bin/59713: bin/sh/Makefile clobbers COPTS.<fn>

[sotiris%lamprinidis.com@localhost]

>Number:         59713
>Category:       bin
>Synopsis:       bin/sh/Makefile clobbers COPTS.<fn>
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    bin-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Oct 19 16:15:00 +0000 2025
>Originator:     Sotiris Lamprinidis
>Release:        netbsd-.11
>Organization:
>Environment:
NetBSD 11.0_BETA
>Description:
bin/sh clobbers file-specific COPTS.<fn>; see patch

I was trying to build netbsd-11 from netbsd-11/GCC 12.5 and there are a few Werrors I addressed using COPTS.<fn> flags, so that's how I found that out. Not sure if that's a supported use case. Thanks!


>How-To-Repeat:

>Fix:
Index: bin/sh/Makefile
===================================================================
RCS file: /export/cvsroot/netbsdsrc/bin/sh/Makefile,v
retrieving revision 1.1.1.1
diff -u -u -r1.1.1.1 Makefile
--- bin/sh/Makefile     18 Oct 2025 13:45:00 -0000      1.1.1.1
+++ bin/sh/Makefile     19 Oct 2025 16:00:05 -0000
@@ -91,9 +91,9 @@

 SUBDIR.roff+=USD.doc

 -COPTS.printf.c = -Wno-format-nonliteral
 -COPTS.jobs.c = -Wno-format-nonliteral
 -COPTS.var.c = -Wno-format-nonliteral
 +COPTS.printf.c+= -Wno-format-nonliteral
 +COPTS.jobs.c+= -Wno-format-nonliteral
 +COPTS.var.c+= -Wno-format-nonliteral

  # XXXGCC12 - only on some targets
   COPTS.parser.c+=       ${${ACTIVE_CC} == "gcc" && ${HAVE_GCC:U0} >= 12:? -Wno-error=clobbered :}