add null-check

MythreyaK · MythreyaK · commit c2b8ac474f14 · 2025-08-24T15:45:57.000-07:00
diff --git a/clang/lib/Sema/HeuristicResolver.cpp b/clang/lib/Sema/HeuristicResolver.cpp
@@ -323,7 +323,8 @@ std::vector<const NamedDecl *> HeuristicResolverImpl::resolveMemberExpr(
   QualType BaseType = ME->getBaseType();
   BaseType = simplifyType(BaseType, Base, ME->isArrow());
 
-  if (BaseType->isUndeducedAutoType() || BaseType->isTemplateTypeParmType()) {
+  if (!BaseType.isNull() &&
+      (BaseType->isUndeducedAutoType() || BaseType->isTemplateTypeParmType())) {
     if (auto Type = ExplicitMemberHeuristic(Base); !Type.isNull()) {
       BaseType = Type;
     }

Original file line number	Diff line number	Diff line change
`@@ -323,7 +323,8 @@ std::vector<const NamedDecl *> HeuristicResolverImpl::resolveMemberExpr(`
`323`	`323`	`QualType BaseType = ME->getBaseType();`
`324`	`324`	`BaseType = simplifyType(BaseType, Base, ME->isArrow());`
`325`	`325`
`326`		`- if (BaseType->isUndeducedAutoType() \|\| BaseType->isTemplateTypeParmType()) {`
	`326`	`+ if (!BaseType.isNull() &&`
	`327`	`+ (BaseType->isUndeducedAutoType() \|\| BaseType->isTemplateTypeParmType())) {`
`327`	`328`	`if (auto Type = ExplicitMemberHeuristic(Base); !Type.isNull()) {`
`328`	`329`	`BaseType = Type;`
`329`	`330`	`}`