PyPy doesn't define Py_OptimizeFlag => always set it to off to enable assertions

diff --git a/Cython/Utility/ModuleSetupCode.c b/Cython/Utility/ModuleSetupCode.c
index 8065ab9..c76affd 100644 (file)
--- a/Cython/Utility/ModuleSetupCode.c
+++ b/Cython/Utility/ModuleSetupCode.c
@@ -40,6 +40,10 @@
 #define CYTHON_COMPILING_IN_CPYTHON 1
 #endif
 
+#if CYTHON_COMPILING_IN_PYPY
+#define Py_OptimizeFlag 0
+#endif
+
 #if PY_VERSION_HEX < 0x02050000
   typedef int Py_ssize_t;
   #define PY_SSIZE_T_MAX INT_MAX