[C++11] Make use of 'nullptr' in the Support library.

llvm-svn: 205697

1 files changed, 2 insertions, 2 deletions

diff --git a/llvm/include/llvm/Support/DynamicLibrary.h b/llvm/include/llvm/Support/DynamicLibrary.h
index 1e2d16ccbc8..de47be62a79 100644
--- a/llvm/include/llvm/Support/DynamicLibrary.h
+++ b/llvm/include/llvm/Support/DynamicLibrary.h
@@ -65,7 +65,7 @@ namespace sys {
     /// It is safe to call this function multiple times for the same library.
     /// @brief Open a dynamic library permanently.
     static DynamicLibrary getPermanentLibrary(const char *filename,
-                                              std::string *errMsg = 0);
+                                              std::string *errMsg = nullptr);
 
     /// This function permanently loads the dynamic library at the given path.
     /// Use this instead of getPermanentLibrary() when you won't need to get
@@ -73,7 +73,7 @@ namespace sys {
     ///
     /// It is safe to call this function multiple times for the same library.
     static bool LoadLibraryPermanently(const char *Filename,
-                                       std::string *ErrMsg = 0) {
+                                       std::string *ErrMsg = nullptr) {
       return !getPermanentLibrary(Filename, ErrMsg).isValid();
     }