From 53b4accb6e5747b156be91a2b90f42607e33a7cc Mon Sep 17 00:00:00 2001

From: Timothy J Fontaine <tjfontaine@gmail.com>

Date: Mon, 4 Aug 2014 13:43:50 -0700

Subject: [PATCH] v8: Fix compliation with GCC 4.8

Supresses a very loud warning from GCC 4.8 about unused typedefs

Original url https://codereview.chromium.org/69413002

---

 src/checks.h | 9 ++++++++-

 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/checks.h b/src/checks.h

index d0a0c2b..4396ada 100644

--- a/src/checks.h

+++ b/src/checks.h

@@ -230,6 +230,13 @@ inline void CheckNonEqualsHelper(const char* file,

 #define CHECK_LE(a, b) CHECK((a) <= (b))

+#if defined(__clang__) || defined(__GNUC__)

+# define V8_UNUSED __attribute__((unused))                                                                                                                                                                         

+#else                                                                                                                                                                                                              

+# define V8_UNUSED                                                                                                                                                                                                 

+#endif

+

+

 // This is inspired by the static assertion facility in boost.  This

 // is pretty magical.  If it causes you trouble on a platform you may

 // find a fix in the boost code.

@@ -248,7 +255,7 @@ template <int> class StaticAssertionHelper { };

 #define STATIC_CHECK(test)                                                    \

   typedef                                                                     \

     StaticAssertionHelper<sizeof(StaticAssertion<static_cast<bool>((test))>)> \

-    SEMI_STATIC_JOIN(__StaticAssertTypedef__, __LINE__)

+    SEMI_STATIC_JOIN(__StaticAssertTypedef__, __LINE__) V8_UNUSED

 extern bool FLAG_enable_slow_asserts;