Any contract between husband and wife coming within the provisions of N.C. Gen. Stat. § 52-6 executed between January 1, 1930, and January? 1, 1978, which does not comply with the requirement of a private examination of the wife or with the requirements that there be findings that such a contract between a husband and wife is not unreasonable or injurious to the wife and which is in all other respects regular is hereby validated and confirmed to the same extent as if the examination of the wife had been separate and apart from the husband. This section shall not affect pending litigation. (1957, c. 1178; 1959, c. 1306; 1965, c. 207; c. 878, s. 1; 1967, c. 1183, s. 1; 1971, c. 101; 1973, c. 1387, s. 1; 1975, c. 495, s. 1; 1977, c. 375, s. 15; 1981, c. 599, s. 16.)