Fix crash in lldb-mi when stack variable name is nullptr. This always happens when execution stops in try scope with unnamed catch clause

llvm-svn: 259189

1 files changed, 6 insertions, 1 deletions

diff --git a/lldb/tools/lldb-mi/MICmnLLDBDebugSessionInfo.cpp b/lldb/tools/lldb-mi/MICmnLLDBDebugSessionInfo.cpp
index ef99ac9a420..389da4eb48d 100644
--- a/lldb/tools/lldb-mi/MICmnLLDBDebugSessionInfo.cpp
+++ b/lldb/tools/lldb-mi/MICmnLLDBDebugSessionInfo.cpp
@@ -452,7 +452,12 @@ CMICmnLLDBDebugSessionInfo::MIResponseForVariableInfoInternal(const VariableInfo
     {
         CMICmnMIValueTuple miValueTuple;
         lldb::SBValue value = vwrSBValueList.GetValueAtIndex(i);
-        const CMICmnMIValueConst miValueConst(value.GetName());
+        // If one stops inside try block with, which catch clause type is unnamed 
+        // (e.g std::exception&) then value name will be nullptr as well as value pointer
+        const char* name = value.GetName();
+        if (name == nullptr)
+            continue;
+        const CMICmnMIValueConst miValueConst(name);
         const CMICmnMIValueResult miValueResultName("name", miValueConst);
         if (vbMarkArgs && vbIsArgs)
         {