diff --git a/CMakeLists.txt b/CMakeLists.txt
index b77091e7..db2930b8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -47,9 +47,9 @@ if(WIN32)
 elseif(UNIX)
 	find_package(Curses REQUIRED)
 
-	set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -D_DEBUG -DDEBUG_LEVEL=2 -DPRODUCTION=0 -g -pipe -Wall -O0")
-	set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -DDEBUG_LEVEL=0 -DPRODUCTION=1 -march=native -pipe -mtune=native -O2 ")
-	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-format -Wno-unused-but-set-variable -Wno-write-strings -Wno-unknown-pragmas -Wno-uninitialized -Wno-reorder -std=c++11 -D_GLIBCXX_USE_CXX11_ABI=0")
+	set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -D_DEBUG -DDEBUG_LEVEL=2 -DPRODUCTION=0 -g -pipe -O0 -Wall -Wno-overloaded-virtual -Wno-missing-braces -Wno-unused-private-field -Wno-format -Wno-unused-but-set-variable -Wno-write-strings -Wno-unknown-pragmas -Wno-uninitialized -Wno-reorder -Wno-unused-const-variable -Wno-unknown-warning-option")
+	set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -DDEBUG_LEVEL=0 -DPRODUCTION=1 -march=native -pipe -mtune=native -O2 -Wno-overloaded-virtual -Wno-missing-braces -Wno-unused-private-field -Wno-format -Wno-unused-but-set-variable -Wno-write-strings -Wno-unknown-pragmas -Wno-uninitialized -Wno-reorder -Wno-unused-const-variable -Wno-unknown-warning-option")
+	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -D_GLIBCXX_USE_CXX11_ABI=0")
 
 	add_definitions(-DLINUX -D_REENTRANT -Dlinux -D_USING_STL -D__STL_NO_BAD_ALLOC -D_GNU_SOURCE -D_XOPEN_SOURCE=500)
 endif()
diff --git a/engine/shared/library/sharedDebug/src/linux/DebugHelp.cpp b/engine/shared/library/sharedDebug/src/linux/DebugHelp.cpp
index c02aa59f..8e3ba4bc 100644
--- a/engine/shared/library/sharedDebug/src/linux/DebugHelp.cpp
+++ b/engine/shared/library/sharedDebug/src/linux/DebugHelp.cpp
@@ -404,8 +404,9 @@ static bool dwarfSearch(char const *dwarfLines, unsigned int linesLength, void c
 		char const *srcFile = bestUnderSrcFileTable+1;
 		for (int i = 0; i < bestUnderSrcFileNum; ++i)
 		{
-			while (*srcFile++);
+			while (*srcFile++) {
 				srcFile += 3;
+			}
 		}
 		retSrcFile = SymbolCache::uniqueString(srcFile);
 		retSrcLine = bestUnderSrcLine;
diff --git a/engine/shared/library/sharedDebug/src/shared/PixCounter.cpp b/engine/shared/library/sharedDebug/src/shared/PixCounter.cpp
index 5c67b80a..dcb14966 100644
--- a/engine/shared/library/sharedDebug/src/shared/PixCounter.cpp
+++ b/engine/shared/library/sharedDebug/src/shared/PixCounter.cpp
@@ -461,7 +461,7 @@ void PixCounter::String::set(const char * format, ...)
 
 			char buffer[512];
 			vsnprintf(buffer, sizeof(buffer), format, va);
-			buffer[sizeof(buffer-1)] = '\0';
+			buffer[sizeof(buffer)-1] = '\0';
 			operator =(buffer);
 
 		va_end(va);
diff --git a/external/3rd/library/soePlatform/VChatAPI/utils2.0/utils/Base/hashtable.hpp b/external/3rd/library/soePlatform/VChatAPI/utils2.0/utils/Base/hashtable.hpp
index 0256f297..e0fe761f 100644
--- a/external/3rd/library/soePlatform/VChatAPI/utils2.0/utils/Base/hashtable.hpp
+++ b/external/3rd/library/soePlatform/VChatAPI/utils2.0/utils/Base/hashtable.hpp
@@ -155,7 +155,7 @@ inline int UpperHashString(char *string)
     int h = 0;
     while (*string != 0)
     {
-        h = ((31 * h) + (*string >= 'a' && *string <= 'z') ? (*string - 0x20) : *string) ^ (h >> 26);
+        h = ((31 * h) + ((((*string >= 'a' && *string <= 'z') ? (*string - 0x20) : *string)) ^ (h >> 26)));
         string++;
     }
     return(h);