Rational Developer for System z
Enterprise PL/I for z/OS, Version 3.8, Language Reference Manual

ALLOCSIZE

ALLOCSIZE returns a FIXED BIN(31,0) value giving the amount of storage allocated with a specified pointer. To use this built-in function, you must also specify the CHECK(STORAGE) compile-time option.

Read syntax diagramSkip visual syntax diagram>>-ALLOCSIZE(p)------------------------------------------------><
 
p
Pointer expression.

ALLOCSIZE returns 0 if the pointer does not point to the start of a piece of allocated storage.


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