Bug 123786 Following bug 109980, the compliance 6.0 should be added to the compiler's compliance list.
If the JRE/JDK used is a 1.6/6.0 VM, then the compliance 6.0 should be available. Compliance 1.6 implies source level 1.6 and target level 1.6.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/ComplianceConfigurationBlock.java
}
	}
	
	private IStatus validateCompliance() {
		StatusInfo status= new StatusInfo();
		String compliance= getValue(PREF_COMPLIANCE);
		String source= getValue(PREF_SOURCE_COMPATIBILITY);
		String target= getValue(PREF_CODEGEN_TARGET_PLATFORM);
		
		if (VERSION_1_3.equals(compliance)) {
			if (VERSION_1_4.equals(source) || VERSION_1_5.equals(source)) {
				status.setError(PreferencesMessages.ComplianceConfigurationBlock_cpl13src145_error); 
				return status;
			} 
			if (VERSION_1_4.equals(target) || VERSION_1_5.equals(target)) {
				status.setError(PreferencesMessages.ComplianceConfigurationBlock_cpl13trg145_error); 
				return status;
			}
		} else if (VERSION_1_4.equals(compliance)) {
			if (VERSION_1_5.equals(source)) {
				status.setError(PreferencesMessages.ComplianceConfigurationBlock_cpl14src15_error); 
				return status;
			} 
			if (VERSION_1_5.equals(target)) {
				status.setError(PreferencesMessages.ComplianceConfigurationBlock_cpl14trg15_error); 
				return status;
			}			
		}
		if (VERSION_1_4.equals(source)) {
			if (VERSION_1_1.equals(target) || VERSION_1_2.equals(target) || VERSION_1_3.equals(target)) {