silence warnings

Author: timfel

graalpython/com.oracle.graal.python.cext/src/bytesobject.c

@@ -66,7 +66,7 @@ PyObject * PyBytes_FromString(const char *str) {
 
 UPCALL_ID(PyTruffle_Bytes_AsString);
 char* PyBytes_AsString(PyObject *obj) {
-    return UPCALL_CEXT_NOCAST(_jls_PyTruffle_Bytes_AsString, native_to_java(obj), ERROR_MARKER);
+    return (char*)UPCALL_CEXT_NOCAST(_jls_PyTruffle_Bytes_AsString, native_to_java(obj), ERROR_MARKER);
 }
 
 UPCALL_ID(PyBytes_AsStringCheckEmbeddedNull);

graalpython/com.oracle.graal.python.cext/src/codeobject.c

@@ -49,7 +49,7 @@ PyCodeObject* PyCode_New(int argcount, int kwonlyargcount,
                          PyObject *varnames, PyObject *freevars, PyObject *cellvars,
                          PyObject *filename, PyObject *name, int firstlineno,
                          PyObject *lnotab) {
-    return UPCALL_CEXT_O(_jls_PyCode_New, argcount, kwonlyargcount,
+    return (PyCodeObject*)UPCALL_CEXT_O(_jls_PyCode_New, argcount, kwonlyargcount,
                          nlocals, stacksize, flags,
                          native_to_java(code), native_to_java(consts), native_to_java(names),
                          native_to_java(varnames), native_to_java(freevars), native_to_java(cellvars),

graalpython/com.oracle.graal.python.cext/src/frameobject.c

@@ -45,5 +45,5 @@ PyTypeObject PyFrame_Type = PY_TRUFFLE_TYPE("frame", &PyType_Type, Py_TPFLAGS_DE
 
 UPCALL_ID(PyTruffleFrame_New);
 PyFrameObject* PyFrame_New(PyThreadState *tstate, PyCodeObject *code, PyObject *globals, PyObject *locals) {
-    return UPCALL_CEXT_O(_jls_PyTruffleFrame_New, native_to_java((PyObject*)tstate), native_to_java(code), native_to_java(globals), native_to_java(locals));
+    return (PyFrameObject*)UPCALL_CEXT_O(_jls_PyTruffleFrame_New, native_to_java((PyObject*)tstate), native_to_java((PyObject*)code), native_to_java(globals), native_to_java(locals));
 }

graalpython/com.oracle.graal.python.cext/src/traceback.c

@@ -45,5 +45,5 @@ PyTypeObject PyTraceBack_Type = PY_TRUFFLE_TYPE("traceback", &PyType_Type, Py_TP
 
 UPCALL_ID(PyTraceBack_Here);
 int PyTraceBack_Here(PyFrameObject *frame) {
-    return UPCALL_CEXT_I(_jls_PyTraceBack_Here, native_to_java(frame));
+    return UPCALL_CEXT_I(_jls_PyTraceBack_Here, native_to_java((PyObject*)frame));
 }