LI81577: COMPILE USING -MD -MMD WITH -O DEPENDENCY FILES 19 CHARS AS OBJECT FILE NAME CRASH THE COMPILE

APAR status

• Closed as program error.

Error description

• The driver did not preallocate a large
  enough buffer when building the string
  for -MF option which is added by
  driver
  when -MD or -MMD is used.
  

Local fix

• Change the length of object file name to any other number than
  19
  

Problem summary

• USERS AFFECTED:
  Users using -MD or -MMD to generate dependency files with -o
  option followed by
  19 characters as object file name are affected by this issue.
  
  PROBLEM DESCRIPTION:
  The compiler driver program did not preallocate a large enough
  buffer when building the string
  for -MF option which is added by driver when -MD or -MMD is
  used.
  

Problem conclusion

• The program driver has been fixed to handle the above scenario
  by increasing the buffer size.
  

Temporary fix

Comments

APAR Information

• 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++ LINUX

• Fixed component ID

  5725C7310

Applicable component levels