Problem Determination and Debugging

Partial Table-of-Contents

  • Understanding XL Fortran Error Messages
  • Error Severity
  • Compiler Return Code
  • 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
  • Compiling with Thread-safe Commands
  • 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
  • This section describes some methods you can use for locating and fixing problems in compiling or executing your programs. IBM Copyright 2003