I added a limit to make sure that _ExtInt isn't exposed on systems that
haven't considered it in their ABI. The ext-int.cpp Sema test didn't
have a triple, so on non x86/x86_64 it would fail with this new error.
This patch adds said triple to make sure this passes.
-// RUN: %clang_cc1 -fsyntax-only -verify %s -Wimplicit-int-conversion
+// RUN: %clang_cc1 -fsyntax-only -verify %s -Wimplicit-int-conversion -triple x86_64-gnu-linux
template<int Bounds>
struct HasExtInt {