Temporarily recognize exc_type EXC_BREAKPOINT with an exc_code of 0

(normally undefined) as indicating a breakpoint hit, in addition
to the normal (EXC_BREAKPOINT, EXC_ARM_BREAKPOINT) pair.
<rdar://problem/13730366> 

llvm-svn: 180216

1 files changed, 7 insertions, 0 deletions

diff --git a/lldb/source/Plugins/Process/Utility/StopInfoMachException.cpp b/lldb/source/Plugins/Process/Utility/StopInfoMachException.cpp
index 7b002c4f4d7..1b2974de5eb 100644
--- a/lldb/source/Plugins/Process/Utility/StopInfoMachException.cpp
+++ b/lldb/source/Plugins/Process/Utility/StopInfoMachException.cpp
@@ -193,6 +193,8 @@ StopInfoMachException::GetDescription ()
                     case 0x101: code_desc = "EXC_ARM_DA_ALIGN"; break;
                     case 0x102: code_desc = "EXC_ARM_DA_DEBUG"; break;
                     case 1: code_desc = "EXC_ARM_BREAKPOINT"; break;
+                    // FIXME temporary workaround, exc_code 0 does not really mean EXC_ARM_BREAKPOINT
+                    case 0: code_desc = "EXC_ARM_BREAKPOINT"; break;
                     }
                     break;
 
@@ -420,6 +422,11 @@ StopInfoMachException::CreateStopReasonWithMachException
                         is_actual_breakpoint = true;
                         is_trace_if_actual_breakpoint_missing = true;
                     }
+                    else if (exc_code == 0) // FIXME not EXC_ARM_BREAKPOINT but a kernel is currently returning this so accept it as indicating a breakpoint until the kernel is fixed
+                    {
+                        is_actual_breakpoint = true;
+                        is_trace_if_actual_breakpoint_missing = true;
+                    }
                     break;
 
                 default: