APAR status
Closed as program error.
Error description
When compiling with IPA, the compiler optimizer incorrectly optimized away some if statements causing incorrect output at runtime.
Local fix
N/A
Problem summary
USERS AFFECTED: Users compiling with -O2 might be affected by this issue. PROBLEM DESCRIPTION: The compiler optimizer was eliminating some basic blocks because of a wrong value numbering optimization in the backend. This resulted in the runtime error.
Problem conclusion
The compiler optimizer has been fixed.
Temporary fix
Comments
APAR Information
APAR number
IJ36817
Reported component name
XL C/C++ FOR AI
Reported component ID
5725C7200
Reported release
D10
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2021-12-21
Closed date
2021-12-21
Last modified date
2021-12-21
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
XL C/C++ FOR AI
Fixed component ID
5725C7200
Applicable component levels
[{"Line of Business":{"code":"LOB57","label":"Power"},"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSGH3R","label":"XL C\/C++ for AIX"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"13.1"}]
Document Information
Modified date:
22 December 2021