1 files changed, 11 insertions, 6 deletions

diff --git a/lib/handlers/compile.js b/lib/handlers/compile.js
index e9b7a0e8c..87632dca6 100644
--- a/lib/handlers/compile.js
+++ b/lib/handlers/compile.js
@@ -338,15 +338,19 @@ export class CompileHandler {
         return {source, options, backendOptions, filters, bypassCache, tools, executionParameters, libraries};
     }
 
-    handlePopularArguments(req, res, next) {
+    handlePopularArguments(req, res) {
         const compiler = this.compilerFor(req);
-        if (!compiler) return next();
+        if (!compiler) {
+            return res.sendStatus(404);
+        }
         res.send(compiler.possibleArguments.getPopularArguments(this.getUsedOptions(req)));
     }
 
-    handleOptimizationArguments(req, res, next) {
+    handleOptimizationArguments(req, res) {
         const compiler = this.compilerFor(req);
-        if (!compiler) return next();
+        if (!compiler) {
+            return res.sendStatus(404);
+        }
         res.send(compiler.possibleArguments.getOptimizationArguments(this.getUsedOptions(req)));
     }
 
@@ -377,7 +381,7 @@ export class CompileHandler {
     handleCmake(req, res, next) {
         const compiler = this.compilerFor(req);
         if (!compiler) {
-            return next();
+            return res.sendStatus(404);
         }
 
         const remote = compiler.getRemote();
@@ -413,8 +417,9 @@ export class CompileHandler {
     handle(req, res, next) {
         const compiler = this.compilerFor(req);
         if (!compiler) {
-            return next();
+            return res.sendStatus(404);
         }
+
         const remote = compiler.getRemote();
         if (remote) {
             req.url = remote.path;