[CodeGen] Fix test on 32-bit targets (NFC)

The range here will be different for 32-bit targets. Use a wildcard,
just like all te other target-sensitive parts in this test.

Author: nikic

clang/test/CodeGenCXX/copy-constructor-synthesis-2.cpp

@@ -24,4 +24,4 @@ struct A { virtual void a(); };
 A x(A& y) { return y; }
 
 // CHECK: define linkonce_odr {{.*}} @_ZN1AC1ERKS_(ptr {{.*}}%this, ptr noundef nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0) unnamed_addr
-// CHECK: store ptr getelementptr inbounds inrange(-16, 8) ({ [3 x ptr] }, ptr @_ZTV1A, i32 0, i32 0, i32 2)
+// CHECK: store ptr getelementptr inbounds inrange(-{{[0-9]+}}, {{[0-9]+}}) ({ [3 x ptr] }, ptr @_ZTV1A, i32 0, i32 0, i32 2)