pTAL Conversion Guide

Compiler Operation
pTAL Conversion Guide—527302-002
19-24
For pTAL and TAL
Difference between pTAL and EpTAL compilers:
OVERFLOW_TRAPS
OVERFLOW_TRAPS specifies the initial state of overflow trapping in a program.
OVERFLOW_TRAPS
enables overflow traps throughout the program.
pTAL Compiler EpTAL Compiler
Does not issue warnings for errors in
filename
Issues a warning when filename :
•
Does not exist
•
Cannot be opened
•
Is not an EDIT file (Guardian operating
systems only)
•
Has the same routine-name on more
than one line
•
Has a line that:
°
Exceeds 511 characters (Windows
operating systems only)
°
Has a routine-name that does
not match any routine declaration in
the source file
°
Has an optimize-level other
than 0, 1, or 2
°
Has one or more characters other
than spaces or tabs:
°
Before routine-name
°
After optimize-level
°
Between routine-name and
optimize-level
OVERFLOW_TRAPS
POPOVERFLOW_TRAPS
NOOVERFLOW_TRAPS
PUSHOVERFLOW_TRAPS
VST697.vsd