From 4eb4f16e04455c69e55168d6b4f3bb587724f451 Mon Sep 17 00:00:00 2001
From: "pph34r@gmail.com"
 <pph34r@gmail.com@0039d316-1c4b-4281-b951-d872f2087c98>
Date: Fri, 14 Oct 2011 01:10:01 +0000
Subject: Make GPU_DCHECK* keep reference to passed variables to avoid unused
 variable warnings in release build.

BUG=87490
TEST=None


Review URL: http://codereview.chromium.org/8271002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@105432 0039d316-1c4b-4281-b951-d872f2087c98
---
 gpu/command_buffer/common/logging.h | 74 ++++++++++++++++++-------------------
 1 file changed, 37 insertions(+), 37 deletions(-)

diff --git a/gpu/command_buffer/common/logging.h b/gpu/command_buffer/common/logging.h
index 47d0b4dc..5c806b2 100644
--- a/gpu/command_buffer/common/logging.h
+++ b/gpu/command_buffer/common/logging.h
@@ -156,15 +156,6 @@ class Logger {
   const LogLevel level_;
 };
 
-// This is a logger that does not do anything for release builds.
-class NoLogger {
- public:
-  template <typename T>
-  NoLogger& operator<<(const T& value) {
-    return *this;
-  }
-};
-
 }  // namespace gpu
 
 #define GPU_CHECK(X) ::gpu::Logger::CheckTrue( \
@@ -183,36 +174,45 @@ class NoLogger {
     (X), (Y), __FILE__, __LINE__, #X, #Y, "GPU_CHECK_LE")
 #define GPU_LOG(LEVEL) ::gpu::Logger(false, LEVEL)
 
+
 #if defined(NDEBUG)
+#define GPU_DEBUG_IS_ON false
+#else
+#define GPU_DEBUG_IS_ON true
+#endif
+
+
+#define GPU_DCHECK(X) \
+  if (GPU_DEBUG_IS_ON) \
+    ::gpu::Logger::CheckTrue( \
+        (X), __FILE__, __LINE__, #X, "GPU_DCHECK")
+#define GPU_DCHECK_EQ(X, Y) \
+  if (GPU_DEBUG_IS_ON) \
+    ::gpu::Logger::CheckEqual( \
+        (X), (Y), __FILE__, __LINE__, #X, #Y, "GPU_DCHECK_EQ")
+#define GPU_DCHECK_NE(X, Y) \
+  if (GPU_DEBUG_IS_ON) \
+    ::gpu::Logger::CheckNotEqual( \
+        (X), (Y), __FILE__, __LINE__, #X, #Y, "GPU_DCHECK_NE")
+#define GPU_DCHECK_GT(X, Y) \
+  if (GPU_DEBUG_IS_ON) \
+    ::gpu::Logger::CheckGreaterThan( \
+        (X), (Y), __FILE__, __LINE__, #X, #Y, "GPU_DCHECK_GT")
+#define GPU_DCHECK_LT(X, Y) \
+  if (GPU_DEBUG_IS_ON) \
+    ::gpu::Logger::CheckLessThan( \
+        (X), (Y), __FILE__, __LINE__, #X, #Y, "GPU_DCHECK_LT")
+#define GPU_DCHECK_GE(X, Y) \
+  if (GPU_DEBUG_IS_ON) \
+    ::gpu::Logger::CheckGreaterEqual( \
+        (X), (Y), __FILE__, __LINE__, #X, #Y, "GPU_DCHECK_GE")
+#define GPU_DCHECK_LE(X, Y) \
+  if (GPU_DEBUG_IS_ON) \
+    ::gpu::Logger::CheckLessEqual( \
+        (X), (Y), __FILE__, __LINE__, #X, #Y, "GPU_DCHECK_LE")
+#define GPU_DLOG(LEVEL) if (GPU_DEBUG_IS_ON) ::gpu::Logger(true, LEVEL)
+
 
-#define GPU_DCHECK(X) ::gpu::NoLogger()
-#define GPU_DCHECK_EQ(X, Y) ::gpu::NoLogger()
-#define GPU_DCHECK_NE(X, Y) ::gpu::NoLogger()
-#define GPU_DCHECK_GT(X, Y) ::gpu::NoLogger()
-#define GPU_DCHECK_LT(X, Y) ::gpu::NoLogger()
-#define GPU_DCHECK_GE(X, Y) ::gpu::NoLogger()
-#define GPU_DCHECK_LE(X, Y) ::gpu::NoLogger()
-#define GPU_DLOG(LEVEL) ::gpu::NoLogger()
-
-#else  // NDEBUG
-
-#define GPU_DCHECK(X) ::gpu::Logger::CheckTrue( \
-    (X), __FILE__, __LINE__, #X, "GPU_DCHECK")
-#define GPU_DCHECK_EQ(X, Y) ::gpu::Logger::CheckEqual( \
-    (X), (Y), __FILE__, __LINE__, #X, #Y, "GPU_DCHECK_EQ")
-#define GPU_DCHECK_NE(X, Y) ::gpu::Logger::CheckNotEqual( \
-    (X), (Y), __FILE__, __LINE__, #X, #Y, "GPU_DCHECK_NE")
-#define GPU_DCHECK_GT(X, Y) ::gpu::Logger::CheckGreaterThan( \
-    (X), (Y), __FILE__, __LINE__, #X, #Y, "GPU_DCHECK_GT")
-#define GPU_DCHECK_LT(X, Y) ::gpu::Logger::CheckLessThan( \
-    (X), (Y), __FILE__, __LINE__, #X, #Y, "GPU_DCHECK_LT")
-#define GPU_DCHECK_GE(X, Y) ::gpu::Logger::CheckGreaterEqual( \
-    (X), (Y), __FILE__, __LINE__, #X, #Y, "GPU_DCHECK_GE")
-#define GPU_DCHECK_LE(X, Y) ::gpu::Logger::CheckLessEqual( \
-    (X), (Y), __FILE__, __LINE__, #X, #Y, "GPU_DCHECK_LE")
-#define GPU_DLOG(LEVEL) ::gpu::Logger(true, LEVEL)
-
-#endif  // NDEBUG
 
 #define GPU_NOTREACHED() GPU_DCHECK(false)
 
-- 
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