Besides the warning, issue unsupported diagnostics in
ir gen. No intended change in functionality.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@67857 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDeclAttr.cpp b/lib/Sema/SemaDeclAttr.cpp
index 53c86eb..c8d98cf 100644
--- a/lib/Sema/SemaDeclAttr.cpp
+++ b/lib/Sema/SemaDeclAttr.cpp
@@ -1444,6 +1444,22 @@
d->addAttr(::new (S.Context) NoinlineAttr());
}
+static void HandleRegparmAttr(Decl *d, const AttributeList &Attr, Sema &S) {
+ // check the attribute arguments.
+ if (Attr.getNumArgs() != 1) {
+ S.Diag(Attr.getLoc(), diag::err_attribute_wrong_number_arguments) << 0;
+ return;
+ }
+
+ if (!isFunctionOrMethod(d)) {
+ S.Diag(Attr.getLoc(), diag::warn_attribute_wrong_decl_type)
+ << "regparm" << 0 /*function*/;
+ return;
+ }
+
+ d->addAttr(::new (S.Context) RegparmAttr());
+}
+
//===----------------------------------------------------------------------===//
// Top Level Sema Entry Points
//===----------------------------------------------------------------------===//
@@ -1504,6 +1520,10 @@
case AttributeList::AT_cleanup: HandleCleanupAttr (D, Attr, S); break;
case AttributeList::AT_nodebug: HandleNodebugAttr (D, Attr, S); break;
case AttributeList::AT_noinline: HandleNoinlineAttr (D, Attr, S); break;
+ case AttributeList::AT_regparm:
+ HandleRegparmAttr (D, Attr, S);
+ S.Diag(Attr.getLoc(), diag::warn_attribute_ignored) << Attr.getName();
+ break;
case AttributeList::IgnoredAttribute:
// Just ignore
break;