A fix is available
APAR status
Closed as program error.
Error description
USERS AFFECTED: Users of Enterprise COBOL Vx.x compiling programs that use IF or EVALUATE statements comparing data items of size 8 bytes or less to literals PROBLEM DESCRIPTION: The optimizer may incorrectly remove the wrong branch of code, resulting in incorrect behaviour WORKAROUND/CIRCUMVENTION: None RECOMMENDATION TO CUSTOMER: Apply the provided PTF PROBLEM SUMMARY: When the optimizer was able to determine that all values being compared in an IF or EVALUATE statement were constant, it can eliminate all but one possible branch. The optimizer was eliminating the wrong branch.
Local fix
Problem summary
**************************************************************** * USERS AFFECTED: Users of Enterprise COBOL V6.1 compiling * * programs that use IF or EVALUATE statements * * comparing data items of size 8 bytes or * * less * * to literals * **************************************************************** * PROBLEM DESCRIPTION: The optimizer may incorrectly remove * * the wrong branch of code, resulting in * * incorrect behaviour. * **************************************************************** * RECOMMENDATION: Apply the provided PTF. * **************************************************************** When the optimizer was able to determine that all values being compared in an IF or EVALUATE statement were constant, it can eliminate all but one possible branch. The optimizer was eliminating the wrong branch.
Problem conclusion
The optimizer was fixed to eliminate the correct branch.
Temporary fix
Comments
APAR Information
APAR number
PH06050
Reported component name
ENT COBOL FOR Z
Reported component ID
5655EC600
Reported release
610
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2018-12-03
Closed date
2018-12-12
Last modified date
2019-03-19
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Modules/Macros
IGY8RWTU IGYCCBE IGYCCICS IGYCCSRV IGYCDGEN IGYCDIAG IGYCDMAP IGYCEN$0 IGYCEN$1 IGYCEN$2 IGYCEN$3 IGYCEN$4 IGYCEN$5 IGYCEN$8 IGYCEN$D IGYCEN$R IGYCFGEN IGYCFREE IGYCINIT IGYCJA$0 IGYCJA$1 IGYCJA$2 IGYCJA$3 IGYCJA$4 IGYCJA$5 IGYCJA$8 IGYCJA$D IGYCJA$R IGYCLIBH IGYCLIBO IGYCLIBR IGYCLSTR IGYCLVL0 IGYCLVL1 IGYCLVL2 IGYCLVL3 IGYCLVL8 IGYCMALL IGYCOSCN IGYCPGEN IGYCRCTL IGYCRDPR IGYCRDSC IGYCREAL IGYCRWT IGYCSCAN IGYCSIMD IGYCUE$0 IGYCUE$1 IGYCUE$2 IGYCUE$3 IGYCUE$4 IGYCUE$5 IGYCUE$8 IGYCUE$D IGYCUE$R IGYCXREF IGYDRV IGYEQCWI IGYMSGE IGYMSGK IGYMSGT IGYQCBE IGYZQDRV IGYZQENU IGYZQJPN
Fix information
Fixed component name
ENT COBOL FOR Z
Fixed component ID
5655EC600
Applicable component levels
R610 PSY UI60241
UP18/12/18 P F812
R611 PSY UI60242
UP18/12/19 P F812
R612 PSY UI60243
UP18/12/19 P F812
Fix is available
Select the PTF appropriate for your component level. You will be required to sign in. Distribution on physical media is not available in all countries.
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Document Information
Modified date:
12 December 2023