Tessellation: Smaller changes: Take tessellation control output arrayness into account in location overlap testing, better error message for redeclaring a built-in with size to be unsized.

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@24522 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Test/400.tese

@@ -48,3 +48,15 @@ smooth patch in vec4 badp1;         // ERROR
 flat patch in vec4 badp2;           // ERROR
 noperspective patch in vec4 badp3;  // ERROR
 patch sample in vec3 badp4;         // ERROR
+
+#extension GL_ARB_separate_shader_objects : enable
+
+in gl_PerVertex
+{
+float gl_ClipDistance[1];
+} gl_in[];                          // ERROR, no size
+
+in gl_PerVertex
+{
+float gl_ClipDistance[1];
+} gl_in[gl_MaxPatchVertices];