GLSL: Fix #1193: no 'location' on uniform/buffer block.
diff --git a/Test/450.vert b/Test/450.vert
index 51e9b10..e99a133 100644
--- a/Test/450.vert
+++ b/Test/450.vert
@@ -46,3 +46,11 @@
     allInvocationsEqual(b1);  // ERROR, need 4.6

 }

 ; // ERROR: no extraneous semicolons

+

+layout(location = 0) uniform locBlock {        // ERROR, no location uniform block

+    int a;

+};

+

+layout(location = 0) buffer locBuffBlock {     // ERROR, no location on buffer block

+    int b;

+};