Merge pull request #5597 from jasonmolenda/r102210820-dont-force-dyld-setting-during-corefile-scan-1013

Check m_dyld_up directly in LoadBinariesViaMetadata

Author: jasonmolenda

lldb/source/Plugins/Process/mach-core/ProcessMachCore.cpp

@@ -327,9 +327,11 @@ void ProcessMachCore::LoadBinariesViaMetadata() {
   // corefile
   core_objfile->LoadCoreFileImages(*this);
 
-  // LoadCoreFileImges may have set the dynamic loader; if we now have
-  // a dynamic loader, save its name so we don't un-set it later.
-  if (GetDynamicLoader())
+  // LoadCoreFileImges may have set the dynamic loader, e.g. in
+  // PlatformDarwinKernel::LoadPlatformBinaryAndSetup().
+  // If we now have a dynamic loader, save its name so we don't 
+  // un-set it later.
+  if (m_dyld_up)
     m_dyld_plugin_name = GetDynamicLoader()->GetPluginName();
 }