dmd: add TODO about this being a compiler requiring itself to build

[Maya Rashish <maya%NetBSD.org@localhost>]

Module Name:	pkgsrc-wip
Committed By:	Maya Rashish <maya%NetBSD.org@localhost>
Pushed By:	coypu
Date:		Fri Jan 25 13:13:31 2019 +0200
Changeset:	658c85d511bad78df92c56e8daecf80e2cea61b9

Modified Files:
	dmd/TODO

Log Message:
dmd: add TODO about this being a compiler requiring itself to build

Download during build is not allowed.

To see a diff of this commit:
https://wip.pkgsrc.org/cgi-bin/gitweb.cgi?p=pkgsrc-wip.git;a=commitdiff;h=658c85d511bad78df92c56e8daecf80e2cea61b9

Please note that diffs are not public domain; they are subject to the
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diffstat:
 dmd/TODO | 4 ++++
 1 file changed, 4 insertions(+)

diffs:
diff --git a/dmd/TODO b/dmd/TODO
index 5149a09756..917347e522 100644
--- a/dmd/TODO
+++ b/dmd/TODO
@@ -1,3 +1,7 @@
 The compiler itself compiles, but the standard library isn't ported.
 
 Installation hasn't been done yet, so the PLIST is empty.
+
+- Since DMD requires itself to bootstrap, it has to fetch a DMD compiler.
+This has to be done during the fetch stage and checked against a checksum,
+not during build.