Fix some compiler warnings

source/utils/CarlaRingBuffer.hpp

@@ -320,7 +320,14 @@ protected:
     bool tryRead(void* const buf, const uint32_t size) noexcept
     {
         CARLA_SAFE_ASSERT_RETURN(fBuffer != nullptr, false);
+        #if defined(__clang__)
+        # pragma clang diagnostic push
+        # pragma clang diagnostic ignored "-Wtautological-pointer-compare"
+        #endif
         CARLA_SAFE_ASSERT_RETURN(fBuffer->buf != nullptr, false);
+        #if defined(__clang__)
+        # pragma clang diagnostic pop
+        #endif
         CARLA_SAFE_ASSERT_RETURN(buf != nullptr, false);
         CARLA_SAFE_ASSERT_RETURN(size > 0, false);
         CARLA_SAFE_ASSERT_RETURN(size < fBuffer->size, false);

source/utils/CarlaScopeUtils.hpp

@@ -110,7 +110,7 @@ public:
 # ifdef CARLA_USE_CONFIGTHREADLOCALE
         : oldthreadloc(_configthreadlocale(_ENABLE_PER_THREAD_LOCALE)),
 # else
-        : oldthreadloc(-1),
+        :
 # endif
           oldloc(carla_strdup_safe(::setlocale(LC_NUMERIC, nullptr)))
     {
@@ -143,7 +143,9 @@ private:
 #ifdef CARLA_USE_NEWLOCALE
     locale_t newloc, oldloc;
 #else
+# ifdef CARLA_USE_CONFIGTHREADLOCALE
     const int oldthreadloc;
+# endif
     const char* const oldloc;
 #endif