[Lldb-commits] [PATCH] D146536: SymbolFile: ensure that we have a value before invoking `getBitWidth`

[Saleem Abdulrasool via Phabricator via lldb-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG16b7cf245ec0: SymbolFile: ensure that we have a value before invoking `getBitWidth` (authored by compnerd).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D146536/new/

https://reviews.llvm.org/D146536

Files:
  lldb/source/Plugins/SymbolFile/PDB/PDBASTParser.cpp


Index: lldb/source/Plugins/SymbolFile/PDB/PDBASTParser.cpp
===================================================================
--- lldb/source/Plugins/SymbolFile/PDB/PDBASTParser.cpp
+++ lldb/source/Plugins/SymbolFile/PDB/PDBASTParser.cpp
@@ -1299,6 +1299,15 @@
       // Query the symbol's value as the variable initializer if valid.
       if (member_comp_type.IsConst()) {
         auto value = member->getValue();
+        if (value.Type == llvm::pdb::Empty) {
+          LLDB_LOG(GetLog(LLDBLog::AST),
+                   "Class '{0}' has member '{1}' of type '{2}' with an unknown "
+                   "constant size.",
+                   record_type.GetTypeName(), member_name,
+                   member_comp_type.GetTypeName());
+          continue;
+        }
+
         clang::QualType qual_type = decl->getType();
         unsigned type_width = m_ast.getASTContext().getIntWidth(qual_type);
         unsigned constant_width = value.getBitWidth();


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