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import lldb
import lldbsuite.test.lldbplatformutil as lldbplatformutil
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestCase(TestBase):
@no_debug_info_test
@skipIf(compiler="clang", compiler_version=["<", "20.0"])
def test(self):
self.build()
target = self.dbg.CreateTarget(self.getBuildArtifact("a.out"))
value = self.expect_expr("temp1", result_type="C<int, 2>")
template_type = value.GetType()
self.assertEqual(template_type.GetNumberOfTemplateArguments(), 2)
# Check a type argument.
self.assertEqual(
template_type.GetTemplateArgumentKind(0), lldb.eTemplateArgumentKindType
)
self.assertEqual(template_type.GetTemplateArgumentType(0).GetName(), "int")
# Check a integral argument.
self.assertEqual(
template_type.GetTemplateArgumentKind(1), lldb.eTemplateArgumentKindIntegral
)
self.assertEqual(
template_type.GetTemplateArgumentType(1).GetName(), "unsigned int"
)
# Template parameter isn't a NTTP.
self.assertFalse(template_type.GetTemplateArgumentValue(target, 0))
# Template parameter index out-of-bounds.
self.assertFalse(template_type.GetTemplateArgumentValue(target, 2))
# Template parameter is a NTTP.
param_val = template_type.GetTemplateArgumentValue(target, 1)
self.assertEqual(param_val.GetTypeName(), "unsigned int")
self.assertEqual(param_val.GetValueAsUnsigned(), 2)
# Try to get an invalid template argument.
self.assertEqual(
template_type.GetTemplateArgumentKind(2), lldb.eTemplateArgumentKindNull
)
self.assertEqual(template_type.GetTemplateArgumentType(2).GetName(), "")
value = self.expect_expr("temp2", result_type="Foo<short, -2>")
# Can't get template parameter value with invalid target.
self.assertFalse(value.GetType().GetTemplateArgumentValue(lldb.SBTarget(), 1))
template_param_value = value.GetType().GetTemplateArgumentValue(target, 1)
self.assertTrue(template_param_value)
self.assertEqual(template_param_value.GetTypeName(), "short")
self.assertEqual(template_param_value.GetValueAsSigned(), -2)
value = self.expect_expr("temp3", result_type="Foo<char, 'v'>")
template_param_value = value.GetType().GetTemplateArgumentValue(target, 1)
self.assertTrue(template_param_value)
self.assertEqual(template_param_value.GetTypeName(), "char")
self.assertEqual(chr(template_param_value.GetValueAsSigned()), "v")
value = self.expect_expr("temp4", result_type="Foo<float, 2.000000e+00>")
template_param_value = value.GetType().GetTemplateArgumentValue(target, 1)
self.assertEqual(template_param_value.GetTypeName(), "float")
# FIXME: this should return a float
self.assertEqual(template_param_value.GetValueAsSigned(), 2)
value = self.expect_expr("temp5", result_type="Foo<double, -2.505000e+02>")
template_param_value = value.GetType().GetTemplateArgumentValue(target, 1)
self.assertEqual(template_param_value.GetTypeName(), "double")
# FIXME: this should return a float
self.assertEqual(template_param_value.GetValueAsSigned(), -250)
# FIXME: type should be Foo<int *, &temp1.member>
value = self.expect_expr("temp6", result_type="Foo<int *, int *>")
self.assertFalse(value.GetType().GetTemplateArgumentValue(target, 1))
# FIXME: support wider range of floating point types
value = self.expect_expr("temp7", result_type="Foo<__fp16, __fp16>")
self.assertFalse(value.GetType().GetTemplateArgumentValue(target, 1))
# The target we use when evaluating these expressions for Arm leads to there
# not being a __bf16 type in the AST so we fall back to __fp16 and evaluating
# this fails.
if lldbplatformutil.getArchitecture() != "arm":
value = self.expect_expr("temp8", result_type="Foo<__bf16, __bf16>")
self.assertFalse(value.GetType().GetTemplateArgumentValue(target, 1))
value = self.expect_expr("temp9", result_type="Bar<double, 1.200000e+00>")
template_param_value = value.GetType().GetTemplateArgumentValue(target, 1)
self.assertEqual(template_param_value.GetTypeName(), "double")
# FIXME: this should return a float
self.assertEqual(template_param_value.GetValueAsSigned(), 1)
value = self.expect_expr(
"temp10", result_type="Bar<float, 1.000000e+00, 2.000000e+00>"
)
template_param_value = value.GetType().GetTemplateArgumentValue(target, 1)
self.assertEqual(template_param_value.GetTypeName(), "float")
# FIXME: this should return a float
self.assertEqual(template_param_value.GetValueAsSigned(), 1)
template_param_value = value.GetType().GetTemplateArgumentValue(target, 2)
self.assertEqual(template_param_value.GetTypeName(), "float")
# FIXME: this should return a float
self.assertEqual(template_param_value.GetValueAsSigned(), 2)
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