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/test.frag.out

@@ -1,3 +1,5 @@
+../../LunarGLASS/test/test.frag
+
 0:? Sequence
 0:13  Function Definition: main( (void)
 0:13    Function Parameters: 
@@ -52,3 +54,8 @@
 0:?     't' (smooth in 2-component vector of float)
 0:?     'coords' (smooth in 3-component vector of float)
 
+
+Linked fragment stage:
+
+
+