[lldb] Silence warning

aganea · aganea · commit af09dd692232 · 2024-08-11T19:01:12.000-04:00
This fixes:
```
[6831/7617] Building CXX object
tools\lldb\source\Target\CMakeFiles\lldbTarget.dir\ThreadPlanSingleThreadTimeout.cpp.obj
C:\src\git\llvm-project\lldb\source\Target\ThreadPlanSingleThreadTimeout.cpp(66)
: warning C4715:
'lldb_private::ThreadPlanSingleThreadTimeout::StateToString': not all
control paths return a value
```
diff --git a/lldb/source/Target/ThreadPlanSingleThreadTimeout.cpp b/lldb/source/Target/ThreadPlanSingleThreadTimeout.cpp
@@ -63,6 +63,7 @@ std::string ThreadPlanSingleThreadTimeout::StateToString(State state) {
   case State::Done:
     return "Done";
   }
+  llvm_unreachable("Uncovered state value!");
 }
 
 void ThreadPlanSingleThreadTimeout::PushNewWithTimeout(Thread &thread,

Original file line number	Diff line number	Diff line change
`@@ -63,6 +63,7 @@ std::string ThreadPlanSingleThreadTimeout::StateToString(State state) {`
`63`	`63`	`case State::Done:`
`64`	`64`	`return "Done";`
`65`	`65`	`}`
	`66`	`+ llvm_unreachable("Uncovered state value!");`
`66`	`67`	`}`
`67`	`68`
`68`	`69`	`void ThreadPlanSingleThreadTimeout::PushNewWithTimeout(Thread &thread,`