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tidy up comments
Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
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@ -318,15 +318,15 @@ static inline void mbedtls_xor_no_simd(unsigned char *r,
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#define MBEDTLS_UNLIKELY(x) x
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#endif
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#if defined(__has_builtin)
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#if __has_builtin(__builtin_assume)
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/* MBEDTLS_ASSUME may be used to provide additional information to the compiler
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* which can result in smaller code-size. */
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#if defined(__has_builtin)
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#if __has_builtin(__builtin_assume)
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/* clang provides __builtin_assume */
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#define MBEDTLS_ASSUME(x) __builtin_assume(x)
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// clang provides __builtin_assume
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#elif __has_builtin(__builtin_unreachable)
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/* gcc can use __builtin_unreachable */
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#define MBEDTLS_ASSUME(x) do { if (!(x)) __builtin_unreachable(); } while (0)
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// For gcc, use __builtin_unreachable
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#endif
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#endif
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#if !defined(MBEDTLS_ASSUME)
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