diff --git a/gccwarn.diff b/gccwarn.diff
new file mode 100644
index 0000000..e2b3b45
--- /dev/null
+++ b/gccwarn.diff
@@ -0,0 +1,22 @@
+From: Jan Engelhardt <jengelh@inai.de>
+Date: 2017-02-05 00:54:29.893127773 +0100
+
+hlslGrammar.cpp:2333:44: warning: no return statement in function
+returning non-void [-Wreturn-type]
+   tFinalize& operator=(tFinalize&) { }
+
+References: https://github.com/KhronosGroup/glslang/issues/718
+
+diff --git a/hlsl/hlslGrammar.cpp b/hlsl/hlslGrammar.cpp
+index 6c204137..bbb96f97 100755
+--- a/hlsl/hlslGrammar.cpp
++++ b/hlsl/hlslGrammar.cpp
+@@ -2330,7 +2330,7 @@ bool HlslGrammar::acceptPostfixExpression(TIntermTyped*& node)
+         ~tFinalize() { parseContext.finalizeFlattening(); }
+        HlslParseContext& parseContext;
+     private:
+-        tFinalize& operator=(tFinalize&) { }
++        tFinalize &operator=(tFinalize &) { return *this; }
+     } finalize(parseContext);
+ 
+     // Initialize the flattening accumulation data, so we can track data across multiple bracket or
diff --git a/glslang-3.0.g1077.tar.xz b/glslang-3.0.g1077.tar.xz
new file mode 100644
index 0000000..1e02355
--- /dev/null
+++ b/glslang-3.0.g1077.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:0f91c04ea12b343e87a466abba9abfe09ac9619519ccb77accd9faebe9468767
+size 959920
diff --git a/glslang-3.0.g900.tar.xz b/glslang-3.0.g900.tar.xz
deleted file mode 100644
index e20ae81..0000000
--- a/glslang-3.0.g900.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:91248da5bff319731727e9ca7d651c0c0080f2a84b5ee2f13e5d3bdbc04b32d6
-size 897292
diff --git a/glslang.changes b/glslang.changes
index 4ec22bb..54923a1 100644
--- a/glslang.changes
+++ b/glslang.changes
@@ -1,3 +1,15 @@
+-------------------------------------------------------------------
+Sat Feb  4 23:45:26 UTC 2017 - jengelh@inai.de
+
+- Update to 3.0.g1077
+  * Support SPV_NV_viewport_array2 and SPV_NV_stereo_view_rendering
+  * Implement SPV_KHR_subgroup_vote
+  * Add EOpD3DCOLORtoUBYTE4 decomposition
+  * Add support for SPV_NV_geometry_shader_passthrough and
+    SPV_NV_sample_mask_override_coverage
+  * Add UAV (image) binding offset and HLSL register support
+- Add gccwarn.diff
+
 -------------------------------------------------------------------
 Mon Oct 31 22:28:28 UTC 2016 - jengelh@inai.de
 
diff --git a/glslang.spec b/glslang.spec
index 495e105..e610a80 100644
--- a/glslang.spec
+++ b/glslang.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package glslang
 #
-# Copyright (c) 2016 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -16,10 +16,10 @@
 #
 
 
-%define version_unconverted 3.0.g900
+%define version_unconverted 3.0.g1077
 
 Name:           glslang
-Version:        3.0.g900
+Version:        3.0.g1077
 Release:        0
 Summary:        OpenGL and OpenGL ES shader front end and validator
 License:        BSD-3-Clause
@@ -27,6 +27,7 @@ Group:          Development/Libraries/C and C++
 Url:            https://www.khronos.org/opengles/sdk/tools/Reference-Compiler/
 
 Source:         %name-%version.tar.xz
+Patch1:         gccwarn.diff
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 BuildRequires:  bison
 BuildRequires:  cmake >= 2.8
@@ -56,6 +57,7 @@ compressor's dictionary can find better cross module commonality.
 
 %prep
 %setup -q
+%patch -P 1 -p1
 
 %build
 %cmake