diff --git a/build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/AbstractBuiltinSpecsDetector.java b/build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/AbstractBuiltinSpecsDetector.java
index a91cde8ec10..4a732655bd2 100644
--- a/build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/AbstractBuiltinSpecsDetector.java
+++ b/build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/AbstractBuiltinSpecsDetector.java
@@ -589,6 +589,7 @@ public abstract class AbstractBuiltinSpecsDetector extends AbstractLanguageSetti
 	 * Implementers are expected to add their variables to the end of the list.
 	 *
 	 * @return list of environment variables.
+	 * @since 8.2
 	 */
 	protected List<IEnvironmentVariable> getEnvironmentVariables() {
 		IEnvironmentVariableManager mngr = CCorePlugin.getDefault().getBuildEnvironmentManager();
diff --git a/build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/GCCBuiltinSpecsDetector.java b/build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/GCCBuiltinSpecsDetector.java
index 1727f6e20ed..e821b0d72a2 100644
--- a/build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/GCCBuiltinSpecsDetector.java
+++ b/build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/GCCBuiltinSpecsDetector.java
@@ -48,6 +48,9 @@ public class GCCBuiltinSpecsDetector extends ToolchainBuiltinSpecsDetector imple
 			new MacroOptionParser("#define\\s+(\\S*)\\s*(\\S*)", "$1", "$2", ICSettingEntry.BUILTIN | ICSettingEntry.READONLY),
 	};
 
+	/**
+	 * @since 8.2
+	 */
 	@Override
 	public String getToolchainId() {
 		return GCC_TOOLCHAIN_ID;
diff --git a/build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/ToolchainBuiltinSpecsDetector.java b/build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/ToolchainBuiltinSpecsDetector.java
index f7728a1a086..8d4d6b7cb1a 100644
--- a/build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/ToolchainBuiltinSpecsDetector.java
+++ b/build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/ToolchainBuiltinSpecsDetector.java
@@ -50,6 +50,7 @@ public abstract class ToolchainBuiltinSpecsDetector extends AbstractBuiltinSpecs
 	 *
 	 * Tool-chain id must be supplied for global providers where we don't
 	 * have configuration description to figure that out programmatically.
+	 * @since 8.2
 	 */
 	public abstract String getToolchainId();