Create a new expression node, SubstNonTypeTemplateParmExpr,

to represent a fully-substituted non-type template parameter.
This should improve source fidelity, as well as being generically
useful for diagnostics and such.

llvm-svn: 135243

5 files changed, 17 insertions, 0 deletions

diff --git a/clang/lib/CodeGen/CGExpr.cpp b/clang/lib/CodeGen/CGExpr.cpp
index ef2ac4277bc..a7e8003eaab 100644
--- a/clang/lib/CodeGen/CGExpr.cpp
+++ b/clang/lib/CodeGen/CGExpr.cpp
@@ -705,6 +705,8 @@ LValue CodeGenFunction::EmitLValue(const Expr *E) {
     return EmitLValue(cast<ChooseExpr>(E)->getChosenSubExpr(getContext()));
   case Expr::OpaqueValueExprClass:
     return EmitOpaqueValueLValue(cast<OpaqueValueExpr>(E));
+  case Expr::SubstNonTypeTemplateParmExprClass:
+    return EmitLValue(cast<SubstNonTypeTemplateParmExpr>(E)->getReplacement());
   case Expr::ImplicitCastExprClass:
   case Expr::CStyleCastExprClass:
   case Expr::CXXFunctionalCastExprClass:
diff --git a/clang/lib/CodeGen/CGExprAgg.cpp b/clang/lib/CodeGen/CGExprAgg.cpp
index f4387cd0def..915ffd6034e 100644
--- a/clang/lib/CodeGen/CGExprAgg.cpp
+++ b/clang/lib/CodeGen/CGExprAgg.cpp
@@ -85,6 +85,9 @@ public:
     Visit(GE->getResultExpr());
   }
   void VisitUnaryExtension(UnaryOperator *E) { Visit(E->getSubExpr()); }
+  void VisitSubstNonTypeTemplateParmExpr(SubstNonTypeTemplateParmExpr *E) {
+    return Visit(E->getReplacement());
+  }
 
   // l-values.
   void VisitDeclRefExpr(DeclRefExpr *DRE) { EmitAggLoadOfLValue(DRE); }
diff --git a/clang/lib/CodeGen/CGExprComplex.cpp b/clang/lib/CodeGen/CGExprComplex.cpp
index a88f112a167..35cff1d7271 100644
--- a/clang/lib/CodeGen/CGExprComplex.cpp
+++ b/clang/lib/CodeGen/CGExprComplex.cpp
@@ -112,6 +112,10 @@ public:
     return Visit(GE->getResultExpr());
   }
   ComplexPairTy VisitImaginaryLiteral(const ImaginaryLiteral *IL);
+  ComplexPairTy
+  VisitSubstNonTypeTemplateParmExpr(SubstNonTypeTemplateParmExpr *PE) {
+    return Visit(PE->getReplacement());
+  }
 
   // l-values.
   ComplexPairTy VisitDeclRefExpr(const Expr *E) { return EmitLoadOfLValue(E); }
diff --git a/clang/lib/CodeGen/CGExprConstant.cpp b/clang/lib/CodeGen/CGExprConstant.cpp
index 8f27a514740..45e44dda0f5 100644
--- a/clang/lib/CodeGen/CGExprConstant.cpp
+++ b/clang/lib/CodeGen/CGExprConstant.cpp
@@ -481,6 +481,11 @@ public:
     return Visit(PE->getSubExpr());
   }
 
+  llvm::Constant *
+  VisitSubstNonTypeTemplateParmExpr(SubstNonTypeTemplateParmExpr *PE) {
+    return Visit(PE->getReplacement());
+  }
+
   llvm::Constant *VisitGenericSelectionExpr(GenericSelectionExpr *GE) {
     return Visit(GE->getResultExpr());
   }
diff --git a/clang/lib/CodeGen/CGExprScalar.cpp b/clang/lib/CodeGen/CGExprScalar.cpp
index 17d40c3ef2a..410e9a736bb 100644
--- a/clang/lib/CodeGen/CGExprScalar.cpp
+++ b/clang/lib/CodeGen/CGExprScalar.cpp
@@ -161,6 +161,9 @@ public:
   Value *VisitParenExpr(ParenExpr *PE) {
     return Visit(PE->getSubExpr()); 
   }
+  Value *VisitSubstNonTypeTemplateParmExpr(SubstNonTypeTemplateParmExpr *E) {
+    return Visit(E->getReplacement()); 
+  }
   Value *VisitGenericSelectionExpr(GenericSelectionExpr *GE) {
     return Visit(GE->getResultExpr());
   }