1 files changed, 14 insertions, 0 deletions
diff --git a/OpenAL32/Include/alMain.h b/OpenAL32/Include/alMain.h
index b604c547..174210fa 100644
--- a/OpenAL32/Include/alMain.h
+++ b/OpenAL32/Include/alMain.h
@@ -204,6 +204,20 @@ AL_API const ALchar* AL_APIENTRY alGetStringiSOFT(ALenum pname, ALsizei index);
 #endif
 
 
+#ifdef __GNUC__
+/* This helps cast away the const-ness of a pointer without accidentally
+ * changing the pointer type. This is necessary due to Clang's inability to use
+ * atomic_load on a const _Atomic variable.
+ */
+#define CONST_CAST(T, V) __extension__({                                      \
+    const T _tmp = (V);                                                       \
+    (T)_tmp;                                                                  \
+})
+#else
+#define CONST_CAST(T, V) ((T)(V))
+#endif
+
+
 typedef ALint64SOFT ALint64;
 typedef ALuint64SOFT ALuint64;