diff --git a/tools/llvm-mc/llvm-mc.cpp b/tools/llvm-mc/llvm-mc.cpp
index 666f0ba..66e1260 100644
--- a/tools/llvm-mc/llvm-mc.cpp
+++ b/tools/llvm-mc/llvm-mc.cpp
@@ -311,6 +311,10 @@
   if (Out != &fouts())
     delete Out;
 
+  // Delete output on errors.
+  if (Res && OutputFilename != "-")
+    sys::Path(OutputFilename).eraseFromDisk();
+
   return Res;
 }