From 6b52236f044b2c15fb0baa224486b3aff054c591 Mon Sep 17 00:00:00 2001
From: Fabian Meumertzheim <meumertzheim@code-intelligence.com>
Date: Thu, 18 May 2023 16:31:44 +0200
Subject: [PATCH] TMP: Test for non-Latin-1 paths

---
 .../java/com/google/devtools/build/lib/vfs/PathFragment.java   | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/main/java/com/google/devtools/build/lib/vfs/PathFragment.java b/src/main/java/com/google/devtools/build/lib/vfs/PathFragment.java
index 35575af65bd53c..5b2679b61c780a 100644
--- a/src/main/java/com/google/devtools/build/lib/vfs/PathFragment.java
+++ b/src/main/java/com/google/devtools/build/lib/vfs/PathFragment.java
@@ -69,6 +69,9 @@ public static PathFragment create(String path) {
     if (path.isEmpty()) {
       return EMPTY_FRAGMENT;
     }
+    if (path.chars().anyMatch(c -> c > 0xff)) {
+      throw new IllegalArgumentException("Non-Latin-1 path: " + path);
+    }
     int normalizationLevel = OS.needsToNormalize(path);
     String normalizedPath =
         normalizationLevel != OsPathPolicy.NORMALIZED