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import py
from rpython.rtyper.lltypesystem import lltype, llmemory
from rpython.jit.codewriter import heaptracker
from rpython.jit.backend.test.runner_test import LLtypeBackendTest
from rpython.jit.backend.llgraph.runner import LLGraphCPU
class TestLLTypeLLGraph(LLtypeBackendTest):
# for individual tests see:
# ====> ../../test/runner_test.py
def get_cpu(self):
return LLGraphCPU(None)
def test_memoryerror(self):
py.test.skip("does not make much sense on the llgraph backend")
def test_call_release_gil_variable_function_and_arguments(self):
py.test.skip("the arguments seem not correctly casted")
def test_cast_adr_to_int_and_back():
X = lltype.Struct('X', ('foo', lltype.Signed))
x = lltype.malloc(X, immortal=True)
x.foo = 42
a = llmemory.cast_ptr_to_adr(x)
i = heaptracker.adr2int(a)
assert lltype.typeOf(i) is lltype.Signed
a2 = heaptracker.int2adr(i)
assert llmemory.cast_adr_to_ptr(a2, lltype.Ptr(X)) == x
assert heaptracker.adr2int(llmemory.NULL) == 0
assert heaptracker.int2adr(0) == llmemory.NULL
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