[NFC] Refactor representation of materialized temporaries

Summary:
this patch refactor representation of materialized temporaries to prevent an issue raised by rsmith in https://reviews.llvm.org/D63640#inline-612718

Reviewers: rsmith, martong, shafik

Reviewed By: rsmith

Subscribers: rnkovacs, arphaman, cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D69360

1 files changed, 0 insertions, 19 deletions

diff --git a/clang/lib/AST/ASTContext.cpp b/clang/lib/AST/ASTContext.cpp
index cda51ec755a..752c100aab2 100644
--- a/clang/lib/AST/ASTContext.cpp
+++ b/clang/lib/AST/ASTContext.cpp
@@ -875,10 +875,6 @@ ASTContext::~ASTContext() {
        A != AEnd; ++A)
     A->second->~AttrVec();
 
-  for (std::pair<const MaterializeTemporaryExpr *, APValue *> &MTVPair :
-       MaterializedTemporaryValues)
-    MTVPair.second->~APValue();
-
   for (const auto &Value : ModuleInitializers)
     Value.second->~PerModuleInitializers();
 
@@ -10324,21 +10320,6 @@ unsigned ASTContext::getParameterIndex(const ParmVarDecl *D) const {
   return I->second;
 }
 
-APValue *
-ASTContext::getMaterializedTemporaryValue(const MaterializeTemporaryExpr *E,
-                                          bool MayCreate) {
-  assert(E && E->getStorageDuration() == SD_Static &&
-         "don't need to cache the computed value for this temporary");
-  if (MayCreate) {
-    APValue *&MTVI = MaterializedTemporaryValues[E];
-    if (!MTVI)
-      MTVI = new (*this) APValue;
-    return MTVI;
-  }
-
-  return MaterializedTemporaryValues.lookup(E);
-}
-
 QualType ASTContext::getStringLiteralArrayType(QualType EltTy,
                                                unsigned Length) const {
   // A C++ string literal has a const-qualified element type (C++ 2.13.4p1).