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


Comparison of COBOL compilers

Table 1 gives an overview of the functions available with the latest releases of OS/VS COBOL, VS COBOL II, COBOL for MVS & VM, COBOL for OS/390 & VM, and shows the new functions available with the Enterprise COBOL compiler.

Table 1. Comparison of COBOL compilers
OS/VS COBOL VS COBOL II COBOL for MVS & VM COBOL for OS/390 & VM Enterprise COBOL for z/OS
       

Support for:
Java interoperability
under IMS, OO
support for Java
interoperability, XML,
integrated CICS
translator,
multithreading,
Unicode

     

Support for:
DLLs
31 digits
DB2 coprocessor
OS/390 UNIX
Enhanced support for
Debug Tool

Support for:
DLLs 31 digits
DB2 coprocessor
OS/390 UNIX
Enhanced support
for Debug Tool

   

Extensions for:
Object-oriented
COBOL,
C interoperability,
Intrinsic functions,
Amendment to
’85 Std,
Support for:
Language
Environment
Debug Tool

Extensions for:
Object-oriented
COBOL,
C interoperability,
Intrinsic functions,
Amendment to
’85 Std,
Support for:
Language
Environment
Debug Tool

Extensions for:
C interoperability,
Intrinsic functions,
Amendment to
’85 Std,
Support for:
Language
Environment
Debug Tool

  COBOL 85 Standard, No intrinsic functions, Structured programming, DBCS National language, Improved CICS interface, 31-bit addressing, Reentrancy, Fast Sort Optimizer, Interactive debugging (full-screen mode) COBOL 85 Standard, Structured programming, DBCS National language, Improved CICS interface, 31-bit addressing, Reentrancy, Fast Sort Optimizer, Interactive debugging (full-screen mode) COBOL 85 Standard, Structured programming, DBCS National language, Improved CICS interface, 31-bit addressing, Reentrancy, Fast Sort Optimizer, Interactive debugging (full-screen mode) COBOL 85 Standard, Structured programming, DBCS National language, Improved CICS interface, 31-bit addressing, Reentrancy, Fast Sort Optimizer, Interactive debugging (full-screen mode)
COBOL 74 Standard, 74 STD FIPS flagging, Dynamic loading, Batch debugging, Interactive debugging (line mode) COBOL 74 compatibility, 85 STD FIPS flagging, Dynamic loading, Batch debugging, Interactive debugging COBOL 74 compatibility, 85 STD FIPS flagging, Dynamic loading, Batch debugging, Interactive debugging COBOL 74 compatibility, 85 STD FIPS flagging, Dynamic loading, Batch debugging, Interactive debugging 85 STD FIPS flagging, Dynamic loading, Batch debugging, Interactive debugging
Language Environment for z/OS, Version 1 Release 7 or later is included in z/OS for the Enterprise COBOL compiler.
Note: For a complete list of host versions and releases, see the Licensed Program Specifications for Language Environment and for the compiler that you are using.

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