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Put a workaround for flaky unwinder behavior on Darwin (<rdar://problem/16363195>). 

llvm-svn: 204254
This commit is contained in:
Jim Ingham 2014-03-19 17:50:46 +00:00
parent 69ab726724
commit 3a520a9373
1 changed files with 10 additions and 4 deletions
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14
lldb/test/functionalities/inline-stepping/TestInlineStepping.py
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@ -1,6 +1,6 @@
"""Test stepping over and into inlined functions."""
import os, time
import os, time, sys
import unittest2
import lldb
import lldbutil
@ -53,7 +53,7 @@ class TestInlineStepping(TestBase):
self.source_lines[name] = line_number(self.main_source, "// In " + name + ".")
self.main_source_spec = lldb.SBFileSpec (self.main_source)
def do_step(self, step_type, destination_line_entry):
def do_step(self, step_type, destination_line_entry, test_stack_depth):
expected_stack_depth = self.thread.GetNumFrames()
if step_type == "into":
expected_stack_depth += 1
@ -90,7 +90,7 @@ class TestInlineStepping(TestBase):
real_stack_depth = self.thread.GetNumFrames()
if real_stack_depth != expected_stack_depth:
if test_stack_depth and real_stack_depth != expected_stack_depth:
destination_description = lldb.SBStream()
destination_line_entry.GetDescription(destination_description)
self.fail ("Step %s to %s got wrong number of frames, should be: %d was: %d."%(step_type, destination_description.GetData(), expected_stack_depth, real_stack_depth))
@ -105,10 +105,16 @@ class TestInlineStepping(TestBase):
target_line_entry = lldb.SBLineEntry()
target_line_entry.SetFileSpec(self.main_source_spec)
test_stack_depth = True
# Work around for <rdar://problem/16363195>, the darwin unwinder seems flakey about whether it duplicates the first frame
# or not, which makes counting stack depth unreliable.
if "darwin" in sys.platform:
test_stack_depth = False
for step_pattern in step_sequence:
step_stop_line = line_number (self.main_source, step_pattern[0])
target_line_entry.SetLine(step_stop_line)
self.do_step (step_pattern[1], target_line_entry)
self.do_step (step_pattern[1], target_line_entry, test_stack_depth)
def inline_stepping(self):