diff options
Diffstat (limited to 'lldb/source/Plugins/Process/Linux/NativeThreadLinux.cpp')
| -rw-r--r-- | lldb/source/Plugins/Process/Linux/NativeThreadLinux.cpp | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/lldb/source/Plugins/Process/Linux/NativeThreadLinux.cpp b/lldb/source/Plugins/Process/Linux/NativeThreadLinux.cpp index c2e1214..a50ea7e3 100644 --- a/lldb/source/Plugins/Process/Linux/NativeThreadLinux.cpp +++ b/lldb/source/Plugins/Process/Linux/NativeThreadLinux.cpp @@ -225,7 +225,13 @@ Error NativeThreadLinux::SingleStep(uint32_t signo) { MaybeLogStateChange(new_state); m_state = new_state; m_stop_info.reason = StopReason::eStopReasonNone; - m_step_workaround = SingleStepWorkaround::Get(m_tid); + + if(!m_step_workaround) { + // If we already hava a workaround inplace, don't reset it. Otherwise, the + // destructor of the existing instance will run after the new instance has + // fetched the cpu mask, and the thread will end up with the wrong mask. + m_step_workaround = SingleStepWorkaround::Get(m_tid); + } intptr_t data = 0; if (signo != LLDB_INVALID_SIGNAL_NUMBER) |