Implement support for the 'wchar_t' C++ type.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54585 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaType.cpp b/lib/Sema/SemaType.cpp
index 7acb458..bda8932 100644
--- a/lib/Sema/SemaType.cpp
+++ b/lib/Sema/SemaType.cpp
@@ -42,6 +42,21 @@
Result = Context.UnsignedCharTy;
}
break;
+ case DeclSpec::TST_wchar:
+ if (DS.getTypeSpecSign() == DeclSpec::TSS_unspecified)
+ Result = Context.WCharTy;
+ else if (DS.getTypeSpecSign() == DeclSpec::TSS_signed) {
+ Diag(DS.getTypeSpecSignLoc(), diag::ext_invalid_sign_spec,
+ DS.getSpecifierName(DS.getTypeSpecType()));
+ Result = Context.getSignedWCharType();
+ } else {
+ assert(DS.getTypeSpecSign() == DeclSpec::TSS_unsigned &&
+ "Unknown TSS value");
+ Diag(DS.getTypeSpecSignLoc(), diag::ext_invalid_sign_spec,
+ DS.getSpecifierName(DS.getTypeSpecType()));
+ Result = Context.getUnsignedWCharType();
+ }
+ break;
case DeclSpec::TST_unspecified:
// "<proto1,proto2>" is an objc qualified ID with a missing id.
if (DeclSpec::ProtocolQualifierListTy PQ = DS.getProtocolQualifiers()) {