From 988e404586900754e7e1748c87c0ec12b757cf87 Mon Sep 17 00:00:00 2001
From: Pavel Kirienko <pavel.kirienko@gmail.com>
Date: Sun, 7 Jun 2015 00:07:49 +0300
Subject: [PATCH] Work-around for false -Wtype-limits from GCC

---
 libuavcan/CMakeLists.txt                   | 2 +-
 libuavcan/include/uavcan/marshal/array.hpp | 9 ++++++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/libuavcan/CMakeLists.txt b/libuavcan/CMakeLists.txt
index f40f0f8c5b..780a2215d6 100644
--- a/libuavcan/CMakeLists.txt
+++ b/libuavcan/CMakeLists.txt
@@ -103,7 +103,7 @@ if (DEBUG_BUILD)
     if (COMPILER_IS_GCC_COMPATIBLE)
         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Werror -pedantic -Wfloat-equal -Wconversion")
         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wsign-conversion -Wcast-align -Wmissing-declarations -Wlogical-op")
-        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-error=array-bounds")
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wtype-limits -Wno-error=array-bounds")
         set(cpp03_flags "-std=c++03 -Wno-variadic-macros -Wno-long-long")
         set(optim_flags "-O3 -DNDEBUG -g0")
     else ()
diff --git a/libuavcan/include/uavcan/marshal/array.hpp b/libuavcan/include/uavcan/marshal/array.hpp
index c7263d106e..2205925466 100644
--- a/libuavcan/include/uavcan/marshal/array.hpp
+++ b/libuavcan/include/uavcan/marshal/array.hpp
@@ -480,6 +480,10 @@ class UAVCAN_EXPORT Array : public ArrayImpl<T, ArrayMode, MaxSize_>
         return 1;
     }
 
+#if __GNUC__
+# pragma GCC diagnostic push
+# pragma GCC diagnostic ignored "-Wtype-limits"
+#endif
     int decodeImpl(ScalarCodec& codec, const TailArrayOptimizationMode tao_mode, TrueType)   /// Dynamic
     {
         StaticAssert<IsDynamic>::check();
@@ -513,7 +517,7 @@ class UAVCAN_EXPORT Array : public ArrayImpl<T, ArrayMode, MaxSize_>
             {
                 return res_sz;
             }
-            if (static_cast<unsigned>(sz) > MaxSize_)
+            if (static_cast<unsigned>(sz) > MaxSize_)   // False 'type-limits' warning occurs here
             {
                 return -ErrInvalidMarshalData;
             }
@@ -527,6 +531,9 @@ class UAVCAN_EXPORT Array : public ArrayImpl<T, ArrayMode, MaxSize_>
         UAVCAN_ASSERT(0); // Unreachable
         return -ErrLogic;
     }
+#if __GNUC__
+# pragma GCC diagnostic pop
+#endif
 
     template <typename InputIter>
     void packSquareMatrixImpl(const InputIter src_row_major)