Author: kib
Date: Tue Nov 15 09:40:03 2016
New Revision: 308688
URL: https://svnweb.freebsd.org/changeset/base/308688

Log:
  Assert that there is no unresolved symbols during rtld linking.
  
  Reviewed by:  emaste, jhb
  Sponsored by: The FreeBSD Foundation
  MFC after:    1 week
  X-Differential revision:      https://reviews.freebsd.org/D8448

Modified:
  head/libexec/rtld-elf/Makefile

Modified: head/libexec/rtld-elf/Makefile
==============================================================================
--- head/libexec/rtld-elf/Makefile      Tue Nov 15 09:37:35 2016        
(r308687)
+++ head/libexec/rtld-elf/Makefile      Tue Nov 15 09:40:03 2016        
(r308688)
@@ -47,7 +47,7 @@ CFLAGS+=      -DPIC $(DEBUG)
 .if ${MACHINE_CPUARCH} == "amd64" || ${MACHINE_CPUARCH} == "i386"
 CFLAGS+=       -fvisibility=hidden
 .endif
-LDFLAGS+=      -shared -Wl,-Bsymbolic
+LDFLAGS+=      -shared -Wl,-Bsymbolic -Wl,-z,defs
 LIBADD=                c_pic
 .if ${MK_TOOLCHAIN} == "no"
 LDFLAGS+=      -L${LIBCDIR}
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