sprinkle MUST_INLINE on to base functions dealing with varargs

Author: timfel

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

@@ -105,7 +105,7 @@ PyObject* PyTruffle_GetArg(positional_argstack* p, PyObject* kwds, char** kwdnam
 
 /* argparse */
 UPCALL_ID(__bool__);
-int _PyTruffleArg_ParseTupleAndKeywords(PyObject *argv, PyObject *kwds, const char *format, char **kwdnames, va_list va, void** poly_args, int offset) {
+MUST_INLINE static int _PyTruffleArg_ParseTupleAndKeywords(PyObject *argv, PyObject *kwds, const char *format, char **kwdnames, va_list va, void** poly_args, int offset) {
     PyObject* arg;
     int format_idx = 0;
     unsigned char rest_optional = 0;
@@ -450,7 +450,7 @@ typedef struct _build_stack {
     struct _build_stack* prev;
 } build_stack;
 
-PyObject* _PyTruffle_BuildValue(const char* format, va_list va, void** poly_args, int offset) {
+MUST_INLINE static PyObject* _PyTruffle_BuildValue(const char* format, va_list va, void** poly_args, int offset) {
     PyObject* (*converter)(void*) = NULL;
     char argchar[2] = {'\0'};
     unsigned int format_idx = 0;

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

@@ -112,7 +112,7 @@ PyObject * PyUnicode_FromStringAndSize(const char *u, Py_ssize_t size) {
     return to_sulong(polyglot_from_string_n(u, size, SRC_CS));
 }
 
-PyObject* PyTruffle_Unicode_FromFormat(const char *fmt, va_list va, void **args, int argc) {
+MUST_INLINE PyObject* PyTruffle_Unicode_FromFormat(const char *fmt, va_list va, void **args, int argc) {
     char* fmtcpy = strdup(fmt);
     char* c = fmtcpy;