commit 99eddc3d9297052bf8335a7805e469972b881036
author Peter Collingbourne <peter@pcc.me.uk> Fri Oct 21 11:55:09 2011 +0000
committer Peter Collingbourne <peter@pcc.me.uk> Fri Oct 21 11:55:09 2011 +0000
tree b0a0c3ff951012ad2867a4a3b2ada790b593f371
parent d315157f12c57118be2a458c2bc5fae27bc59dd2

Permit auto SCS on parameter declarations, C++03 [dcl.stc]p2

llvm-svn: 142649

clang/lib/Sema/SemaDecl.cpp

diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index b06b884..c7873fa 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -6592,11 +6592,16 @@
   const DeclSpec &DS = D.getDeclSpec();
 
   // Verify C99 6.7.5.3p2: The only SCS allowed is 'register'.
+  // C++03 [dcl.stc]p2 also permits 'auto'.
   VarDecl::StorageClass StorageClass = SC_None;
   VarDecl::StorageClass StorageClassAsWritten = SC_None;
   if (DS.getStorageClassSpec() == DeclSpec::SCS_register) {
     StorageClass = SC_Register;
     StorageClassAsWritten = SC_Register;
+  } else if (getLangOptions().CPlusPlus &&
+             DS.getStorageClassSpec() == DeclSpec::SCS_auto) {
+    StorageClass = SC_Auto;
+    StorageClassAsWritten = SC_Auto;
   } else if (DS.getStorageClassSpec() != DeclSpec::SCS_unspecified) {
     Diag(DS.getStorageClassSpecLoc(),
          diag::err_invalid_storage_class_in_func_decl);