[src/trunk]: src/libexec/ld.elf_so Error if there are undefined symbols, e.g....

[skrll <skrll%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/2a1627f44776
branches:  trunk
changeset: 1026649:2a1627f44776
user:      skrll <skrll%NetBSD.org@localhost>
date:      Sat Dec 04 08:45:56 2021 +0000

description:
Error if there are undefined symbols, e.g. _rtld_call_ifunc

diffstat:

 libexec/ld.elf_so/Makefile |  3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diffs (17 lines):

diff -r 2cf3375f8630 -r 2a1627f44776 libexec/ld.elf_so/Makefile
--- a/libexec/ld.elf_so/Makefile        Sat Dec 04 07:23:43 2021 +0000
+++ b/libexec/ld.elf_so/Makefile        Sat Dec 04 08:45:56 2021 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: Makefile,v 1.143 2020/02/09 09:11:59 kamil Exp $
+#      $NetBSD: Makefile,v 1.144 2021/12/04 08:45:56 skrll Exp $
 #
 # NOTE: when changing ld.so, ensure that ldd still compiles.
 #
@@ -49,6 +49,7 @@
                -shared -nostartfiles -nodefaultlibs
 LDFLAGS+=      -Wl,-static
 LDFLAGS+=      -Wl,--warn-shared-textrel
+LDFLAGS+=      -Wl,--no-undefined
 LDFLAGS+=      -Wl,-Map=${.TARGET}.map
 
 COPTS+=                -fvisibility=hidden