1 files changed, 3 insertions, 3 deletions
diff --git a/lldb/source/Plugins/Process/Utility/UnwindMacOSXFrameBackchain.cpp b/lldb/source/Plugins/Process/Utility/UnwindMacOSXFrameBackchain.cpp
index 2d9e0210929..f712fd92c54 100644
--- a/lldb/source/Plugins/Process/Utility/UnwindMacOSXFrameBackchain.cpp
+++ b/lldb/source/Plugins/Process/Utility/UnwindMacOSXFrameBackchain.cpp
@@ -32,12 +32,12 @@ UnwindMacOSXFrameBackchain::GetFrameCount()
 {
     if (m_cursors.empty())
     {
-        const ArchSpec target_arch (m_thread.GetProcess().GetTarget().GetArchitecture ());
+        const ArchSpec& target_arch = m_thread.GetProcess().GetTarget().GetArchitecture ();
         // Frame zero should always be supplied by the thread...
         StackFrameSP frame_sp (m_thread.GetStackFrameAtIndex (0));
-        if (target_arch == ArchSpec("x86_64"))
+        if (target_arch.GetMachine() == llvm::Triple::x86_64)
             GetStackFrameData_x86_64 (frame_sp.get());
-        else if (target_arch == ArchSpec("i386"))
+        else if (target_arch.GetMachine() == llvm::Triple::x86)
             GetStackFrameData_i386 (frame_sp.get());
 
     }