Allow tessellation shaders to work on versions back to 150. Also combined all the tessellation tests into a single run.

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@24569 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Test/150.tesc

@@ -0,0 +1,34 @@
+#version 150
+
+#extension GL_ARB_tessellation_shader : enable
+
+layout(vertices = 4) out;
+int outa[gl_out.length()];
+
+patch out vec4 patchOut;
+
+void main()
+{
+    barrier();
+
+    int a = gl_MaxTessControlInputComponents +
+            gl_MaxTessControlOutputComponents +
+            gl_MaxTessControlTextureImageUnits +
+            gl_MaxTessControlUniformComponents +
+            gl_MaxTessControlTotalOutputComponents;
+
+    vec4 p = gl_in[1].gl_Position;
+    float ps = gl_in[1].gl_PointSize;
+    float cd = gl_in[1].gl_ClipDistance[2];
+
+    int pvi = gl_PatchVerticesIn;
+    int pid = gl_PrimitiveID;
+    int iid = gl_InvocationID;
+
+    gl_out[1].gl_Position = p;
+    gl_out[1].gl_PointSize = ps;
+    gl_out[1].gl_ClipDistance[1] = cd;
+
+    gl_TessLevelOuter[3] = 3.2;
+    gl_TessLevelInner[1] = 1.3;
+}