3 files changed, 18 insertions, 3 deletions
diff --git a/src/makefile/input.rs b/src/makefile/input.rs
index 1757222..912b119 100644
--- a/src/makefile/input.rs
+++ b/src/makefile/input.rs
@@ -703,6 +703,7 @@ impl<'a, 'parent, R: BufRead> MakefileReader<'a, 'parent, R> {
         FinishedMakefileReader {
             inference_rules: self.inference_rules,
             macros: self.macros.data,
+            #[cfg(feature = "full")]
             macro_exports: self.macros.exported,
             targets: self.targets,
             first_non_special_target: self.first_non_special_target,
@@ -712,7 +713,11 @@ impl<'a, 'parent, R: BufRead> MakefileReader<'a, 'parent, R> {
 
     fn extend(&mut self, new: FinishedMakefileReader) {
         self.inference_rules.extend(new.inference_rules);
-        self.macros.extend(new.macros, new.macro_exports);
+        self.macros.extend(
+            new.macros,
+            #[cfg(feature = "full")]
+            new.macro_exports,
+        );
         self.targets.extend(new.targets);
         if self.first_non_special_target.is_none() {
             self.first_non_special_target = new.first_non_special_target;
@@ -724,6 +729,7 @@ impl<'a, 'parent, R: BufRead> MakefileReader<'a, 'parent, R> {
 pub struct FinishedMakefileReader {
     pub inference_rules: Vec<InferenceRule>,
     pub macros: HashMap<String, Macro>,
+    #[cfg(feature = "full")]
     pub macro_exports: ExportConfig,
     pub targets: HashMap<String, Target>,
     pub first_non_special_target: Option<String>,
diff --git a/src/makefile/macro.rs b/src/makefile/macro.rs
index 65a87d1..c8a9542 100644
--- a/src/makefile/macro.rs
+++ b/src/makefile/macro.rs
@@ -183,7 +183,12 @@ impl<'parent, 'lookup> Set<'parent, 'lookup> {
             .or_else(|| self.parent.and_then(|p| p.get(name).cloned()))
     }
 
-    pub fn extend(&mut self, other: HashMap<String, Macro>, other_exports: ExportConfig) {
+    pub fn extend(
+        &mut self,
+        other: HashMap<String, Macro>,
+        #[cfg(feature = "full")] other_exports: ExportConfig,
+    ) {
+        #[cfg(feature = "full")]
         match (&mut self.exported, other_exports) {
             (ExportConfig::Only(se), ExportConfig::Only(oe)) => {
                 se.extend(oe);
diff --git a/src/makefile/mod.rs b/src/makefile/mod.rs
index cdf9d0b..ac6090e 100644
--- a/src/makefile/mod.rs
+++ b/src/makefile/mod.rs
@@ -110,7 +110,11 @@ impl<'a> Makefile<'a> {
 
     pub fn extend(&mut self, new: FinishedMakefileReader) -> Result<()> {
         self.inference_rules.extend(new.inference_rules);
-        self.macros.extend(new.macros, new.macro_exports);
+        self.macros.extend(
+            new.macros,
+            #[cfg(feature = "full")]
+            new.macro_exports,
+        );
         self.targets.borrow_mut().extend(
             new.targets
                 .into_iter()