Author: Med Ismail Bennani
Date: 2023-10-25T17:31:02-07:00
New Revision: 2abf997f8272e88d1a17138da61448bac721b6c1

URL: 
https://github.com/llvm/llvm-project/commit/2abf997f8272e88d1a17138da61448bac721b6c1
DIFF: 
https://github.com/llvm/llvm-project/commit/2abf997f8272e88d1a17138da61448bac721b6c1.diff

LOG: [lldb] Fix assertions caused by un-checked errors in ScriptedProcess

This patch should fix some assertion that started getting hit after f22d82c.

That commit changed the scripted object plugin creation to use
`llvm::Expected<T>` as a return type to enforce error handling, however
I forgot to handle the error which caused the assert.

The interesting  part about this, is that since that assert was triggered
in the ScriptedProcess constructor (where the `llvm::Error` wasn't
handled), that impacted every test that launched any kind of process,
since the process plugin manager would eventually also iterate over the
`ScriptedProcess::Create` factory method.

This patch should fix the assertions by handling the errors.

Signed-off-by: Med Ismail Bennani <ism...@bennani.ma>

Added: 
    

Modified: 
    lldb/source/Plugins/Process/scripted/ScriptedProcess.cpp
    lldb/source/Plugins/Process/scripted/ScriptedThread.cpp

Removed: 
    


################################################################################
diff  --git a/lldb/source/Plugins/Process/scripted/ScriptedProcess.cpp 
b/lldb/source/Plugins/Process/scripted/ScriptedProcess.cpp
index e0e6693399dec3a..f2a647c1b0bea4c 100644
--- a/lldb/source/Plugins/Process/scripted/ScriptedProcess.cpp
+++ b/lldb/source/Plugins/Process/scripted/ScriptedProcess.cpp
@@ -113,6 +113,7 @@ ScriptedProcess::ScriptedProcess(lldb::TargetSP target_sp,
       m_scripted_metadata.GetArgsSP());
 
   if (!obj_or_err) {
+    llvm::consumeError(obj_or_err.takeError());
     error.SetErrorString("Failed to create script object.");
     return;
   }

diff  --git a/lldb/source/Plugins/Process/scripted/ScriptedThread.cpp 
b/lldb/source/Plugins/Process/scripted/ScriptedThread.cpp
index 5a955fa14009265..aa2796db15cd00a 100644
--- a/lldb/source/Plugins/Process/scripted/ScriptedThread.cpp
+++ b/lldb/source/Plugins/Process/scripted/ScriptedThread.cpp
@@ -60,9 +60,11 @@ ScriptedThread::Create(ScriptedProcess &process,
       thread_class_name, exe_ctx, process.m_scripted_metadata.GetArgsSP(),
       script_object);
 
-  if (!obj_or_err)
+  if (!obj_or_err) {
+    llvm::consumeError(obj_or_err.takeError());
     return llvm::createStringError(llvm::inconvertibleErrorCode(),
                                    "Failed to create script object.");
+  }
 
   StructuredData::GenericSP owned_script_object_sp = *obj_or_err;
 


        
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