Concat data when push fails in the CFF compiler

src/core/cff_parser.js

@@ -1390,11 +1390,12 @@ class CFFCompiler {
       data: [],
       length: 0,
       add(data) {
-        if (data.length <= 65536) {
-          // The number of arguments is limited, hence we just take 65536 as
-          // limit because it isn't too high or too low.
+        try {
+          // It's possible to exceed the call stack maximum size when trying
+          // to push too much elements.
+          // In case of failure, we fallback to the `concat` method.
           this.data.push(...data);
-        } else {
+        } catch {
           this.data = this.data.concat(data);
         }
         this.length = this.data.length;

test/pdfs/.gitignore

@@ -598,3 +598,4 @@
 !issue16473.pdf
 !bug1529502.pdf
 !issue16500.pdf
+!issue16538.pdf

test/test_manifest.json

@@ -7713,5 +7713,12 @@
         "value": ["Three", "Five"]
       }
     }
- }
+  },
+  {
+   "id": "issue16538",
+   "file": "pdfs/issue16538.pdf",
+   "md5": "35b691c3a343f4531bd287b001b67a77",
+   "rounds": 1,
+   "type": "eq"
+  }
 ]