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151 lines
7.2 KiB
151 lines
7.2 KiB
"""
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Test completing types using information from other shared libraries.
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"""
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import os
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import lldb
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from lldbsuite.test.decorators import *
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test import lldbutil
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class LimitDebugInfoTestCase(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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def _check_type(self, target, name):
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exe = target.FindModule(lldb.SBFileSpec("a.out"))
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type_ = exe.FindFirstType(name)
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self.trace("type_: %s"%type_)
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self.assertTrue(type_)
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base = type_.GetDirectBaseClassAtIndex(0).GetType()
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self.trace("base:%s"%base)
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self.assertTrue(base)
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self.assertEquals(base.GetNumberOfFields(), 0)
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def _check_debug_info_is_limited(self, target):
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# Without other shared libraries we should only see the member declared
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# in the derived class. This serves as a sanity check that we are truly
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# building with limited debug info.
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self._check_type(target, "InheritsFromOne")
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self._check_type(target, "InheritsFromTwo")
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@skipIf(bugnumber="pr46284", debug_info="gmodules")
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@skipIfWindows # Clang emits type info even with -flimit-debug-info
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def test_one_and_two_debug(self):
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self.build()
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target = self.dbg.CreateTarget(self.getBuildArtifact("a.out"))
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self._check_debug_info_is_limited(target)
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lldbutil.run_to_name_breakpoint(self, "main",
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extra_images=["one", "two"])
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# But when other shared libraries are loaded, we should be able to see
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# all members.
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self.expect_expr("inherits_from_one.member", result_value="47")
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self.expect_expr("inherits_from_one.one", result_value="142")
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self.expect_expr("inherits_from_two.member", result_value="47")
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self.expect_expr("inherits_from_two.one", result_value="142")
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self.expect_expr("inherits_from_two.two", result_value="242")
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self.expect_expr("one_as_member.member", result_value="47")
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self.expect_expr("one_as_member.one.member", result_value="147")
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self.expect_expr("two_as_member.member", result_value="47")
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self.expect_expr("two_as_member.two.one.member", result_value="147")
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self.expect_expr("two_as_member.two.member", result_value="247")
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self.expect_expr("array_of_one[2].member", result_value="174")
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self.expect_expr("array_of_two[2].one[2].member", result_value="174")
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self.expect_expr("array_of_two[2].member", result_value="274")
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self.expect_expr("get_one().member", result_value="124")
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self.expect_expr("get_two().one().member", result_value="124")
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self.expect_expr("get_two().member", result_value="224")
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self.expect_expr("shadowed_one.member", result_value="47")
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self.expect_expr("shadowed_one.one", result_value="142")
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@skipIf(bugnumber="pr46284", debug_info="gmodules")
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@skipIfWindows # Clang emits type info even with -flimit-debug-info
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def test_two_debug(self):
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self.build(dictionary=dict(STRIP_ONE="1"))
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target = self.dbg.CreateTarget(self.getBuildArtifact("a.out"))
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self._check_debug_info_is_limited(target)
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lldbutil.run_to_name_breakpoint(self, "main",
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extra_images=["one", "two"])
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# This time, we should only see the members from the second library.
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self.expect_expr("inherits_from_one.member", result_value="47")
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self.expect("expr inherits_from_one.one", error=True,
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substrs=["no member named 'one' in 'InheritsFromOne'"])
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self.expect_expr("inherits_from_two.member", result_value="47")
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self.expect("expr inherits_from_two.one", error=True,
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substrs=["no member named 'one' in 'InheritsFromTwo'"])
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self.expect_expr("inherits_from_two.two", result_value="242")
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self.expect_expr("one_as_member.member", result_value="47")
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self.expect("expr one_as_member.one.member", error=True,
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substrs=["no member named 'member' in 'member::One'"])
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self.expect_expr("two_as_member.member", result_value="47")
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self.expect("expr two_as_member.two.one.member", error=True,
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substrs=["no member named 'member' in 'member::One'"])
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self.expect_expr("two_as_member.two.member", result_value="247")
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self.expect("expr array_of_one[2].member", error=True,
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substrs=["no member named 'member' in 'array::One'"])
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self.expect("expr array_of_two[2].one[2].member", error=True,
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substrs=["no member named 'member' in 'array::One'"])
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self.expect_expr("array_of_two[2].member", result_value="274")
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self.expect("expr get_one().member", error=True,
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substrs=["calling 'get_one' with incomplete return type 'result::One'"])
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self.expect("expr get_two().one().member", error=True,
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substrs=["calling 'one' with incomplete return type 'result::One'"])
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self.expect_expr("get_two().member", result_value="224")
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@skipIf(bugnumber="pr46284", debug_info="gmodules")
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@skipIfWindows # Clang emits type info even with -flimit-debug-info
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def test_one_debug(self):
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self.build(dictionary=dict(STRIP_TWO="1"))
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target = self.dbg.CreateTarget(self.getBuildArtifact("a.out"))
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self._check_debug_info_is_limited(target)
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lldbutil.run_to_name_breakpoint(self, "main",
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extra_images=["one", "two"])
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# In this case we should only see the members from the second library.
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# Note that we cannot see inherits_from_two.one because without debug
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# info for "Two", we cannot determine that it in fact inherits from
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# "One".
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self.expect_expr("inherits_from_one.member", result_value="47")
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self.expect_expr("inherits_from_one.one", result_value="142")
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self.expect_expr("inherits_from_two.member", result_value="47")
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self.expect("expr inherits_from_two.one", error=True,
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substrs=["no member named 'one' in 'InheritsFromTwo'"])
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self.expect("expr inherits_from_two.two", error=True,
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substrs=["no member named 'two' in 'InheritsFromTwo'"])
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self.expect_expr("one_as_member.member", result_value="47")
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self.expect_expr("one_as_member.one.member", result_value="147")
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self.expect_expr("two_as_member.member", result_value="47")
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self.expect("expr two_as_member.two.one.member", error=True,
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substrs=["no member named 'one' in 'member::Two'"])
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self.expect("expr two_as_member.two.member", error=True,
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substrs=["no member named 'member' in 'member::Two'"])
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self.expect_expr("array_of_one[2].member", result_value="174")
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self.expect("expr array_of_two[2].one[2].member", error=True,
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substrs=["no member named 'one' in 'array::Two'"])
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self.expect("expr array_of_two[2].member", error=True,
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substrs=["no member named 'member' in 'array::Two'"])
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self.expect_expr("get_one().member", result_value="124")
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self.expect("expr get_two().one().member", error=True,
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substrs=["calling 'get_two' with incomplete return type 'result::Two'"])
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self.expect("expr get_two().member", error=True,
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substrs=["calling 'get_two' with incomplete return type 'result::Two'"])
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