diff --git a/lib/compress.js b/lib/compress.js
index d1c21c78..4f17ce33 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -3028,9 +3028,11 @@ merge(Compressor.prototype, {
             } else if (node instanceof AST_Unary && node.write_only) {
                 sym = node.expression;
             }
-            while (sym instanceof AST_PropAccess && !sym.expression.may_throw_on_access(compressor)) {
-                if (sym instanceof AST_Sub) props.unshift(sym.property);
-                sym = sym.expression;
+            if (/strict/.test(compressor.option("pure_getters"))) {
+                while (sym instanceof AST_PropAccess && !sym.expression.may_throw_on_access(compressor)) {
+                    if (sym instanceof AST_Sub) props.unshift(sym.property);
+                    sym = sym.expression;
+                }
             }
             return sym;
         };
diff --git a/test/compress/pure_getters.js b/test/compress/pure_getters.js
index 4e9ae4f4..fe04d176 100644
--- a/test/compress/pure_getters.js
+++ b/test/compress/pure_getters.js
@@ -721,3 +721,30 @@ issue_2838: {
     }
     expect_stdout: "PASS"
 }
+
+issue_2938: {
+    options = {
+        pure_getters: true,
+        toplevel: true,
+        unused: true,
+    }
+    input: {
+        var Parser = function Parser() {};
+        var p = Parser.prototype;
+        p.initialContext = function initialContext() {
+            console.log("PASS");
+        };
+        p.braceIsBlock = function() {};
+        (new Parser).initialContext();
+    }
+    expect: {
+        var Parser = function() {};
+        var p = Parser.prototype;
+        p.initialContext = function() {
+            console.log("PASS");
+        };
+        p.braceIsBlock = function() {};
+        (new Parser).initialContext();
+    }
+    expect_stdout: "PASS"
+}