add missing const for char* arg in refnanny call

diff --git a/Cython/Compiler/ModuleNode.py b/Cython/Compiler/ModuleNode.py
index 5caeb4c2df7378774c43e8103be5dd8d739ab716..c44802d9ea6c804b484a6f1817be6a76cf7e490f 100644 (file)
--- a/Cython/Compiler/ModuleNode.py
+++ b/Cython/Compiler/ModuleNode.py
@@ -2338,7 +2338,7 @@ typedef struct {
   void (*DECREF)(void*, PyObject*, int);
   void (*GOTREF)(void*, PyObject*, int);
   void (*GIVEREF)(void*, PyObject*, int);
-  void* (*NewContext)(const char*, int, char*);
+  void* (*NewContext)(const char*, int, const char*);
   int (*FinishContext)(void**);
 } __Pyx_RefnannyAPIStruct;
 static __Pyx_RefnannyAPIStruct *__Pyx_Refnanny = NULL;