Give new scopes to non-compound (simple) if-then-else substatements, correcting scoping for declarations they contain.

Also, updated several tests and the Todo list.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@22845 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Test/420.vert

@@ -11,3 +11,22 @@ void bar2(highp in float b);
 smooth flat out vec4 rep;      // ERROR, replicating interpolation qualification
 centroid sample out vec4 rep2; // ERROR, replicating auxiliary qualification
 in uniform vec4 rep3;          // ERROR, replicating storage qualification
+
+void main()
+{
+    int i;
+    if (i == 3)
+        int j = i;
+    else
+        int k = j;              // ERROR, j is undeclared
+    int m = k;                  // ERROR, k is undeclared
+    int n = j;                  // ERROR, j is undeclared
+
+    while (true)
+        int jj;
+    int kk = jj;                // ERROR, jj is undeclared
+}
+
+void bar(in highp volatile vec4 v)
+{
+}