================
@@ -42,6 +42,52 @@ class DWARFASTParserClangStub : public DWARFASTParserClang {
return keys;
}
};
+
+/// Helper structure for DWARFASTParserClang tests that want to parse DWARF
+/// generated using yaml2obj. On construction parses the supplied YAML data
+/// into a DWARF module and thereafter vends a DWARFASTParserClang and
+/// TypeSystemClang that are guaranteed to live for the duration of this
object.
+class DWARFASTParserClangYAMLTester {
+public:
+ DWARFASTParserClangYAMLTester(llvm::StringRef yaml_data)
+ : m_module_tester(yaml_data) {}
+
+ DWARFDIE GetCUDIE() {
+ DWARFUnit *unit = m_module_tester.GetDwarfUnit();
+ assert(unit);
+
+ const DWARFDebugInfoEntry *cu_entry = unit->DIE().GetDIE();
+ assert(cu_entry->Tag() == DW_TAG_compile_unit);
+
+ return DWARFDIE(unit, cu_entry);
+ }
+
+ DWARFASTParserClang &GetParser() {
+ auto *parser = GetTypeSystem().GetDWARFParser();
+
+ assert(llvm::isa_and_nonnull<DWARFASTParserClang>(parser));
+
+ return *llvm::dyn_cast<DWARFASTParserClang>(parser);
----------------
adrian-prantl wrote:
Could this just be a non-dynamic `cast<>`?
https://github.com/llvm/llvm-project/pull/170132
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