1 files changed, 3 insertions, 1 deletions
diff --git a/include/llvm/Debugger/Debugger.h b/include/llvm/Debugger/Debugger.h
index 394592f317..5b0b97addf 100644
--- a/include/llvm/Debugger/Debugger.h
+++ b/include/llvm/Debugger/Debugger.h
@@ -67,7 +67,9 @@ namespace llvm {
     void setProgramArguments(It I, It E) {
       ProgramArguments.assign(I, E);
     }
-    unsigned getNumProgramArguments() const { return ProgramArguments.size(); }
+    unsigned getNumProgramArguments() const {
+      return static_cast<unsigned>(ProgramArguments.size());
+    }
     const std::string &getProgramArgument(unsigned i) const {
       return ProgramArguments[i];
     }