[Bug sanitizer/82379] [7/8 Regression] internal_sigreturn not defined in libasan.so or libubsan.so with -mx32

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82379

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2017-10-01
                 CC|                            |m.ostapenko at samsung dot com
            Summary|internal_sigreturn not      |[7/8 Regression]
                   |defined in libasan.so or    |internal_sigreturn not
                   |libubsan.so with -mx32      |defined in libasan.so or
                   |                            |libubsan.so with -mx32
     Ever confirmed|0                           |1

--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> ---
This caused by r241977:

diff --git a/libsanitizer/configure.tgt b/libsanitizer/configure.tgt
index 05ead765e62..8d884f4bf52 100644
--- a/libsanitizer/configure.tgt
+++ b/libsanitizer/configure.tgt
@@ -20,12 +20,14 @@

 # Filter out unsupported systems.
 TSAN_TARGET_DEPENDENT_OBJECTS=
+SANITIZER_COMMON_TARGET_DEPENDENT_OBJECTS=
 case "${target}" in
   x86_64-*-linux* | i?86-*-linux*)
        if test x$ac_cv_sizeof_void_p = x8; then
                TSAN_SUPPORTED=yes
                LSAN_SUPPORTED=yes
                TSAN_TARGET_DEPENDENT_OBJECTS=tsan_rtl_amd64.lo
+              
SANITIZER_COMMON_TARGET_DEPENDENT_OBJECTS=sanitizer_linux_x86_64.lo
        fi
        ;;
   powerpc*-*-linux*)

This is wrong for x32.