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builtin: incorporate all feedback into doc string for new

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The previously submitted CL didn't include some of the feedback
that was provided on the CL. Specifically, it didn't mention the
behavior of `new` for untyped constant arguments.

For #77584.

Change-Id: I1668a79a655246e5a55a4741a6c564b7dd6707c3
Reviewed-on: https://go-review.googlesource.com/c/go/+/749061
Reviewed-by: Robert Griesemer <gri@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Alan Donovan <adonovan@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
This commit is contained in:
Robert Griesemer
2026-02-25 15:35:48 -08:00
committed by Damien Neil
parent 0886e65b11
commit 5c7d8a3e48
1 changed files with 4 additions and 5 deletions
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9
src/builtin/builtin.go
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@@ -224,15 +224,14 @@ func max[T cmp.Ordered](x T, y ...T) T
// min will return NaN.
func min[T cmp.Ordered](x T, y ...T) T
// The built-in function new creates a new, initialized variable and returns
// The built-in function new allocates a new, initialized variable and returns
// a pointer to it. It accepts a single argument, which may be either a type
// or an expression.
//
// If the argument is a type T, then new(T) allocates a variable of type T
// initialized to its zero value.
//
// If the argument is an expression x, then new(x) allocates a variable of
// the type of x initialized to the value of x.
// Otherwise, the argument is an expression x and new(x) allocates a variable
// of the type of x initialized to the value of x. If that value is an untyped
// constant, it is first implicitly converted to its default type.
func new(TypeOrExpr) *Type
// The complex built-in function constructs a complex value from two