Author: David Schneider <[email protected]>
Branch: arm-backed-float
Changeset: r44928:09db2623e502
Date: 2011-06-12 13:58 +0200
http://bitbucket.org/pypy/pypy/changeset/09db2623e502/
Log: add a test for the bug when calling a function with ConstInt
arguments and ConstInt(0) being ignored
diff --git a/pypy/jit/backend/test/calling_convention_test.py
b/pypy/jit/backend/test/calling_convention_test.py
--- a/pypy/jit/backend/test/calling_convention_test.py
+++ b/pypy/jit/backend/test/calling_convention_test.py
@@ -291,3 +291,30 @@
finally:
del self.cpu.done_with_this_frame_float_v
+
+ def test_call_with_imm_values_bug_constint0(self):
+ from pypy.rlib.libffi import types
+ cpu = self.cpu
+
+ I = lltype.Signed
+ ints = [7, 11, 23, 13, -42, 0, 0, 9]
+
+ def func(*args):
+ for i in range(len(args)):
+ assert args[i] == ints[i]
+ return sum(args)
+
+ result = sum(ints)
+ args = [I] * len(ints)
+ argslist = [ConstInt(i) for i in ints]
+ FUNC = self.FuncType(args, I)
+ FPTR = self.Ptr(FUNC)
+ func_ptr = llhelper(FPTR, func)
+ calldescr = cpu.calldescrof(FUNC, FUNC.ARGS, FUNC.RESULT)
+ funcbox = self.get_funcbox(cpu, func_ptr)
+
+ res = self.execute_operation(rop.CALL,
+ [funcbox] + argslist,
+ 'int', descr=calldescr)
+ assert res.value == result
+
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