diff --git a/lib/CodeGen/CodeGenAction.cpp b/lib/CodeGen/CodeGenAction.cpp
index 1c536a6..9d6d183 100644
--- a/lib/CodeGen/CodeGenAction.cpp
+++ b/lib/CodeGen/CodeGenAction.cpp
@@ -381,7 +381,7 @@
     // FIXME: This is stupid, IRReader shouldn't take ownership.
     llvm::MemoryBuffer *MainFileCopy =
       llvm::MemoryBuffer::getMemBufferCopy(MainFile->getBuffer(),
-                                           getCurrentFile().c_str());
+                                           getCurrentFile());
 
     llvm::SMDiagnostic Err;
     TheModule.reset(ParseIR(MainFileCopy, Err, *VMContext));