[clang] [clang-tools-extra] [clang] Include explicit object methods in overload suggestions (PR #154041)

[Mythreya Kuricheti via cfe-commits]

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@@ -2288,7 +2288,10 @@ class CXXMethodDecl : public FunctionDecl {
                               const CXXRecordDecl *Decl);
 
   Qualifiers getMethodQualifiers() const {
-    return getType()->castAs<FunctionProtoType>()->getMethodQuals();
+    if (isExplicitObjectMemberFunction())
+      return getFunctionObjectParameterType().getQualifiers();
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MythreyaK wrote:

Not 100% sure if this is the right method to use :thinking:. 

https://github.com/llvm/llvm-project/pull/154041