn't support variadic functions.

gcc/testsuite/gcc.dg/march.c

 /* { dg-do compile } */
+/* { dg-skip-if "" { *-*-* } { "-march=*" } { "" } } */
 /* { dg-options "-march=foo" } */
 /* { dg-error "march" "" { target *-*-* } 0 } */
 /* { dg-bogus "mtune" "" { target *-*-* } 0 } */

gcc/testsuite/gcc.dg/mtune.c

 /* { dg-do compile } */
+/* { dg-skip-if "" { *-*-* } { "-mtune=*" } { "" } } */
 /* { dg-options "-mtune=foo" } */
 /* { dg-error "mtune" "" { target *-*-* } 0 } */
 /* { dg-bogus "march" "" { target *-*-* } 0 } */