Fixes are available
APAR status
Closed as program error.
Error description
An issue with elimination of unnecessary F90 array copies. The compiler is adding superfluous array copies that is causing performance slow-down.
Local fix
N/A
Problem summary
PROBLEM DESCRIPTION: When users associate a contiguous array section with an explicit shape dummy argument that has intent(in) or intent(inout), the compiler generates an unnecessary temporary which causes a performance degradation USERS AFFECTED: Users that associate contiguous array sections with an explicit shape dummy argument that has intent(in) or intent(inout).
Problem conclusion
Corrected the issue that prevented the contiguity check from identifying the array section as a contiguous piece of memory.
Temporary fix
Comments
APAR Information
APAR number
LI75889
Reported component name
XL FORTRAN SLES
Reported component ID
5724U8400
Reported release
C10
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2011-01-27
Closed date
2011-01-27
Last modified date
2011-01-27
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 FORTRAN SLES
Fixed component ID
5724U8400
Applicable component levels
RC10 PSN IZ77626
UP06/09/13
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Document Information
Modified date:
24 February 2022