From 76b33d1f7c2ac3e4b808b77554d58d522a15c5e8 Mon Sep 17 00:00:00 2001
From: ykiko <ykikoykikoykiko@gmail.com>
Date: Fri, 6 Sep 2024 22:48:00 +0800
Subject: [PATCH] some update for Resolver.

---
 include/AST/Resolver.h |  2 --
 src/AST/Resolver.cpp   | 24 ++----------------------
 2 files changed, 2 insertions(+), 24 deletions(-)

diff --git a/include/AST/Resolver.h b/include/AST/Resolver.h
index 72b55470..0bd00a01 100644
--- a/include/AST/Resolver.h
+++ b/include/AST/Resolver.h
@@ -41,8 +41,6 @@ public:
                 llvm::ArrayRef<clang::TemplateArgument> arguments);
 
     // replace the template arguments in the type, using the arguments in the frame
-    clang::QualType substitute(clang::QualType type);
-
     clang::Decl* substitute(clang::Decl* decl);
 
 private:
diff --git a/src/AST/Resolver.cpp b/src/AST/Resolver.cpp
index 488fd107..d2e8ed8d 100644
--- a/src/AST/Resolver.cpp
+++ b/src/AST/Resolver.cpp
@@ -127,27 +127,6 @@ bool DependentNameResolver::lookup(llvm::SmallVector<clang::NamedDecl*>& result,
     return false;
 }
 
-clang::QualType DependentNameResolver::substitute(clang::QualType type) {
-    clang::MultiLevelTemplateArgumentList list;
-    for(auto begin = frames.rbegin(), end = frames.rend(); begin != end; ++begin) {
-        list.addOuterTemplateArguments(begin->decl, begin->arguments, true);
-    }
-
-    for(auto frame: frames) {
-        clang::Sema::CodeSynthesisContext context;
-        context.Entity = frame.decl;
-        context.TemplateArgs = frame.arguments.data();
-        context.Kind = clang::Sema::CodeSynthesisContext::TemplateInstantiation;
-        sema.pushCodeSynthesisContext(context);
-    }
-
-    auto result = sema.SubstType(type, list, {}, {});
-
-    frames.clear();
-
-    return result;
-}
-
 clang::Decl* DependentNameResolver::substitute(clang::Decl* decl) {
     clang::MultiLevelTemplateArgumentList list;
     for(auto begin = frames.rbegin(), end = frames.rend(); begin != end; ++begin) {
@@ -162,7 +141,8 @@ clang::Decl* DependentNameResolver::substitute(clang::Decl* decl) {
         sema.pushCodeSynthesisContext(context);
     }
 
-    // FIXME: use fake TU
+    // FIXME: use global TU may result misunderstanding result
+    // create some fake namespace to avoid this
     auto result = sema.SubstDecl(decl, context.getTranslationUnitDecl(), list);
 
     frames.clear();