Template instantiation for "for" loops

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71901 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 27 insertions, 0 deletions

diff --git a/lib/Sema/SemaTemplateInstantiateStmt.cpp b/lib/Sema/SemaTemplateInstantiateStmt.cpp
index c18966a878..c7682342ff 100644
--- a/lib/Sema/SemaTemplateInstantiateStmt.cpp
+++ b/lib/Sema/SemaTemplateInstantiateStmt.cpp
@@ -42,6 +42,7 @@ namespace {
     OwningStmtResult VisitIfStmt(IfStmt *S);
     OwningStmtResult VisitWhileStmt(WhileStmt *S);
     OwningStmtResult VisitDoStmt(DoStmt *S);
+    OwningStmtResult VisitForStmt(ForStmt *S);
     OwningStmtResult VisitExpr(Expr *E);
     OwningStmtResult VisitLabelStmt(LabelStmt *S);
     OwningStmtResult VisitGotoStmt(GotoStmt *S);
@@ -187,6 +188,32 @@ Sema::OwningStmtResult TemplateStmtInstantiator::VisitDoStmt(DoStmt *S) {
                              move(Cond));
 }
 
+Sema::OwningStmtResult TemplateStmtInstantiator::VisitForStmt(ForStmt *S) {
+  // Instantiate the initialization statement
+  OwningStmtResult Init = SemaRef.InstantiateStmt(S->getInit(), TemplateArgs);
+  if (Init.isInvalid())
+    return SemaRef.StmtError();
+
+  // Instantiate the condition
+  OwningExprResult Cond = SemaRef.InstantiateExpr(S->getCond(), TemplateArgs);
+  if (Cond.isInvalid())
+    return SemaRef.StmtError();
+
+  // Instantiate the increment
+  OwningExprResult Inc = SemaRef.InstantiateExpr(S->getInc(), TemplateArgs);
+  if (Inc.isInvalid())
+    return SemaRef.StmtError();
+
+  // Instantiate the body
+  OwningStmtResult Body = SemaRef.InstantiateStmt(S->getBody(), TemplateArgs);
+  if (Body.isInvalid())
+    return SemaRef.StmtError();
+
+  return SemaRef.ActOnForStmt(S->getForLoc(), S->getLParenLoc(),
+                              move(Init), move(Cond), move(Inc),
+                              S->getRParenLoc(), move(Body));
+}
+
 Sema::OwningStmtResult TemplateStmtInstantiator::VisitExpr(Expr *E) {
   Sema::OwningExprResult Result = SemaRef.InstantiateExpr(E, TemplateArgs);
   if (Result.isInvalid())