Vendor import of llvm-project branch release/21.x llvmorg-21.1.7-0-gcd708029e0b2, a.k.a. 21.1.7 release.vendor/llvm-project/llvmorg-21.1.7-0-gcd708029e0b2

1 files changed, 3 insertions, 1 deletions

diff --git a/clang/lib/Serialization/ModuleCache.cpp b/clang/lib/Serialization/ModuleCache.cpp
index f42bdc16d815..88ad8dd6495d 100644
--- a/clang/lib/Serialization/ModuleCache.cpp
+++ b/clang/lib/Serialization/ModuleCache.cpp
@@ -34,8 +34,10 @@ public:
   }
 
   std::time_t getModuleTimestamp(StringRef ModuleFilename) override {
+    std::string TimestampFilename =
+        serialization::ModuleFile::getTimestampFilename(ModuleFilename);
     llvm::sys::fs::file_status Status;
-    if (llvm::sys::fs::status(ModuleFilename, Status) != std::error_code{})
+    if (llvm::sys::fs::status(TimestampFilename, Status) != std::error_code{})
       return 0;
     return llvm::sys::toTimeT(Status.getLastModificationTime());
   }