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spec: clarify behavior of map size hint for make built-in

The spec already states that the precise behavior of the map size
hint provided to the make built-in is implementation-dependent.

Exclude requiring specific run-time behavior for maps.
(The current Go compiler does not panic if the size hint is negative
at run-time.)

Fixes #53219.

Change-Id: I2f3618bf9ba4ed921e18dc4f2273eaa770805bd7
Reviewed-on: https://go-review.googlesource.com/c/go/+/411919
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Keith Randall <khr@golang.org>
This commit is contained in:
Robert Griesemer 2022-06-13 11:06:55 -07:00
parent 4703546a29
commit 5ee939b819

View File

@ -7141,7 +7141,7 @@ A constant size argument must be non-negative and <a href="#Representability">re
by a value of type <code>int</code>; if it is an untyped constant it is given type <code>int</code>.
If both <code>n</code> and <code>m</code> are provided and are constant, then
<code>n</code> must be no larger than <code>m</code>.
If <code>n</code> is negative or larger than <code>m</code> at run time,
For slices and channels, if <code>n</code> is negative or larger than <code>m</code> at run time,
a <a href="#Run_time_panics">run-time panic</a> occurs.
</p>