XL Fortran for AIX 8.1

User's Guide

Chapter 11. Problem Determination and Debugging

Partial Table-of-Contents

  • Understanding XL Fortran Error Messages
  • Error Severity
  • Compiler Return Code
  • The Run-Time Return Code
  • Understanding XL Fortran Messages
  • Limiting the Number of Compile-Time Messages
  • Selecting the Language for Messages
  • Fixing Installation or System Environment Problems
  • Fixing Compile-Time Problems
  • Duplicating Extensions from Other Systems
  • Isolating Problems with Individual Compilation Units
  • Running out of Machine Resources
  • Fixing Link-Time Problems
  • Fixing Run-Time Problems
  • Duplicating Extensions from Other Systems
  • Mismatched Sizes or Types for Arguments
  • Working around Problems when Optimizing
  • Input/Output Errors
  • Tracebacks and Core Dumps
  • Debugging a Fortran 90 or Fortran 95 Program
  • A Sample dbx Session for an XL Fortran Program
  • Problem with Dynamic Memory Allocation
  • Using Debug Memory Routines for XL Fortran
  • The libhm.a library
  • Examples:
  • The libhmd.a library
  • Environment Variables
  • Examples:

    • This chapter describes some methods you can use for locating and fixing problems in compiling or executing your programs.

    Related Information:
    You might encounter a number of potential problems when moving from previous versions of XL Fortran to XL Fortran Version 8. Avoiding or Fixing Upgrade Problems summarizes these potential problems.

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