Implement and test aggregate initialization in C++. Major changes:
- Support initialization of reference members; complain if any
reference members are left uninitialized.
- Use C++ copy-initialization for initializing each element (falls
back to constraint checking in C)
- Make sure we diagnose when one tries to provide an initializer
list for a non-aggregate.
- Don't complain about empty initializers in C++ (they are permitted)
- Unrelated but necessary: don't bother trying to convert the
decl-specifier-seq to a type when we're dealing with a C++
constructor, destructor, or conversion operator; it results in
spurious warnings.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@63431 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Parse/ParseInit.cpp b/lib/Parse/ParseInit.cpp
index c654a75..ec8470c 100644
--- a/lib/Parse/ParseInit.cpp
+++ b/lib/Parse/ParseInit.cpp
@@ -256,10 +256,10 @@
/// was specified for it, if any.
InitListDesignations InitExprDesignations(Actions);
- // We support empty initializers, but tell the user that they aren't using
- // C99-clean code.
if (Tok.is(tok::r_brace)) {
- Diag(LBraceLoc, diag::ext_gnu_empty_initializer);
+ // Empty initializers are a C++ feature and a GNU extension to C.
+ if (!getLang().CPlusPlus)
+ Diag(LBraceLoc, diag::ext_gnu_empty_initializer);
// Match the '}'.
return Actions.ActOnInitList(LBraceLoc, Action::MultiExprArg(Actions),
InitExprDesignations, ConsumeBrace());