LIS (programming language)

{{other uses|LIS (disambiguation)}}

LIS (Language d'Implementation de Systèmes) was a system implementation programming language designed by Jean Ichbiah, who later designed Ada.

LIS was based on Pascal and Simula.{{cite web

|url=http://www.feb-patrimoine.com/english/bull_software.htm

|title=Software at Bull

|access-date=2010-07-13

|quote=LIS was an experimental implementation language designed by Jean Ichbiah on Siris8. LIS was not used on commercial CII products. LIS was inspired by Pascal and Simula and has contributed to the definition of Ada.

|url-status=live

|archive-url=https://web.archive.org/web/20110710234237/http://www.feb-patrimoine.com/english/bull_software.htm

|archive-date=2011-07-10

}} It was used to implement the compiler for the Ada-0 subset of Ada at Karlsruhe on the BS2000 Siemens operating system.{{cite conference |url=http://portal.acm.org/citation.cfm?id=948632.948639 |title=Towards a compiler front-end for Ada |last1=Goos |first1=Gerhard | last2=Winterstein | first2=Georg

|year=1980 |conference=Annual International Conference on Ada |book-title=Proceedings of the ACM-SIGPLAN symposium on Ada programming language |publisher=ACM-SIGPLAN |pages=36–46 |access-date=2016-02-10 }} Later on the Karlsruhe Ada compilation system got rewritten in Ada-0 itself, which was easy, because LIS and Ada-0 are very close.