Upstream-Status: Backport [https://github.com/wxWidgets/Phoenix/commit/b40ab0f8]

Signed-off-by: Kai Kang <kai.kang@windriver.com>

From b40ab0f806bdf7aa0c0a51a8c4876ac47754515d Mon Sep 17 00:00:00 2001
From: Scott Talbert <swt@techie.net>
Date: Thu, 7 Oct 2021 17:53:05 -0400
Subject: [PATCH] Update Cython version to fix NanoSVG issues with Python 3.10

---
 requirements/devel.txt |   2 +-
 wx/svg/_nanosvg.c      | 554 ++++++++++++++++++++++++++---------------
 2 files changed, 359 insertions(+), 197 deletions(-)

diff --git a/requirements/devel.txt b/requirements/devel.txt
index 1d427be0..18164bdc 100644
--- a/requirements/devel.txt
+++ b/requirements/devel.txt
@@ -9,7 +9,7 @@ wheel
 twine
 requests
 requests[security]
-cython==0.29.21
+cython==0.29.24
 pytest
 pytest-xdist
 pytest-forked
diff --git a/wx/svg/_nanosvg.c b/wx/svg/_nanosvg.c
index d8f1e158..fd4a5a67 100644
--- a/wx/svg/_nanosvg.c
+++ b/wx/svg/_nanosvg.c
@@ -1,4 +1,4 @@
-/* Generated by Cython 0.29.21 */
+/* Generated by Cython 0.29.24 */
 
 /* BEGIN: Cython Metadata
 {
@@ -33,15 +33,17 @@
 }
 END: Cython Metadata */
 
+#ifndef PY_SSIZE_T_CLEAN
 #define PY_SSIZE_T_CLEAN
+#endif /* PY_SSIZE_T_CLEAN */
 #include "Python.h"
 #ifndef Py_PYTHON_H
     #error Python headers needed to compile C extensions, please install development version of Python.
 #elif PY_VERSION_HEX < 0x02060000 || (0x03000000 <= PY_VERSION_HEX && PY_VERSION_HEX < 0x03030000)
     #error Cython requires Python 2.6+ or Python 3.3+.
 #else
-#define CYTHON_ABI "0_29_21"
-#define CYTHON_HEX_VERSION 0x001D15F0
+#define CYTHON_ABI "0_29_24"
+#define CYTHON_HEX_VERSION 0x001D18F0
 #define CYTHON_FUTURE_DIVISION 0
 #include <stddef.h>
 #ifndef offsetof
@@ -459,8 +461,12 @@ static CYTHON_INLINE void * PyThread_tss_get(Py_tss_t *key) {
 #endif
 #if PY_VERSION_HEX > 0x03030000 && defined(PyUnicode_KIND)
   #define CYTHON_PEP393_ENABLED 1
+  #if defined(PyUnicode_IS_READY)
   #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
                                               0 : _PyUnicode_Ready((PyObject *)(op)))
+  #else
+  #define __Pyx_PyUnicode_READY(op)       (0)
+  #endif
   #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_LENGTH(u)
   #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_READ_CHAR(u, i)
   #define __Pyx_PyUnicode_MAX_CHAR_VALUE(u)   PyUnicode_MAX_CHAR_VALUE(u)
@@ -469,7 +475,11 @@ static CYTHON_INLINE void * PyThread_tss_get(Py_tss_t *key) {
   #define __Pyx_PyUnicode_READ(k, d, i)   PyUnicode_READ(k, d, i)
   #define __Pyx_PyUnicode_WRITE(k, d, i, ch)  PyUnicode_WRITE(k, d, i, ch)
   #if defined(PyUnicode_IS_READY) && defined(PyUnicode_GET_SIZE)
+  #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03090000
+  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : ((PyCompactUnicodeObject *)(u))->wstr_length))
+  #else
   #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
+  #endif
   #else
   #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_LENGTH(u))
   #endif
@@ -1736,33 +1746,38 @@ static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object);
 static void __Pyx_AddTraceback(const char *funcname, int c_line,
                                int py_line, const char *filename);
 
+/* GCCDiagnostics.proto */
+#if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))
+#define __Pyx_HAS_GCC_DIAGNOSTIC
+#endif
+
 /* CIntToPy.proto */
 static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value);
 
+/* CIntFromPy.proto */
+static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *);
+
 /* CIntToPy.proto */
 static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value);
 
