[llvm] r305166 - [ADT] Suppress unused attribute warning in unit test

[David Blaikie via llvm-commits]

There's a portable macro for this attribute in LLVM (probably something
like LLVM_ATTRIBUTE_USED) you shuold use here - sorry I didn't mention it
in the other code review!

On Sun, Jun 11, 2017 at 11:52 AM Francis Ricci via llvm-commits <
llvm-commits at lists.llvm.org> wrote:

> Author: fjricci
> Date: Sun Jun 11 13:52:25 2017
> New Revision: 305166
>
> URL: http://llvm.org/viewvc/llvm-project?rev=305166&view=rev
> Log:
> [ADT] Suppress unused attribute warning in unit test
>
> Modified:
>     llvm/trunk/unittests/ADT/SmallVectorTest.cpp
>
> Modified: llvm/trunk/unittests/ADT/SmallVectorTest.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/unittests/ADT/SmallVectorTest.cpp?rev=305166&r1=305165&r2=305166&view=diff
>
> ==============================================================================
> --- llvm/trunk/unittests/ADT/SmallVectorTest.cpp (original)
> +++ llvm/trunk/unittests/ADT/SmallVectorTest.cpp Sun Jun 11 13:52:25 2017
> @@ -444,11 +444,11 @@ TYPED_TEST(SmallVectorTest, AppendRepeat
>    SCOPED_TRACE("AppendRepeatedTest");
>
>    struct output_iterator {
> -    typedef std::output_iterator_tag iterator_category;
> -    typedef int value_type;
> -    typedef int difference_type;
> -    typedef value_type *pointer;
> -    typedef value_type &reference;
> +    typedef __attribute__((used)) std::output_iterator_tag
> iterator_category;
> +    typedef __attribute__((used)) int value_type;
> +    typedef __attribute__((used)) int difference_type;
> +    typedef __attribute__((used)) value_type *pointer;
> +    typedef __attribute__((used)) value_type &reference;
>      operator int() { return 2; }
>      operator Constructable() { return 7; }
>    };
>
>
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