6355 – Template constructor cannot initialize non-mutable field

D issues are now tracked on GitHub. This Bugzilla instance remains as a read-only archive.

Issue 6355 - Template constructor cannot initialize non-mutable field

Summary: Template constructor cannot initialize non-mutable field

Status:	RESOLVED FIXED
Alias:	None
Product:	D
Classification:	Unclassified
Component:	dmd (show other issues)
Version:	D2
Hardware:	All All
Importance :	P2 normal
Assignee:	No Owner
URL:
Keywords:	patch, rejects-valid
Duplicates (1):	6427 (view as issue list)
Depends on:
Blocks:

See Also:
Reported:	2011年07月20日 02:17 UTC by Kenji Hara
Modified:	2011年08月03日 07:37 UTC (History)
CC List:	2 users (show)

Attachments
Add an attachment (proposed patch, testcase, etc.)

Note You need to log in before you can comment on or make changes to this issue.

Description Kenji Hara 2011年07月20日 02:17:09 UTC

This is valid D2 code, but couldn't compile.
----
struct S
{
 const int value;
 this()(int n){ value = n; }
}
void main()
{
 S s = S(10);
}
----
test.d(4): Error: can only initialize const member value inside constructor
test.d(8): Error: template instance test.S.__ctor!() error instantiating
----

Comment 1 Kenji Hara 2011年07月20日 03:04:48 UTC

https://github.com/D-Programming-Language/dmd/pull/266

Comment 2 Walter Bright 2011年07月21日 12:06:05 UTC

https://github.com/D-Programming-Language/dmd/commit/696e5b3df672dc1972c14f93f6f8f88d4559b8a9
https://github.com/D-Programming-Language/dmd/commit/9c70f902c69875e65935d72b9b6d26061cf3470f
https://github.com/D-Programming-Language/dmd/commit/8469fd01c4964a1dabd1dc0848e6321b35d7e2dd

Comment 3 yebblies 2011年08月03日 07:37:22 UTC

*** Issue 6427 has been marked as a duplicate of this issue. ***