Implement PyErr_GivenExceptionMatches in C

Author: fangerer

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

@@ -173,7 +173,6 @@ PyErr_Occurred(void)
 }
 
 
-#if 0 // GraalPy change
 int
 PyErr_GivenExceptionMatches(PyObject *err, PyObject *exc)
 {
@@ -204,7 +203,6 @@ PyErr_GivenExceptionMatches(PyObject *err, PyObject *exc)
 
     return err == exc;
 }
-#endif // GraalPy change
 
 
 int

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/modules/cext/PythonCextErrBuiltins.java

@@ -395,17 +395,6 @@ Object info(
         }
     }
 
-    @CApiBuiltin(ret = Int, args = {PyObject, PyObject}, call = Direct)
-    abstract static class PyErr_GivenExceptionMatches extends CApiBinaryBuiltinNode {
-
-        @Specialization
-        static int matches(Object err, Object exc,
-                        @Bind("this") Node inliningTarget,
-                        @Cached PyErrExceptionMatchesNode matchesNode) {
-            return PInt.intValue(matchesNode.execute(inliningTarget, err, exc));
-        }
-    }
-
     @CApiBuiltin(ret = Void, args = {ConstCharPtrAsTruffleString, PyObject}, call = Direct)
     abstract static class _PyErr_WriteUnraisableMsg extends CApiBinaryBuiltinNode {
         @Specialization

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/cext/capi/CApiFunction.java

@@ -244,6 +244,7 @@ public final class CApiFunction {
     @CApiBuiltin(name = "PyErr_Format", ret = PyObject, args = {PyObject, ConstCharPtrAsTruffleString, VARARGS}, call = CImpl)
     @CApiBuiltin(name = "PyErr_FormatV", ret = PyObject, args = {PyObject, ConstCharPtrAsTruffleString, VA_LIST}, call = CImpl)
     @CApiBuiltin(name = "PyErr_GetExcInfo", ret = Void, args = {PyObjectPtr, PyObjectPtr, PyObjectPtr}, call = CImpl)
+    @CApiBuiltin(name = "PyErr_GivenExceptionMatches", ret = Int, args = {PyObject, PyObject}, call = CImpl)
     @CApiBuiltin(name = "PyErr_NoMemory", ret = PyObject, args = {}, call = CImpl)
     @CApiBuiltin(name = "PyErr_NormalizeException", ret = Void, args = {PyObjectPtr, PyObjectPtr, PyObjectPtr}, call = CImpl)
     @CApiBuiltin(name = "PyErr_Occurred", ret = PyObjectBorrowed, args = {}, call = CImpl)