 /* CIntToPy.proto */
 static CYTHON_INLINE PyObject* __Pyx_PyInt_From_char(char value);
 
+/* CIntFromPy.proto */
+static CYTHON_INLINE char __Pyx_PyInt_As_char(PyObject *);
+
 /* CIntToPy.proto */
 static CYTHON_INLINE PyObject* __Pyx_PyInt_From_unsigned_char(unsigned char value);
 
+/* CIntFromPy.proto */
+static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *);
+
 /* CIntToPy.proto */
 static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum____pyx_t_2wx_3svg_8_nanosvg_SVGpaintType(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType value);
 
 /* CIntToPy.proto */
 static CYTHON_INLINE PyObject* __Pyx_PyInt_From_unsigned_int(unsigned int value);
 
-/* CIntFromPy.proto */
-static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *);
-
-/* CIntFromPy.proto */
-static CYTHON_INLINE char __Pyx_PyInt_As_char(PyObject *);
-
-/* CIntFromPy.proto */
-static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *);
-
 /* CIntToPy.proto */
 static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum____pyx_t_2wx_3svg_8_nanosvg_SVGfillRule(enum __pyx_t_2wx_3svg_8_nanosvg_SVGfillRule value);
 
@@ -1844,6 +1859,7 @@ typedef struct {
     PyObject *gi_qualname;
     PyObject *gi_modulename;
     PyObject *gi_code;
+    PyObject *gi_frame;
     int resume_label;
     char is_running;
 } __pyx_CoroutineObject;
@@ -14641,11 +14657,9 @@ if (!__Pyx_RefNanny) {
   #endif
   /*--- Library function declarations ---*/
   /*--- Threads initialization code ---*/
-  #if defined(__PYX_FORCE_INIT_THREADS) && __PYX_FORCE_INIT_THREADS
-  #ifdef WITH_THREAD /* Python build with threading support? */
+  #if defined(WITH_THREAD) && PY_VERSION_HEX < 0x030700F0 && defined(__PYX_FORCE_INIT_THREADS) && __PYX_FORCE_INIT_THREADS
   PyEval_InitThreads();
   #endif
-  #endif
   /*--- Module creation code ---*/
   #if CYTHON_PEP489_MULTI_PHASE_INIT
   __pyx_m = __pyx_pyinit_module;
@@ -16766,7 +16780,7 @@ invalid_keyword:
 #if CYTHON_COMPILING_IN_CPYTHON
 static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw) {
     PyObject *result;
-    ternaryfunc call = func->ob_type->tp_call;
+    ternaryfunc call = Py_TYPE(func)->tp_call;
     if (unlikely(!call))
         return PyObject_Call(func, arg, kw);
     if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
@@ -17149,7 +17163,7 @@ static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObjec
         if (likely(PyCFunction_GET_FLAGS(func) & METH_O)) {
             return __Pyx_PyObject_CallMethO(func, arg);
 #if CYTHON_FAST_PYCCALL
-        } else if (PyCFunction_GET_FLAGS(func) & METH_FASTCALL) {
+        } else if (__Pyx_PyFastCFunction_Check(func)) {
             return __Pyx_PyCFunction_FastCall(func, &arg, 1);
 #endif
         }
@@ -18800,7 +18814,8 @@ static PyObject *
 __Pyx_CyFunction_reduce(__pyx_CyFunctionObject *m, CYTHON_UNUSED PyObject *args)
 {
 #if PY_MAJOR_VERSION >= 3
-    return PyUnicode_FromString(m->func.m_ml->ml_name);
+    Py_INCREF(m->func_qualname);
+    return m->func_qualname;
 #else
     return PyString_FromString(m->func.m_ml->ml_name);
 #endif
@@ -19443,37 +19458,6 @@ bad:
     Py_XDECREF(py_frame);
 }
 
-/* CIntToPy */
-static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value) {
-    const long neg_one = (long) ((long) 0 - (long) 1), const_zero = (long) 0;
-    const int is_unsigned = neg_one > const_zero;
-    if (is_unsigned) {
-        if (sizeof(long) < sizeof(long)) {
-            return PyInt_FromLong((long) value);
-        } else if (sizeof(long) <= sizeof(unsigned long)) {
-            return PyLong_FromUnsignedLong((unsigned long) value);
-#ifdef HAVE_LONG_LONG
-        } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
-            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
-#endif
-        }
-    } else {
-        if (sizeof(long) <= sizeof(long)) {
-            return PyInt_FromLong((long) value);
-#ifdef HAVE_LONG_LONG
-        } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
-            return PyLong_FromLongLong((PY_LONG_LONG) value);
-#endif
-        }
-    }
-    {
-        int one = 1; int little = (int)*(unsigned char *)&one;
-        unsigned char *bytes = (unsigned char *)&value;
-        return _PyLong_FromByteArray(bytes, sizeof(long),
-                                     little, !is_unsigned);
-    }
-}
-
 /* CIntFromPyVerify */
 #define __PYX_VERIFY_RETURN_INT(target_type, func_type, func_value)\
     __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 0)
@@ -19497,148 +19481,31 @@ static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value) {
     }
 
 /* CIntToPy */
-static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value) {
-    const int neg_one = (int) ((int) 0 - (int) 1), const_zero = (int) 0;
-    const int is_unsigned = neg_one > const_zero;
-    if (is_unsigned) {
-        if (sizeof(int) < sizeof(long)) {
-            return PyInt_FromLong((long) value);
-        } else if (sizeof(int) <= sizeof(unsigned long)) {
-            return PyLong_FromUnsignedLong((unsigned long) value);
-#ifdef HAVE_LONG_LONG
-        } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
-            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
-#endif
-        }
-    } else {
-        if (sizeof(int) <= sizeof(long)) {
-            return PyInt_FromLong((long) value);
-#ifdef HAVE_LONG_LONG
-        } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
-            return PyLong_FromLongLong((PY_LONG_LONG) value);
-#endif
-        }
-    }
-    {
-        int one = 1; int little = (int)*(unsigned char *)&one;
-        unsigned char *bytes = (unsigned char *)&value;
-        return _PyLong_FromByteArray(bytes, sizeof(int),
-                                     little, !is_unsigned);
-    }
-}
-
-/* CIntToPy */
-static CYTHON_INLINE PyObject* __Pyx_PyInt_From_char(char value) {
-    const char neg_one = (char) ((char) 0 - (char) 1), const_zero = (char) 0;
-    const int is_unsigned = neg_one > const_zero;
-    if (is_unsigned) {
-        if (sizeof(char) < sizeof(long)) {
-            return PyInt_FromLong((long) value);
-        } else if (sizeof(char) <= sizeof(unsigned long)) {
-            return PyLong_FromUnsignedLong((unsigned long) value);
-#ifdef HAVE_LONG_LONG
-        } else if (sizeof(char) <= sizeof(unsigned PY_LONG_LONG)) {
-            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
-#endif
-        }
-    } else {
-        if (sizeof(char) <= sizeof(long)) {
-            return PyInt_FromLong((long) value);
-#ifdef HAVE_LONG_LONG
-        } else if (sizeof(char) <= sizeof(PY_LONG_LONG)) {
-            return PyLong_FromLongLong((PY_LONG_LONG) value);
-#endif
-        }
-    }
-    {
-        int one = 1; int little = (int)*(unsigned char *)&one;
-        unsigned char *bytes = (unsigned char *)&value;
-        return _PyLong_FromByteArray(bytes, sizeof(char),
-                                     little, !is_unsigned);
-    }
-}
-
-/* CIntToPy */
-static CYTHON_INLINE PyObject* __Pyx_PyInt_From_unsigned_char(unsigned char value) {
-    const unsigned char neg_one = (unsigned char) ((unsigned char) 0 - (unsigned char) 1), const_zero = (unsigned char) 0;
-    const int is_unsigned = neg_one > const_zero;
-    if (is_unsigned) {
-        if (sizeof(unsigned char) < sizeof(long)) {
-            return PyInt_FromLong((long) value);
-        } else if (sizeof(unsigned char) <= sizeof(unsigned long)) {
-            return PyLong_FromUnsignedLong((unsigned long) value);
-#ifdef HAVE_LONG_LONG
-        } else if (sizeof(unsigned char) <= sizeof(unsigned PY_LONG_LONG)) {
-            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
-#endif
-        }
-    } else {
-        if (sizeof(unsigned char) <= sizeof(long)) {
-            return PyInt_FromLong((long) value);
-#ifdef HAVE_LONG_LONG
-        } else if (sizeof(unsigned char) <= sizeof(PY_LONG_LONG)) {
-            return PyLong_FromLongLong((PY_LONG_LONG) value);
-#endif
-        }
-    }
-    {
-        int one = 1; int little = (int)*(unsigned char *)&one;
-        unsigned char *bytes = (unsigned char *)&value;
-        return _PyLong_FromByteArray(bytes, sizeof(unsigned char),
-                                     little, !is_unsigned);
-    }
-}
-
-/* CIntToPy */
-static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum____pyx_t_2wx_3svg_8_nanosvg_SVGpaintType(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType value) {
-    const enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType neg_one = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) ((enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) 0 - (enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) 1), const_zero = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) 0;
-    const int is_unsigned = neg_one > const_zero;
-    if (is_unsigned) {
-        if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) < sizeof(long)) {
-            return PyInt_FromLong((long) value);
-        } else if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) <= sizeof(unsigned long)) {
-            return PyLong_FromUnsignedLong((unsigned long) value);
-#ifdef HAVE_LONG_LONG
-        } else if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) <= sizeof(unsigned PY_LONG_LONG)) {
-            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
+static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value) {
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
 #endif
-        }
-    } else {
-        if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) <= sizeof(long)) {
-            return PyInt_FromLong((long) value);
-#ifdef HAVE_LONG_LONG
-        } else if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) <= sizeof(PY_LONG_LONG)) {
-            return PyLong_FromLongLong((PY_LONG_LONG) value);
+    const long neg_one = (long) -1, const_zero = (long) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
 #endif
-        }
-    }
-    {
-        int one = 1; int little = (int)*(unsigned char *)&one;
-        unsigned char *bytes = (unsigned char *)&value;
-        return _PyLong_FromByteArray(bytes, sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType),
-                                     little, !is_unsigned);
-    }
-}
-
-/* CIntToPy */
-static CYTHON_INLINE PyObject* __Pyx_PyInt_From_unsigned_int(unsigned int value) {
-    const unsigned int neg_one = (unsigned int) ((unsigned int) 0 - (unsigned int) 1), const_zero = (unsigned int) 0;
     const int is_unsigned = neg_one > const_zero;
     if (is_unsigned) {
-        if (sizeof(unsigned int) < sizeof(long)) {
+        if (sizeof(long) < sizeof(long)) {
             return PyInt_FromLong((long) value);
-        } else if (sizeof(unsigned int) <= sizeof(unsigned long)) {
+        } else if (sizeof(long) <= sizeof(unsigned long)) {
             return PyLong_FromUnsignedLong((unsigned long) value);
 #ifdef HAVE_LONG_LONG
-        } else if (sizeof(unsigned int) <= sizeof(unsigned PY_LONG_LONG)) {
+        } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
             return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
 #endif
         }
     } else {
-        if (sizeof(unsigned int) <= sizeof(long)) {
+        if (sizeof(long) <= sizeof(long)) {
             return PyInt_FromLong((long) value);
 #ifdef HAVE_LONG_LONG
-        } else if (sizeof(unsigned int) <= sizeof(PY_LONG_LONG)) {
+        } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
             return PyLong_FromLongLong((PY_LONG_LONG) value);
 #endif
         }
@@ -19646,14 +19513,21 @@ static CYTHON_INLINE PyObject* __Pyx_PyInt_From_unsigned_int(unsigned int value)
     {
         int one = 1; int little = (int)*(unsigned char *)&one;
         unsigned char *bytes = (unsigned char *)&value;
-        return _PyLong_FromByteArray(bytes, sizeof(unsigned int),
+        return _PyLong_FromByteArray(bytes, sizeof(long),
                                      little, !is_unsigned);
     }
 }
 
 /* CIntFromPy */
 static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
-    const int neg_one = (int) ((int) 0 - (int) 1), const_zero = (int) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const int neg_one = (int) -1, const_zero = (int) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
     const int is_unsigned = neg_one > const_zero;
 #if PY_MAJOR_VERSION < 3
     if (likely(PyInt_Check(x))) {
@@ -19840,9 +19714,92 @@ raise_neg_overflow:
     return (int) -1;
 }
 
+/* CIntToPy */
+static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value) {
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const int neg_one = (int) -1, const_zero = (int) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
+    const int is_unsigned = neg_one > const_zero;
+    if (is_unsigned) {
+        if (sizeof(int) < sizeof(long)) {
+            return PyInt_FromLong((long) value);
+        } else if (sizeof(int) <= sizeof(unsigned long)) {
+            return PyLong_FromUnsignedLong((unsigned long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
+            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
+#endif
+        }
+    } else {
+        if (sizeof(int) <= sizeof(long)) {
+            return PyInt_FromLong((long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
+            return PyLong_FromLongLong((PY_LONG_LONG) value);
+#endif
+        }
+    }
+    {
+        int one = 1; int little = (int)*(unsigned char *)&one;
+        unsigned char *bytes = (unsigned char *)&value;
+        return _PyLong_FromByteArray(bytes, sizeof(int),
+                                     little, !is_unsigned);
+    }
+}
+
+/* CIntToPy */
+static CYTHON_INLINE PyObject* __Pyx_PyInt_From_char(char value) {
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const char neg_one = (char) -1, const_zero = (char) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
+    const int is_unsigned = neg_one > const_zero;
+    if (is_unsigned) {
+        if (sizeof(char) < sizeof(long)) {
+            return PyInt_FromLong((long) value);
+        } else if (sizeof(char) <= sizeof(unsigned long)) {
+            return PyLong_FromUnsignedLong((unsigned long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(char) <= sizeof(unsigned PY_LONG_LONG)) {
+            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
+#endif
+        }
+    } else {
+        if (sizeof(char) <= sizeof(long)) {
+            return PyInt_FromLong((long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(char) <= sizeof(PY_LONG_LONG)) {
+            return PyLong_FromLongLong((PY_LONG_LONG) value);
+#endif
+        }
+    }
+    {
+        int one = 1; int little = (int)*(unsigned char *)&one;
+        unsigned char *bytes = (unsigned char *)&value;
+        return _PyLong_FromByteArray(bytes, sizeof(char),
+                                     little, !is_unsigned);
+    }
+}
+
 /* CIntFromPy */
 static CYTHON_INLINE char __Pyx_PyInt_As_char(PyObject *x) {
-    const char neg_one = (char) ((char) 0 - (char) 1), const_zero = (char) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const char neg_one = (char) -1, const_zero = (char) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
     const int is_unsigned = neg_one > const_zero;
 #if PY_MAJOR_VERSION < 3
     if (likely(PyInt_Check(x))) {
@@ -20029,9 +19986,54 @@ raise_neg_overflow:
     return (char) -1;
 }
 
+/* CIntToPy */
+static CYTHON_INLINE PyObject* __Pyx_PyInt_From_unsigned_char(unsigned char value) {
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const unsigned char neg_one = (unsigned char) -1, const_zero = (unsigned char) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
+    const int is_unsigned = neg_one > const_zero;
+    if (is_unsigned) {
+        if (sizeof(unsigned char) < sizeof(long)) {
+            return PyInt_FromLong((long) value);
+        } else if (sizeof(unsigned char) <= sizeof(unsigned long)) {
+            return PyLong_FromUnsignedLong((unsigned long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(unsigned char) <= sizeof(unsigned PY_LONG_LONG)) {
+            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
+#endif
+        }
+    } else {
+        if (sizeof(unsigned char) <= sizeof(long)) {
+            return PyInt_FromLong((long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(unsigned char) <= sizeof(PY_LONG_LONG)) {
+            return PyLong_FromLongLong((PY_LONG_LONG) value);
+#endif
+        }
+    }
+    {
+        int one = 1; int little = (int)*(unsigned char *)&one;
+        unsigned char *bytes = (unsigned char *)&value;
+        return _PyLong_FromByteArray(bytes, sizeof(unsigned char),
+                                     little, !is_unsigned);
+    }
+}
+
 /* CIntFromPy */
 static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
-    const long neg_one = (long) ((long) 0 - (long) 1), const_zero = (long) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const long neg_one = (long) -1, const_zero = (long) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
     const int is_unsigned = neg_one > const_zero;
 #if PY_MAJOR_VERSION < 3
     if (likely(PyInt_Check(x))) {
@@ -20218,9 +20220,92 @@ raise_neg_overflow:
     return (long) -1;
 }
 
+/* CIntToPy */
+static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum____pyx_t_2wx_3svg_8_nanosvg_SVGpaintType(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType value) {
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType neg_one = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) -1, const_zero = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
+    const int is_unsigned = neg_one > const_zero;
+    if (is_unsigned) {
+        if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) < sizeof(long)) {
+            return PyInt_FromLong((long) value);
+        } else if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) <= sizeof(unsigned long)) {
+            return PyLong_FromUnsignedLong((unsigned long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) <= sizeof(unsigned PY_LONG_LONG)) {
+            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
+#endif
+        }
+    } else {
+        if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) <= sizeof(long)) {
+            return PyInt_FromLong((long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType) <= sizeof(PY_LONG_LONG)) {
+            return PyLong_FromLongLong((PY_LONG_LONG) value);
+#endif
+        }
+    }
+    {
+        int one = 1; int little = (int)*(unsigned char *)&one;
+        unsigned char *bytes = (unsigned char *)&value;
+        return _PyLong_FromByteArray(bytes, sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGpaintType),
+                                     little, !is_unsigned);
+    }
+}
+
+/* CIntToPy */
+static CYTHON_INLINE PyObject* __Pyx_PyInt_From_unsigned_int(unsigned int value) {
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const unsigned int neg_one = (unsigned int) -1, const_zero = (unsigned int) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
+    const int is_unsigned = neg_one > const_zero;
+    if (is_unsigned) {
+        if (sizeof(unsigned int) < sizeof(long)) {
+            return PyInt_FromLong((long) value);
+        } else if (sizeof(unsigned int) <= sizeof(unsigned long)) {
+            return PyLong_FromUnsignedLong((unsigned long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(unsigned int) <= sizeof(unsigned PY_LONG_LONG)) {
+            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
+#endif
+        }
+    } else {
+        if (sizeof(unsigned int) <= sizeof(long)) {
+            return PyInt_FromLong((long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(unsigned int) <= sizeof(PY_LONG_LONG)) {
+            return PyLong_FromLongLong((PY_LONG_LONG) value);
+#endif
+        }
+    }
+    {
+        int one = 1; int little = (int)*(unsigned char *)&one;
+        unsigned char *bytes = (unsigned char *)&value;
+        return _PyLong_FromByteArray(bytes, sizeof(unsigned int),
+                                     little, !is_unsigned);
+    }
+}
+
 /* CIntToPy */
 static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum____pyx_t_2wx_3svg_8_nanosvg_SVGfillRule(enum __pyx_t_2wx_3svg_8_nanosvg_SVGfillRule value) {
-    const enum __pyx_t_2wx_3svg_8_nanosvg_SVGfillRule neg_one = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGfillRule) ((enum __pyx_t_2wx_3svg_8_nanosvg_SVGfillRule) 0 - (enum __pyx_t_2wx_3svg_8_nanosvg_SVGfillRule) 1), const_zero = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGfillRule) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const enum __pyx_t_2wx_3svg_8_nanosvg_SVGfillRule neg_one = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGfillRule) -1, const_zero = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGfillRule) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
     const int is_unsigned = neg_one > const_zero;
     if (is_unsigned) {
         if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGfillRule) < sizeof(long)) {
@@ -20251,7 +20336,14 @@ static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum____pyx_t_2wx_3svg_8_nanosvg
 
 /* CIntToPy */
 static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum____pyx_t_2wx_3svg_8_nanosvg_SVGflags(enum __pyx_t_2wx_3svg_8_nanosvg_SVGflags value) {
-    const enum __pyx_t_2wx_3svg_8_nanosvg_SVGflags neg_one = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGflags) ((enum __pyx_t_2wx_3svg_8_nanosvg_SVGflags) 0 - (enum __pyx_t_2wx_3svg_8_nanosvg_SVGflags) 1), const_zero = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGflags) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const enum __pyx_t_2wx_3svg_8_nanosvg_SVGflags neg_one = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGflags) -1, const_zero = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGflags) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
     const int is_unsigned = neg_one > const_zero;
     if (is_unsigned) {
         if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGflags) < sizeof(long)) {
@@ -20282,7 +20374,14 @@ static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum____pyx_t_2wx_3svg_8_nanosvg
 
 /* CIntToPy */
 static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum____pyx_t_2wx_3svg_8_nanosvg_SVGlineCap(enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineCap value) {
-    const enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineCap neg_one = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineCap) ((enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineCap) 0 - (enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineCap) 1), const_zero = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineCap) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineCap neg_one = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineCap) -1, const_zero = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineCap) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
     const int is_unsigned = neg_one > const_zero;
     if (is_unsigned) {
         if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineCap) < sizeof(long)) {
@@ -20313,7 +20412,14 @@ static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum____pyx_t_2wx_3svg_8_nanosvg
 
 /* CIntToPy */
 static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum____pyx_t_2wx_3svg_8_nanosvg_SVGlineJoin(enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineJoin value) {
-    const enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineJoin neg_one = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineJoin) ((enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineJoin) 0 - (enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineJoin) 1), const_zero = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineJoin) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineJoin neg_one = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineJoin) -1, const_zero = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineJoin) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
     const int is_unsigned = neg_one > const_zero;
     if (is_unsigned) {
         if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGlineJoin) < sizeof(long)) {
@@ -20344,7 +20450,14 @@ static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum____pyx_t_2wx_3svg_8_nanosvg
 
 /* CIntToPy */
 static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum____pyx_t_2wx_3svg_8_nanosvg_SVGspreadType(enum __pyx_t_2wx_3svg_8_nanosvg_SVGspreadType value) {
-    const enum __pyx_t_2wx_3svg_8_nanosvg_SVGspreadType neg_one = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGspreadType) ((enum __pyx_t_2wx_3svg_8_nanosvg_SVGspreadType) 0 - (enum __pyx_t_2wx_3svg_8_nanosvg_SVGspreadType) 1), const_zero = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGspreadType) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const enum __pyx_t_2wx_3svg_8_nanosvg_SVGspreadType neg_one = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGspreadType) -1, const_zero = (enum __pyx_t_2wx_3svg_8_nanosvg_SVGspreadType) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
     const int is_unsigned = neg_one > const_zero;
     if (is_unsigned) {
         if (sizeof(enum __pyx_t_2wx_3svg_8_nanosvg_SVGspreadType) < sizeof(long)) {
@@ -20907,6 +21020,30 @@ PyObject *__Pyx_Coroutine_MethodReturn(CYTHON_UNUSED PyObject* gen, PyObject *re
     }
     return retval;
 }
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03030000 && (defined(__linux__) || PY_VERSION_HEX >= 0x030600B3)
+static CYTHON_INLINE
+PyObject *__Pyx_PyGen_Send(PyGenObject *gen, PyObject *arg) {
+#if PY_VERSION_HEX <= 0x030A00A1
+    return _PyGen_Send(gen, arg);
+#else
+    PyObject *result;
+    if (PyIter_Send((PyObject*)gen, arg ? arg : Py_None, &result) == PYGEN_RETURN) {
+        if (PyAsyncGen_CheckExact(gen)) {
+            assert(result == Py_None);
+            PyErr_SetNone(PyExc_StopAsyncIteration);
+        }
+        else if (result == Py_None) {
+            PyErr_SetNone(PyExc_StopIteration);
+        }
+        else {
+            _PyGen_SetStopIterationValue(result);
+        }
+        Py_CLEAR(result);
+    }
+    return result;
+#endif
+}
+#endif
 static CYTHON_INLINE
 PyObject *__Pyx_Coroutine_FinishDelegation(__pyx_CoroutineObject *gen) {
     PyObject *ret;
@@ -20943,12 +21080,12 @@ static PyObject *__Pyx_Coroutine_Send(PyObject *self, PyObject *value) {
         #endif
         #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03030000 && (defined(__linux__) || PY_VERSION_HEX >= 0x030600B3)
         if (PyGen_CheckExact(yf)) {
-            ret = _PyGen_Send((PyGenObject*)yf, value == Py_None ? NULL : value);
+            ret = __Pyx_PyGen_Send((PyGenObject*)yf, value == Py_None ? NULL : value);
         } else
         #endif
         #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03050000 && defined(PyCoro_CheckExact) && (defined(__linux__) || PY_VERSION_HEX >= 0x030600B3)
         if (PyCoro_CheckExact(yf)) {
-            ret = _PyGen_Send((PyGenObject*)yf, value == Py_None ? NULL : value);
+            ret = __Pyx_PyGen_Send((PyGenObject*)yf, value == Py_None ? NULL : value);
         } else
         #endif
         {
@@ -21032,7 +21169,7 @@ static PyObject *__Pyx_Generator_Next(PyObject *self) {
         #endif
         #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03030000 && (defined(__linux__) || PY_VERSION_HEX >= 0x030600B3)
         if (PyGen_CheckExact(yf)) {
-            ret = _PyGen_Send((PyGenObject*)yf, NULL);
+            ret = __Pyx_PyGen_Send((PyGenObject*)yf, NULL);
         } else
         #endif
         #ifdef __Pyx_Coroutine_USED
@@ -21192,6 +21329,7 @@ static int __Pyx_Coroutine_clear(PyObject *self) {
     }
 #endif
     Py_CLEAR(gen->gi_code);
+    Py_CLEAR(gen->gi_frame);
     Py_CLEAR(gen->gi_name);
     Py_CLEAR(gen->gi_qualname);
     Py_CLEAR(gen->gi_modulename);
@@ -21208,7 +21346,7 @@ static void __Pyx_Coroutine_dealloc(PyObject *self) {
         if (PyObject_CallFinalizerFromDealloc(self))
 #else
         Py_TYPE(gen)->tp_del(self);
-        if (self->ob_refcnt > 0)
+        if (Py_REFCNT(self) > 0)
 #endif
         {
             return;
@@ -21235,7 +21373,7 @@ static void __Pyx_Coroutine_del(PyObject *self) {
     }
 #if !CYTHON_USE_TP_FINALIZE
     assert(self->ob_refcnt == 0);
-    self->ob_refcnt = 1;
+    __Pyx_SET_REFCNT(self, 1);
 #endif
     __Pyx_PyThreadState_assign
     __Pyx_ErrFetch(&error_type, &error_value, &error_traceback);
@@ -21302,17 +21440,17 @@ static void __Pyx_Coroutine_del(PyObject *self) {
     }
     __Pyx_ErrRestore(error_type, error_value, error_traceback);
 #if !CYTHON_USE_TP_FINALIZE
-    assert(self->ob_refcnt > 0);
+    assert(Py_REFCNT(self) > 0);
     if (--self->ob_refcnt == 0) {
         return;
     }
     {
-        Py_ssize_t refcnt = self->ob_refcnt;
+        Py_ssize_t refcnt = Py_REFCNT(self);
         _Py_NewReference(self);
-        self->ob_refcnt = refcnt;
+        __Pyx_SET_REFCNT(self, refcnt);
     }
 #if CYTHON_COMPILING_IN_CPYTHON
-    assert(PyType_IS_GC(self->ob_type) &&
+    assert(PyType_IS_GC(Py_TYPE(self)) &&
            _Py_AS_GC(self)->gc.gc_refs != _PyGC_REFS_UNTRACKED);
     _Py_DEC_REFTOTAL;
 #endif
@@ -21378,6 +21516,27 @@ __Pyx_Coroutine_set_qualname(__pyx_CoroutineObject *self, PyObject *value, CYTHO
     Py_XDECREF(tmp);
     return 0;
 }
+static PyObject *
+__Pyx_Coroutine_get_frame(__pyx_CoroutineObject *self, CYTHON_UNUSED void *context)
+{
+    PyObject *frame = self->gi_frame;
+    if (!frame) {
+        if (unlikely(!self->gi_code)) {
+            Py_RETURN_NONE;
+        }
+        frame = (PyObject *) PyFrame_New(
+            PyThreadState_Get(),            /*PyThreadState *tstate,*/
+            (PyCodeObject*) self->gi_code,  /*PyCodeObject *code,*/
+            __pyx_d,                 /*PyObject *globals,*/
+            0                               /*PyObject *locals*/
+        );
+        if (unlikely(!frame))
+            return NULL;
+        self->gi_frame = frame;
+    }
+    Py_INCREF(frame);
+    return frame;
+}
 static __pyx_CoroutineObject *__Pyx__Coroutine_New(
             PyTypeObject* type, __pyx_coroutine_body_t body, PyObject *code, PyObject *closure,
             PyObject *name, PyObject *qualname, PyObject *module_name) {
@@ -21411,6 +21570,7 @@ static __pyx_CoroutineObject *__Pyx__Coroutine_NewInit(
     gen->gi_modulename = module_name;
     Py_XINCREF(code);
     gen->gi_code = code;
+    gen->gi_frame = NULL;
     PyObject_GC_Track(gen);
     return gen;
 }
@@ -21534,6 +21694,8 @@ static PyGetSetDef __pyx_Generator_getsets[] = {
      (char*) PyDoc_STR("name of the generator"), 0},
     {(char *) "__qualname__", (getter)__Pyx_Coroutine_get_qualname, (setter)__Pyx_Coroutine_set_qualname,
      (char*) PyDoc_STR("qualified name of the generator"), 0},
+    {(char *) "gi_frame", (getter)__Pyx_Coroutine_get_frame, NULL,
+     (char*) PyDoc_STR("Frame of the generator"), 0},
     {0, 0, 0, 0, 0}
 };
 static PyTypeObject __pyx_GeneratorType_type = {
-- 
2.33.0