[clang] [clang][ExtractAPI] fix a couple crashes when used via libclang (PR #132297)

[via cfe-commits]

================
@@ -175,28 +175,30 @@ class ExtractAPIVisitorBase : public RecursiveASTVisitor<Derived> {
   SmallVector<SymbolReference> getBases(const CXXRecordDecl *Decl) {
     // FIXME: store AccessSpecifier given by inheritance
     SmallVector<SymbolReference> Bases;
-    for (const auto &BaseSpecifier : Decl->bases()) {
-      // skip classes not inherited as public
-      if (BaseSpecifier.getAccessSpecifier() != AccessSpecifier::AS_public)
-        continue;
-      if (auto *BaseDecl = BaseSpecifier.getType()->getAsTagDecl()) {
-        Bases.emplace_back(createSymbolReferenceForDecl(*BaseDecl));
-      } else {
-        SymbolReference BaseClass;
-        BaseClass.Name = API.copyString(BaseSpecifier.getType().getAsString(
-            Decl->getASTContext().getPrintingPolicy()));
-
-        if (BaseSpecifier.getType().getTypePtr()->isTemplateTypeParmType()) {
-          if (auto *TTPTD = BaseSpecifier.getType()
-                                ->getAs<TemplateTypeParmType>()
-                                ->getDecl()) {
-            SmallString<128> USR;
-            index::generateUSRForDecl(TTPTD, USR);
-            BaseClass.USR = API.copyString(USR);
-            BaseClass.Source = API.copyString(getOwningModuleName(*TTPTD));
+    if (Decl->isCompleteDefinition()) {
----------------
QuietMisdreavus wrote:

Done!

https://github.com/llvm/llvm-project/pull/132297