lib/54074: Test cases ending in 32 fail on sparc64 since jemalloc update

[gson%gson.org@localhost (Andreas Gustafsson)]

>Number:         54074
>Category:       lib
>Synopsis:       Test cases ending in 32 fail on sparc64 since jemalloc update
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    lib-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Mar 25 20:05:00 +0000 2019
>Originator:     Andreas Gustafsson
>Release:        NetBSD-current, source date >= 2019.03.21.11.14.16
>Organization:
>Environment:
System: NetBSD
Architecture: sparc64
Machine: sparc64
>Description:

The following test cases are failing on sparc64:

  usr.bin/c++/t_static_destructor/static_destructor32
  usr.bin/c++/t_call_once2/call_once2_32
  usr.bin/c++/t_hello/hello_profile_32
  usr.bin/c++/t_pthread_once/pthread_once_profile_32
  usr.bin/cc/t_hello/hello32
  usr.bin/c++/t_call_once/call_once_32
  usr.bin/c++/t_hello/hello32
  usr.bin/c++/t_pthread_once/pthread_once_32
  usr.bin/c++/t_cxxruntime/cxxruntime32

since this commit, "Switch sparc64 over to newer jemalloc":

  2019.03.21.11.14.16 martin src/share/mk/bsd.own.mk 1.1114

Logs from my testbed (the TNF one is currently down, admins have been
notified):

  http://www.gson.org/netbsd/bugs/build/sparc64/commits-2019.03.html#2019.03.21.11.14.16

Similar failures on martin's testbed:

  http://www.netbsd.org/~martin/sparc64-atf/624_atf.html#failed-tcs-summary

>How-To-Repeat:

>Fix: