target-supports.exp (check_effective_target_scheduling): New Function.

	* lib/target-supports.exp (check_effective_target_scheduling):
	New Function.
	* gcc.dg/pr46614.c: Add dg-require-effective-target scheduling.
	* gcc.dg/pr45055.c: Ditto.
	* gcc.dg/pr45353.c: Ditto.
	* g++.dg/pr45056.C: Ditto.

From-SVN: r176136

gcc/testsuite/ChangeLog

 2011-07-11  Georg-Johann Lay  <avr@gjlay.de>
 	
+	* lib/target-supports.exp (check_effective_target_scheduling):
+	New Function.
+	* gcc.dg/pr46614.c: Add dg-require-effective-target scheduling.
+	* gcc.dg/pr45055.c: Ditto.
+	* gcc.dg/pr45353.c: Ditto.
+	* g++.dg/pr45056.C: Ditto.
+
+2011-07-11  Georg-Johann Lay  <avr@gjlay.de>
+	
 	* gcc.dg/compat/struct-by-value-16_main.c: Skip AVR.
 	* gcc.dg/compat/struct-by-value-17_main.c: Skip AVR.
 	* gcc.dg/compat/struct-by-value-18_main.c: Skip AVR.

gcc/testsuite/g++.dg/pr45056.C

 /* { dg-do compile } */
 /* { dg-options "-O -fschedule-insns2 -fschedule-insns -g" } */
+/* { dg-require-effective-target scheduling } */
 
 template < class _T1, class _T2 > struct pair
 {

gcc/testsuite/gcc.dg/pr45055.c

 /* PR debug/45055 */
 /* { dg-do compile } */
 /* { dg-options "-O2 -ftracer -fsched-pressure -funroll-loops -fschedule-insns -fcompare-debug" } */
+/* { dg-require-effective-target scheduling } */
 
 int colormap[10];
 

gcc/testsuite/gcc.dg/pr45353.c

 /* PR rtl-optimization/45353 */
 /* { dg-do compile } */
 /* { dg-options "-O2 -fschedule-insns -fselective-scheduling" } */
+/* { dg-require-effective-target scheduling } */
 
 void
 foo ()

gcc/testsuite/gcc.dg/pr46614.c

 /* PR rtl-optimization/46614 */
 /* { dg-do run } */
 /* { dg-options "-O -fno-rename-registers -fsched2-use-superblocks -fschedule-insns2 -funroll-loops" } */
+/* { dg-require-effective-target scheduling } */
 
 extern void abort (void);
 

gcc/testsuite/lib/target-supports.exp

@@ -712,6 +712,14 @@ proc check_effective_target_function_sections {} {
     } "-ffunction-sections"]
 }
 
+# Return 1 if instruction scheduling is available, 0 otherwise.
+
+proc check_effective_target_scheduling {} {
+    return [check_no_compiler_messages scheduling object {
+	void foo (void) { }
+    } "-fschedule-insns"]
+}
+
 # Return 1 if compilation with -fgraphite is error-free for trivial 
 # code, 0 otherwise.