commit 13bfae66b70d770df75dcdc4f624f9a596b48e78
author Ted Kremenek <kremenek@apple.com> Wed Feb 27 20:43:06 2008 +0000
committer Ted Kremenek <kremenek@apple.com> Wed Feb 27 20:43:06 2008 +0000
tree fdacc5db4a711486f22e6ed1eba85990286fc63f
parent 04ab4c1a6854eb68d6233f2b885173660c9b9406

Added support for attribute "noreturn."


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@47689 91177308-0d34-0410-b5e6-96231b3b80d8

Sema/Sema.h

diff --git a/Sema/Sema.h b/Sema/Sema.h
index c2d249a..17ba542 100644
--- a/Sema/Sema.h
+++ b/Sema/Sema.h
@@ -272,6 +272,7 @@
   void HandleAlignedAttribute(Decl *d, AttributeList *rawAttr);
   void HandlePackedAttribute(Decl *d, AttributeList *rawAttr);
   void HandleAnnotateAttribute(Decl *d, AttributeList *rawAttr);
+  void HandleNoReturnAttribute(Decl *d, AttributeList *rawAttr);
   
   void WarnUndefinedMethod(SourceLocation ImpLoc, ObjCMethodDecl *method,
                            bool &IncompleteImpl);

Sema/SemaDecl.cpp

diff --git a/Sema/SemaDecl.cpp b/Sema/SemaDecl.cpp
index 1a0c3b2..e841787 100644
--- a/Sema/SemaDecl.cpp
+++ b/Sema/SemaDecl.cpp
@@ -1785,6 +1785,9 @@
   case AttributeList::AT_annotate:
     HandleAnnotateAttribute(New, Attr);
     break;
+  case AttributeList::AT_noreturn:
+    HandleNoReturnAttribute(New, Attr);
+    break;
   default:
     // FIXME: add other attributes...
     break;
@@ -1927,6 +1930,17 @@
          rawAttr->getName()->getName());
 }
 
+void Sema::HandleNoReturnAttribute(Decl *d, AttributeList *rawAttr) {
+  // check the attribute arguments.
+  if (rawAttr->getNumArgs() != 0) {
+    Diag(rawAttr->getLoc(), diag::err_attribute_wrong_number_arguments,
+         std::string("0"));
+    return;
+  }
+  
+  d->addAttr(new NoReturnAttr());
+}
+
 void Sema::HandleAnnotateAttribute(Decl *d, AttributeList *rawAttr) {
   // check the attribute arguments.
   if (rawAttr->getNumArgs() != 1) {