Fix for compile issue on Travis

1 files changed, 1 insertions, 1 deletions

diff --git a/src/pre.l b/src/pre.l
index 9b27ff8..979e971 100644
--- a/src/pre.l
+++ b/src/pre.l
@@ -3365,7 +3365,7 @@ void Preprocessor::processFile(const char *fileName,BufStr &input,BufStr &output
       }
     }
     // add the macro definition for this file to the global map
-    Doxygen::macroDefinitions.emplace(std::make_pair(state->yyFileName,std::move(state->macroDefinitions)));
+    Doxygen::macroDefinitions.emplace(std::make_pair(state->yyFileName.str(),std::move(state->macroDefinitions)));
   }
 
   //yyextra->defineManager.endContext();