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return area has maximum size 2*pointer-size

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ceriel 1989-03-14 12:28:55 +00:00
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commit 5980b1e5ec
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@ -402,7 +402,7 @@ that its value is never changed, for instance by making its own copy
of the array. The Modula-2 compiler does exactly this. of the array. The Modula-2 compiler does exactly this.
.PP .PP
When the size of the return value of a function procedure is larger than When the size of the return value of a function procedure is larger than
the maximum of \fCWSIZE(LONGREAL)\fP and twice the word-size, the caller the maximum of \fCWSIZE(LONGREAL)\fP and twice the pointer-size, the caller
reserves this space on the stack, above the parameters. Callee then stores reserves this space on the stack, above the parameters. Callee then stores
its result there, and returns no other value. its result there, and returns no other value.
.NH 1 .NH 1