Fix null pointer dereference when a file is not an object file

2024-08-14 19:37:14 +00:00 · 2024-08-14 19:37:14 +00:00 · 901c9daa05
commit 901c9daa05
parent 7c972d75dc
1 changed files with 3 additions and 0 deletions
--- a/compiler/rustc_llvm/llvm-wrapper/SymbolWrapper.cpp
+++ b/compiler/rustc_llvm/llvm-wrapper/SymbolWrapper.cpp
@ -80,6 +80,9 @@ LLVMRustGetSymbols(char *BufPtr, size_t BufLen, void *State,
    return ErrorCallback(toString(ObjOrErr.takeError()).c_str());
  }
  std::unique_ptr<object::SymbolicFile> Obj = std::move(*ObjOrErr);
+  if (Obj == nullptr) {
+    return 0;
+  }

  for (const object::BasicSymbolRef &S : Obj->symbols()) {
    if (!isArchiveSymbol(S))