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/PreferencesMessages.java
public static String ComplianceConfigurationBlock_version12;
	public static String ComplianceConfigurationBlock_version13;
	public static String ComplianceConfigurationBlock_version14;
	public static String ComplianceConfigurationBlock_version15;
	public static String ComplianceConfigurationBlock_needsbuild_title;
	public static String ComplianceConfigurationBlock_needsfullbuild_message;
	public static String ComplianceConfigurationBlock_needsprojectbuild_message;
	public static String ComplianceConfigurationBlock_variable_attr_label;
	public static String ComplianceConfigurationBlock_line_number_attr_label;
	public static String ComplianceConfigurationBlock_source_file_attr_label;
	public static String ComplianceConfigurationBlock_codegen_unused_local_label;
	public static String ComplianceConfigurationBlock_codegen_inline_jsr_bytecode_label;
	public static String ComplianceConfigurationBlock_compiler_compliance_label;
	public static String ComplianceConfigurationBlock_default_settings_label;
	public static String ComplianceConfigurationBlock_source_compatibility_label;
	public static String ComplianceConfigurationBlock_codegen_targetplatform_label;
	public static String ComplianceConfigurationBlock_pb_assert_as_identifier_label;
	public static String ComplianceConfigurationBlock_pb_enum_as_identifier_label;
	public static String ComplianceConfigurationBlock_compliance_group_label;
	public static String ComplianceConfigurationBlock_classfiles_group_label;
	public static String ComplianceConfigurationBlock_cpl13src145_error;
	public static String ComplianceConfigurationBlock_cpl13trg145_error;
	public static String ComplianceConfigurationBlock_cpl14src15_error;
	public static String ComplianceConfigurationBlock_cpl14trg15_error;
	public static String ComplianceConfigurationBlock_src14tgt14_error;
	public static String ComplianceConfigurationBlock_src15tgt15_error;
	public static String OptionsConfigurationBlock_job_title;
	public static String OptionsConfigurationBlock_buildall_taskname;
	public static String OptionsConfigurationBlock_buildproject_taskname;
	public static String CodeStylePreferencePage_title;