1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
| """Test that conflicting symbols in different shared libraries work correctly"""
from __future__ import print_function
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestConflictingSymbols(TestBase):
mydir = TestBase.compute_mydir(__file__)
NO_DEBUG_INFO_TESTCASE = True
def setUp(self):
TestBase.setUp(self)
lldbutil.mkdir_p(self.getBuildArtifact("One"))
lldbutil.mkdir_p(self.getBuildArtifact("Two"))
@expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24489")
@expectedFailureNetBSD
def test_conflicting_symbols(self):
self.build()
exe = self.getBuildArtifact("a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
# Register our shared libraries for remote targets so they get
# automatically uploaded
environment = self.registerSharedLibrariesWithTarget(
target, ['One', 'Two'])
lldbutil.run_break_set_by_source_regexp(self, '// break here',
extra_options='-f One.c', num_expected_locations=-2)
lldbutil.run_break_set_by_source_regexp(self, '// break here',
extra_options='-f Two.c', num_expected_locations=-2)
lldbutil.run_break_set_by_source_regexp(self, '// break here',
extra_options='-f main.c', num_expected_locations=1)
process = target.LaunchSimple(
None, environment, self.get_process_working_directory())
self.assertTrue(process, PROCESS_IS_VALID)
# The stop reason of the thread should be breakpoint.
self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
substrs=['stopped',
'stop reason = breakpoint'])
self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
substrs=[' resolved, hit count = 1'])
# This should display correctly.
self.expect(
"expr (unsigned long long)conflicting_symbol",
"Symbol from One should be found",
substrs=[
"11111"])
self.runCmd("continue", RUN_SUCCEEDED)
# The stop reason of the thread should be breakpoint.
self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
substrs=['stopped',
'stop reason = breakpoint'])
self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
substrs=[' resolved, hit count = 1'])
self.expect(
"expr (unsigned long long)conflicting_symbol",
"Symbol from Two should be found",
substrs=[
"22222"])
self.runCmd("continue", RUN_SUCCEEDED)
# The stop reason of the thread should be breakpoint.
self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
substrs=['stopped',
'stop reason = breakpoint'])
self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
substrs=[' resolved, hit count = 1'])
self.expect(
"expr (unsigned long long)conflicting_symbol",
"An error should be printed when symbols can't be ordered",
error=True,
substrs=[
"Multiple internal symbols"])
@expectedFailureAll(bugnumber="llvm.org/pr35043")
@skipIfWindows # This test is "passing" on Windows, but it is a false positive.
def test_shadowed(self):
self.build()
exe = self.getBuildArtifact("a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
# Register our shared libraries for remote targets so they get
# automatically uploaded
environment = self.registerSharedLibrariesWithTarget(
target, ['One', 'Two'])
lldbutil.run_break_set_by_source_regexp(self, '// break here',
extra_options='-f main.c', num_expected_locations=1)
process = target.LaunchSimple(
None, environment, self.get_process_working_directory())
self.assertTrue(process, PROCESS_IS_VALID)
# The stop reason of the thread should be breakpoint.
self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
substrs=['stopped',
'stop reason = breakpoint'])
# As we are shadowing the conflicting symbol, there should be no
# ambiguity in this expression.
self.expect(
"expr int conflicting_symbol = 474747; conflicting_symbol",
substrs=[ "474747"])
|