Rational Developer for System z
Enterprise COBOL for z/OS, Version 4.1, Compiler and Runtime Migration Guide


Upgrading VS COBOL II source programs

This chapter describes the differences between the VS COBOL II language and the Enterprise COBOL language. The information in this chapter will also help you determine which VS COBOL II programs require source modifications in order to compile with Enterprise COBOL. For example, VS COBOL II programs compiled with the CMPR2 option require source modification because Enterprise COBOL no longer supports the CMPR2/NOCMPR2 compiler option.

This chapter contains information on the following items that you will need to consider when upgrading VS COBOL II source programs to Enterprise COBOL:

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