target-supports.exp (check_profiling_available): Disable profiling with…

target-supports.exp (check_profiling_available): Disable profiling with -fprofile-generate for target avr.

	* lib/target-supports.exp (check_profiling_available): Disable
	profiling with -fprofile-generate for target avr.

From-SVN: r175922

gcc/testsuite/ChangeLog

+2011-07-06  Georg-Johann Lay  <avr@gjlay.de>
+	
+	* lib/target-supports.exp (check_profiling_available): Disable
+	profiling with -fprofile-generate for target avr.
+
 2011-07-06  Richard Guenther  <rguenther@suse.de>
 
 	PR tree-optimization/49645

gcc/testsuite/lib/target-supports.exp

@@ -497,6 +497,11 @@ proc check_profiling_available { test_what } {
 
     # Tree profiling requires TLS runtime support.
     if { $test_what == "-fprofile-generate" } {
+	# AVR does not support profile generation because
+	# it does not implement needed support functions.
+	if { [istarget avr-*-*] } {
+	    return 0
+	}
 	return [check_effective_target_tls_runtime]
     }