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;