1 files changed, 4 insertions, 0 deletions
diff --git a/src/binary-reader-ir.cc b/src/binary-reader-ir.cc
index 9f16a380..9ebd1252 100644
--- a/src/binary-reader-ir.cc
+++ b/src/binary-reader-ir.cc
@@ -1255,6 +1255,10 @@ Result BinaryReaderIR::OnDataSymbol(Index index, uint32_t flags,
   if (name.empty()) {
     return Result::Ok;
   }
+  if (flags & WABT_SYMBOL_FLAG_UNDEFINED) {
+    // Refers to data in another file, `segment` not valid.
+    return Result::Ok;
+  }
   if (offset) {
     // If it is pointing into the data segment, then it's not really naming
     // the whole segment.