Support __attribute__(section(<name>))
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@64380 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDeclAttr.cpp b/lib/Sema/SemaDeclAttr.cpp
index b4e3dd9..c27df2b 100644
--- a/lib/Sema/SemaDeclAttr.cpp
+++ b/lib/Sema/SemaDeclAttr.cpp
@@ -784,6 +784,26 @@
d->addAttr(new DLLExportAttr());
}
+static void HandleSectionAttr(Decl *d, const AttributeList &Attr, Sema &S) {
+ // Attribute has no arguments.
+ if (Attr.getNumArgs() != 1) {
+ S.Diag(Attr.getLoc(), diag::err_attribute_wrong_number_arguments) << 1;
+ return;
+ }
+
+ // Make sure that there is a string literal as the sections's single
+ // argument.
+ StringLiteral *SE =
+ dyn_cast<StringLiteral>(static_cast<Expr *>(Attr.getArg(0)));
+ if (!SE) {
+ // FIXME
+ S.Diag(Attr.getLoc(), diag::err_attribute_annotate_no_string);
+ return;
+ }
+ d->addAttr(new SectionAttr(std::string(SE->getStrData(),
+ SE->getByteLength())));
+}
+
static void HandleStdCallAttr(Decl *d, const AttributeList &Attr, Sema &S) {
// Attribute has no arguments.
if (Attr.getNumArgs() != 0) {
@@ -1306,6 +1326,7 @@
case AttributeList::AT_noreturn: HandleNoReturnAttr (D, Attr, S); break;
case AttributeList::AT_nothrow: HandleNothrowAttr (D, Attr, S); break;
case AttributeList::AT_packed: HandlePackedAttr (D, Attr, S); break;
+ case AttributeList::AT_section: HandleSectionAttr (D, Attr, S); break;
case AttributeList::AT_stdcall: HandleStdCallAttr (D, Attr, S); break;
case AttributeList::AT_unavailable: HandleUnavailableAttr(D, Attr, S); break;
case AttributeList::AT_unused: HandleUnusedAttr (D, Attr, S); break;