Track what ins/outs/uniforms are used, so that errors like "declare after use" or "can't use both XXX and YYY" can be issued. So far, used this for invariant, gl_FragColor et. al., and gl_FragCoord use before redeclaration.

Also made all tests in testlist include linker tests.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@24156 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Test/baseResults/functionSemantics.frag.out

@@ -1,3 +1,5 @@
+../../LunarGLASS/test/functionSemantics.frag
+
 0:? Sequence
 0:3  Function Definition: foo(i1;i1;i1;i1;i1;i1; (mediump int)
 0:3    Function Parameters: 
@@ -117,3 +119,8 @@
 0:35            'color' (mediump int)
 0:?   Linker Objects
 
+
+Linked fragment stage:
+
+
+