Merge pull request #4100 from nickrolfe/ssa_errors

C++: fix compilation errors in ssa.cpp

Author: jbj

cpp/ql/test/library-tests/ir/ssa/ssa.cpp

@@ -291,7 +291,7 @@ struct A {
 Point *NewAliasing(int x) {
   Point* p = new Point;
   Point* q = new Point;
-  int j = new A(new A(x))->i;
+  int j = (new A(new A(x)))->i;
   A* a = new A;
   return p;
 }
@@ -310,4 +310,4 @@ class ThisAliasTest {
   void setX(int arg) {
     this->x = arg;
   }
-};
+};