diff --git a/Utilities/GNU.h b/Utilities/GNU.h
index 6bf8c7c886..268318e568 100644
--- a/Utilities/GNU.h
+++ b/Utilities/GNU.h
@@ -23,7 +23,7 @@
 #if defined(_MSC_VER)
 #define force_inline __forceinline
 #else
-#define force_inline __attribute__((always_inline))
+#define force_inline __attribute__((always_inline)) inline
 #endif
 
 #if defined(_MSC_VER) && _MSC_VER <= 1800
diff --git a/Vulkan/glslang b/Vulkan/glslang
index 6c292d3ba7..3c5b1e6b31 160000
--- a/Vulkan/glslang
+++ b/Vulkan/glslang
@@ -1 +1 @@
-Subproject commit 6c292d3ba78533fed7b5ec46bb93b53419cf6535
+Subproject commit 3c5b1e6b31aca0eb52fe7e82a963ff735f1de31b