A fix is available
APAR status
Closed as program error.
Error description
Incorrect behavior from DIVIDE or MULTIPLY statements including erroneous IGZ0061S division by zero messages
Local fix
Problem summary
**************************************************************** * USERS AFFECTED: All users of the IBM Automatic Binary * * Optimizer (ABO) for z/OS, v1.2 and v1.3 * **************************************************************** * PROBLEM DESCRIPTION: In rare situations compiled programs * * containing DIVIDE or MULTIPLY * * statements may be optimized * * incorrectly by ABO. * * * * In the rare cases where the problem is * * present it is most likely to occur for * * programs where : * * - the OPT(STD) or OPT(FULL) compiler * * options were used to compile the input * * program to ABO * * - the DIVIDE or MULTIPLY statements * * were operating on large enough packed * * or zoned decimal data items so the * * operation was handled by the library * * routine IGZCXDI or IGZCXMU in the * * original compiled program * * * * The symptom may be an unexpected * * IGZ0061S division by zero message for * * DIVIDE statements but other unexpected * * behavior, abends and results are also * * possible. * **************************************************************** * RECOMMENDATION: Apply provided service * **************************************************************** ABO was modified to correctly optimize these modules
Problem conclusion
The ABO optimized module now behaves correctly for these DIVIDE and MULTIPLY statements
Temporary fix
Comments
APAR Information
APAR number
PI87551
Reported component name
AUTO BINARY OPT
Reported component ID
5697AB100
Reported release
130
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2017-09-19
Closed date
2017-09-21
Last modified date
2017-10-02
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
UI50505 UI50506
Modules/Macros
BOZBXITA BOZEXE1 BOZJIVP BOZMSGE BOZMSGK BOZMSGT BOZOBJ1 BOZOPT BOZRIDT BOZSRC1
Fix information
Fixed component name
AUTO BINARY OPT
Fixed component ID
5697AB100
Applicable component levels
Fix is available
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Document Information
Modified date:
02 October 2017