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From 53b4accb6e5747b156be91a2b90f42607e33a7cc Mon Sep 17 00:00:00 2001
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From: Timothy J Fontaine <tjfontaine@gmail.com>
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Date: Mon, 4 Aug 2014 13:43:50 -0700
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Subject: [PATCH] v8: Fix compliation with GCC 4.8
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Supresses a very loud warning from GCC 4.8 about unused typedefs
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Original url https://codereview.chromium.org/69413002
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---
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src/checks.h | 9 ++++++++-
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1 file changed, 8 insertions(+), 1 deletion(-)
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diff --git a/src/checks.h b/src/checks.h
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index d0a0c2b..4396ada 100644
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--- a/src/checks.h
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+++ b/src/checks.h
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@@ -230,6 +230,13 @@ inline void CheckNonEqualsHelper(const char* file,
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#define CHECK_LE(a, b) CHECK((a) <= (b))
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+#if defined(__clang__) || defined(__GNUC__)
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+# define V8_UNUSED __attribute__((unused))
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+#else
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+# define V8_UNUSED
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+#endif
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+
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+
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// This is inspired by the static assertion facility in boost. This
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// is pretty magical. If it causes you trouble on a platform you may
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// find a fix in the boost code.
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@@ -248,7 +255,7 @@ template <int> class StaticAssertionHelper { };
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#define STATIC_CHECK(test) \
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typedef \
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StaticAssertionHelper<sizeof(StaticAssertion<static_cast<bool>((test))>)> \
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- SEMI_STATIC_JOIN(__StaticAssertTypedef__, __LINE__)
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+ SEMI_STATIC_JOIN(__StaticAssertTypedef__, __LINE__) V8_UNUSED
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extern bool FLAG_enable_slow_asserts;
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